DRILLING RIGS

Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

INVESTOR RELATIONS

Diamond Offshore Completes Financial Restructuring. HOUSTON, April 26, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that, on April 23, 2021, it and its debtor affiliates emerged from their chapter 11 process after successfully completing a financial reorganization pursuant to their joint plan

RESTRUCTURING

Restructuring Information. Diamond and certain of its subsidiaries commenced chapter 11 cases on April 26, 2020. Chapter 11 is the section of the U.S. Bankruptcy Code that covers court-supervised restructurings of businesses. Like many companies, Diamond has been impacted by the continued downturn in the oil and gas industry. OFFSHORE DRILLING JOBS Please be advised of the following: You should be aware of scams which falsely advertise job opportunities with Diamond Offshore and request payment of monies by the candidate to supposedly cover processing fees and costs relating to visas, work permits or other formalities. Such scams appear to target the areas of India and West Africa, but OFFSHORE DRILLING JOBS We offer rewarding career opportunities, competitive salary and benefits packages and training that is second-to-none. We pride ourselves in the retention of our people. Above all, our relentless obsession with safety is at the core of our training and operations.

Diamond Offshore is

DIAMOND OFFSHORE COMPLETES FINANCIAL RESTRUCTURING Diamond Offshore Completes Financial Restructuring. HOUSTON, April 26, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that, on April 23, 2021, it and its debtor affiliates emerged from their chapter 11 process after successfully completing a financial reorganization pursuant to their joint plan DIAMOND OFFSHORE NAMES CEO Diamond Offshore Names CEO. HOUSTON, May 10, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that Bernie G. Wolford Jr. has been named the Company's President and Chief Executive Officer and will also serve on the Board

of Directors. Mr.

01/25/2021 - DIAMOND OFFSHORE ANNOUNCES COMPREHENSIVE HOUSTON, Jan. 25, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") today announced that it has entered into a plan support agreement with holders of over 70% of each of its senior unsecured notes and revolving credit facility loans regarding a financial restructuring transaction that will significantly deleverage the Company's balance sheet and position the

OCEAN APEX VIDEO

Seven months later, we again committed to this segment by building the Ocean Apex at Jurong in Singapore with a delivery Q2 2014. These two deepwater rigs with the latest technology and newest equipment will ensure that Diamond remains competitive in the semisubmersible deepwater segment. Ocean Onyx Highlights: Maximum hook-load capacity

of 750

OCEAN ENDEAVOR JOURNEY VIDEO Ocean Endeavor Completes Well-Planned Journey. Early in 2014 the Ocean Endeavor was scheduled to move to Romanian waters, in anticipation of planned exploration wells in the area. But before any drill bit could bite into the silty sea bottom, the rig had to go through a series of carefully planned, perfectly executed steps to get there.

DRILLING RIGS

Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

INVESTOR RELATIONS

Diamond Offshore Completes Financial Restructuring. HOUSTON, April 26, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that, on April 23, 2021, it and its debtor affiliates emerged from their chapter 11 process after successfully completing a financial reorganization pursuant to their joint plan

RESTRUCTURING

Restructuring Information. Diamond and certain of its subsidiaries commenced chapter 11 cases on April 26, 2020. Chapter 11 is the section of the U.S. Bankruptcy Code that covers court-supervised restructurings of businesses. Like many companies, Diamond has been impacted by the continued downturn in the oil and gas industry. OFFSHORE DRILLING JOBS Please be advised of the following: You should be aware of scams which falsely advertise job opportunities with Diamond Offshore and request payment of monies by the candidate to supposedly cover processing fees and costs relating to visas, work permits or other formalities. Such scams appear to target the areas of India and West Africa, but OFFSHORE DRILLING JOBS We offer rewarding career opportunities, competitive salary and benefits packages and training that is second-to-none. We pride ourselves in the retention of our people. Above all, our relentless obsession with safety is at the core of our training and operations.

Diamond Offshore is

DIAMOND OFFSHORE COMPLETES FINANCIAL RESTRUCTURING Diamond Offshore Completes Financial Restructuring. HOUSTON, April 26, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that, on April 23, 2021, it and its debtor affiliates emerged from their chapter 11 process after successfully completing a financial reorganization pursuant to their joint plan DIAMOND OFFSHORE NAMES CEO Diamond Offshore Names CEO. HOUSTON, May 10, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that Bernie G. Wolford Jr. has been named the Company's President and Chief Executive Officer and will also serve on the Board

of Directors. Mr.

01/25/2021 - DIAMOND OFFSHORE ANNOUNCES COMPREHENSIVE HOUSTON, Jan. 25, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") today announced that it has entered into a plan support agreement with holders of over 70% of each of its senior unsecured notes and revolving credit facility loans regarding a financial restructuring transaction that will significantly deleverage the Company's balance sheet and position the

OCEAN APEX VIDEO

Seven months later, we again committed to this segment by building the Ocean Apex at Jurong in Singapore with a delivery Q2 2014. These two deepwater rigs with the latest technology and newest equipment will ensure that Diamond remains competitive in the semisubmersible deepwater segment. Ocean Onyx Highlights: Maximum hook-load capacity

of 750

OCEAN ENDEAVOR JOURNEY VIDEO Ocean Endeavor Completes Well-Planned Journey. Early in 2014 the Ocean Endeavor was scheduled to move to Romanian waters, in anticipation of planned exploration wells in the area. But before any drill bit could bite into the silty sea bottom, the rig had to go through a series of carefully planned, perfectly executed steps to get there. OFFSHORE DRILLING JOBS Please be advised of the following: You should be aware of scams which falsely advertise job opportunities with Diamond Offshore and request payment of monies by the candidate to supposedly cover processing fees and costs relating to visas, work permits or other formalities. Such scams appear to target the areas of India and West Africa, but OUR FLEET | DEEPWATER DRILLING | DIAMOND OFFSHORE DRILLING Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

MANAGEMENT TEAM

Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

OCEAN APEX VIDEO

Seven months later, we again committed to this segment by building the Ocean Apex at Jurong in Singapore with a delivery Q2 2014. These two deepwater rigs with the latest technology and newest equipment will ensure that Diamond remains competitive in the semisubmersible deepwater segment. Ocean Onyx Highlights: Maximum hook-load capacity

of 750

BOARD OF DIRECTORS

Board of Directors. Neal P. Goldman. Chairman of the Board; Managing Member of SAGE Capital Investments, LLC. John H. Hollowell. Former President and Chief Executive Officer of Shell Midstream Partners, L.P. Raj Iyer. Former Partner and Senior Portfolio Manager at Canyon Partners. Ane Launy. OCEAN ENDEAVOR JOURNEY VIDEO Ocean Endeavor Completes Well-Planned Journey. Early in 2014 the Ocean Endeavor was scheduled to move to Romanian waters, in anticipation of planned exploration wells in the area. But before any drill bit could bite into the silty sea bottom, the rig had to go through a series of carefully planned, perfectly executed steps to get there.

PRESS RELEASES

HOUSTON , Feb. 10, 2020 /PRNewswire/ -- Diamond Offshore Drilling, Inc. (NYSE: DO) today reported the following results for the fourth quarter of 2019: Three Months Ended Thousands of dollars, except per share data December 31, 2019 September 30, 2019 Total revenues $ 276,376 $. Toggle Summary. 01/22/20. DIAMOND OFFSHORE BEGINS TRADING ON OTC PINK MARKETS HOUSTON, April 28, 2020 /PRNewswire/ -- Diamond Offshore Drilling, Inc. (the "Company") today announced that the Company's common stock has begun trading on

OWNERSHIP SUMMARY

The Investor Relations website contains information about Diamond Offshore Drilling Inc.'s business for stockholders, potential investors, and financial analysts.

INVESTOR RELATIONS

diamond foreign asset comp-3 diamond foreign asset comp-2 diamond foreign asset comp-1 wilmington savings fund so schedule 2 table of contents-1 table of contents

DRILLING RIGS

Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

INVESTOR RELATIONS

Diamond Offshore Completes Financial Restructuring. HOUSTON, April 26, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that, on April 23, 2021, it and its debtor affiliates emerged from their chapter 11 process after successfully completing a financial reorganization pursuant to their joint plan

RESTRUCTURING

Restructuring Information. Diamond and certain of its subsidiaries commenced chapter 11 cases on April 26, 2020. Chapter 11 is the section of the U.S. Bankruptcy Code that covers court-supervised restructurings of businesses. Like many companies, Diamond has been impacted by the continued downturn in the oil and gas industry. OFFSHORE DRILLING JOBS Please be advised of the following: You should be aware of scams which falsely advertise job opportunities with Diamond Offshore and request payment of monies by the candidate to supposedly cover processing fees and costs relating to visas, work permits or other formalities. Such scams appear to target the areas of India and West Africa, but OFFSHORE DRILLING JOBS We offer rewarding career opportunities, competitive salary and benefits packages and training that is second-to-none. We pride ourselves in the retention of our people. Above all, our relentless obsession with safety is at the core of our training and operations.

Diamond Offshore is

DIAMOND OFFSHORE COMPLETES FINANCIAL RESTRUCTURING Diamond Offshore Completes Financial Restructuring. HOUSTON, April 26, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that, on April 23, 2021, it and its debtor affiliates emerged from their chapter 11 process after successfully completing a financial reorganization pursuant to their joint plan DIAMOND OFFSHORE NAMES CEO Diamond Offshore Names CEO. HOUSTON, May 10, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that Bernie G. Wolford Jr. has been named the Company's President and Chief Executive Officer and will also serve on the Board

of Directors. Mr.

01/25/2021 - DIAMOND OFFSHORE ANNOUNCES COMPREHENSIVE HOUSTON, Jan. 25, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") today announced that it has entered into a plan support agreement with holders of over 70% of each of its senior unsecured notes and revolving credit facility loans regarding a financial restructuring transaction that will significantly deleverage the Company's balance sheet and position the

OCEAN APEX VIDEO

Seven months later, we again committed to this segment by building the Ocean Apex at Jurong in Singapore with a delivery Q2 2014. These two deepwater rigs with the latest technology and newest equipment will ensure that Diamond remains competitive in the semisubmersible deepwater segment. Ocean Onyx Highlights: Maximum hook-load capacity

of 750

OCEAN ENDEAVOR JOURNEY VIDEO Ocean Endeavor Completes Well-Planned Journey. Early in 2014 the Ocean Endeavor was scheduled to move to Romanian waters, in anticipation of planned exploration wells in the area. But before any drill bit could bite into the silty sea bottom, the rig had to go through a series of carefully planned, perfectly executed steps to get there.

DRILLING RIGS

Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

INVESTOR RELATIONS

Diamond Offshore Completes Financial Restructuring. HOUSTON, April 26, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that, on April 23, 2021, it and its debtor affiliates emerged from their chapter 11 process after successfully completing a financial reorganization pursuant to their joint plan

RESTRUCTURING

Restructuring Information. Diamond and certain of its subsidiaries commenced chapter 11 cases on April 26, 2020. Chapter 11 is the section of the U.S. Bankruptcy Code that covers court-supervised restructurings of businesses. Like many companies, Diamond has been impacted by the continued downturn in the oil and gas industry. OFFSHORE DRILLING JOBS Please be advised of the following: You should be aware of scams which falsely advertise job opportunities with Diamond Offshore and request payment of monies by the candidate to supposedly cover processing fees and costs relating to visas, work permits or other formalities. Such scams appear to target the areas of India and West Africa, but OFFSHORE DRILLING JOBS We offer rewarding career opportunities, competitive salary and benefits packages and training that is second-to-none. We pride ourselves in the retention of our people. Above all, our relentless obsession with safety is at the core of our training and operations.

Diamond Offshore is

DIAMOND OFFSHORE COMPLETES FINANCIAL RESTRUCTURING Diamond Offshore Completes Financial Restructuring. HOUSTON, April 26, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that, on April 23, 2021, it and its debtor affiliates emerged from their chapter 11 process after successfully completing a financial reorganization pursuant to their joint plan DIAMOND OFFSHORE NAMES CEO Diamond Offshore Names CEO. HOUSTON, May 10, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that Bernie G. Wolford Jr. has been named the Company's President and Chief Executive Officer and will also serve on the Board

of Directors. Mr.

01/25/2021 - DIAMOND OFFSHORE ANNOUNCES COMPREHENSIVE HOUSTON, Jan. 25, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") today announced that it has entered into a plan support agreement with holders of over 70% of each of its senior unsecured notes and revolving credit facility loans regarding a financial restructuring transaction that will significantly deleverage the Company's balance sheet and position the

OCEAN APEX VIDEO

Seven months later, we again committed to this segment by building the Ocean Apex at Jurong in Singapore with a delivery Q2 2014. These two deepwater rigs with the latest technology and newest equipment will ensure that Diamond remains competitive in the semisubmersible deepwater segment. Ocean Onyx Highlights: Maximum hook-load capacity

of 750

OCEAN ENDEAVOR JOURNEY VIDEO Ocean Endeavor Completes Well-Planned Journey. Early in 2014 the Ocean Endeavor was scheduled to move to Romanian waters, in anticipation of planned exploration wells in the area. But before any drill bit could bite into the silty sea bottom, the rig had to go through a series of carefully planned, perfectly executed steps to get there. OFFSHORE DRILLING JOBS Please be advised of the following: You should be aware of scams which falsely advertise job opportunities with Diamond Offshore and request payment of monies by the candidate to supposedly cover processing fees and costs relating to visas, work permits or other formalities. Such scams appear to target the areas of India and West Africa, but OUR FLEET | DEEPWATER DRILLING | DIAMOND OFFSHORE DRILLING Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

MANAGEMENT TEAM

Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

OCEAN APEX VIDEO

Seven months later, we again committed to this segment by building the Ocean Apex at Jurong in Singapore with a delivery Q2 2014. These two deepwater rigs with the latest technology and newest equipment will ensure that Diamond remains competitive in the semisubmersible deepwater segment. Ocean Onyx Highlights: Maximum hook-load capacity

of 750

BOARD OF DIRECTORS

Board of Directors. Neal P. Goldman. Chairman of the Board; Managing Member of SAGE Capital Investments, LLC. John H. Hollowell. Former President and Chief Executive Officer of Shell Midstream Partners, L.P. Raj Iyer. Former Partner and Senior Portfolio Manager at Canyon Partners. Ane Launy. OCEAN ENDEAVOR JOURNEY VIDEO Ocean Endeavor Completes Well-Planned Journey. Early in 2014 the Ocean Endeavor was scheduled to move to Romanian waters, in anticipation of planned exploration wells in the area. But before any drill bit could bite into the silty sea bottom, the rig had to go through a series of carefully planned, perfectly executed steps to get there.

PRESS RELEASES

HOUSTON , Feb. 10, 2020 /PRNewswire/ -- Diamond Offshore Drilling, Inc. (NYSE: DO) today reported the following results for the fourth quarter of 2019: Three Months Ended Thousands of dollars, except per share data December 31, 2019 September 30, 2019 Total revenues $ 276,376 $. Toggle Summary. 01/22/20. DIAMOND OFFSHORE BEGINS TRADING ON OTC PINK MARKETS HOUSTON, April 28, 2020 /PRNewswire/ -- Diamond Offshore Drilling, Inc. (the "Company") today announced that the Company's common stock has begun trading on

OWNERSHIP SUMMARY

The Investor Relations website contains information about Diamond Offshore Drilling Inc.'s business for stockholders, potential investors, and financial analysts.

INVESTOR RELATIONS

diamond foreign asset comp-3 diamond foreign asset comp-2 diamond foreign asset comp-1 wilmington savings fund so schedule 2 table of contents-1 table of contents

DRILLING RIGS

Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

RESTRUCTURING

Restructuring Information. Diamond and certain of its subsidiaries commenced chapter 11 cases on April 26, 2020. Chapter 11 is the section of the U.S. Bankruptcy Code that covers court-supervised restructurings of businesses. Like many companies, Diamond has been impacted by the continued downturn in the oil and gas industry. OFFSHORE DRILLING JOBS Please be advised of the following: You should be aware of scams which falsely advertise job opportunities with Diamond Offshore and request payment of monies by the candidate to supposedly cover processing fees and costs relating to visas, work permits or other formalities. Such scams appear to target the areas of India and West Africa, but OUR FLEET | DEEPWATER DRILLING | DIAMOND OFFSHORE DRILLING Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

INVESTOR RELATIONS

Diamond Offshore Completes Financial Restructuring. HOUSTON, April 26, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that, on April 23, 2021, it and its debtor affiliates emerged from their chapter 11 process after successfully completing a financial reorganization pursuant to their joint plan DIAMOND OFFSHORE COMPLETES FINANCIAL RESTRUCTURING Diamond Offshore Completes Financial Restructuring. HOUSTON, April 26, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that, on April 23, 2021, it and its debtor affiliates emerged from their chapter 11 process after successfully completing a financial reorganization pursuant to their joint plan

BOARD OF DIRECTORS

Board of Directors. Neal P. Goldman. Chairman of the Board; Managing Member of SAGE Capital Investments, LLC. John H. Hollowell. Former President and Chief Executive Officer of Shell Midstream Partners, L.P. Raj Iyer. Former Partner and Senior Portfolio Manager at Canyon Partners. Ane Launy. DIAMOND OFFSHORE NAMES CEO Diamond Offshore Names CEO. HOUSTON, May 10, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that Bernie G. Wolford Jr. has been named the Company's President and Chief Executive Officer and will also serve on the Board

of Directors. Mr.

PAGE 1 OF 2

RECENT COMMITMENTS (See Body of Report For Contract Details) Ocean BlackHawk Ocean Patriot Water Depth¹ Year Contract Dayrate Estimated Downtime4 Rig Name (feet) Type2 Built3 Location Operator (USD) Start Date End Date Status 1Q20 E Comments Totals: 16

OCEAN BLACKHORNET

Sep 2015 These specifications are intended for general reference purposes only, actual equipment may vary upon the contract situation

and customer needs

DRILLING RIGS

Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

RESTRUCTURING

Restructuring Information. Diamond and certain of its subsidiaries commenced chapter 11 cases on April 26, 2020. Chapter 11 is the section of the U.S. Bankruptcy Code that covers court-supervised restructurings of businesses. Like many companies, Diamond has been impacted by the continued downturn in the oil and gas industry. OFFSHORE DRILLING JOBS Please be advised of the following: You should be aware of scams which falsely advertise job opportunities with Diamond Offshore and request payment of monies by the candidate to supposedly cover processing fees and costs relating to visas, work permits or other formalities. Such scams appear to target the areas of India and West Africa, but OUR FLEET | DEEPWATER DRILLING | DIAMOND OFFSHORE DRILLING Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

INVESTOR RELATIONS

Diamond Offshore Completes Financial Restructuring. HOUSTON, April 26, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that, on April 23, 2021, it and its debtor affiliates emerged from their chapter 11 process after successfully completing a financial reorganization pursuant to their joint plan DIAMOND OFFSHORE COMPLETES FINANCIAL RESTRUCTURING Diamond Offshore Completes Financial Restructuring. HOUSTON, April 26, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that, on April 23, 2021, it and its debtor affiliates emerged from their chapter 11 process after successfully completing a financial reorganization pursuant to their joint plan

BOARD OF DIRECTORS

Board of Directors. Neal P. Goldman. Chairman of the Board; Managing Member of SAGE Capital Investments, LLC. John H. Hollowell. Former President and Chief Executive Officer of Shell Midstream Partners, L.P. Raj Iyer. Former Partner and Senior Portfolio Manager at Canyon Partners. Ane Launy. DIAMOND OFFSHORE NAMES CEO Diamond Offshore Names CEO. HOUSTON, May 10, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that Bernie G. Wolford Jr. has been named the Company's President and Chief Executive Officer and will also serve on the Board

of Directors. Mr.

PAGE 1 OF 2

RECENT COMMITMENTS (See Body of Report For Contract Details) Ocean BlackHawk Ocean Patriot Water Depth¹ Year Contract Dayrate Estimated Downtime4 Rig Name (feet) Type2 Built3 Location Operator (USD) Start Date End Date Status 1Q20 E Comments Totals: 16

OCEAN BLACKHORNET

Sep 2015 These specifications are intended for general reference purposes only, actual equipment may vary upon the contract situation

and customer needs

OUR FLEET | DEEPWATER DRILLING | DIAMOND OFFSHORE DRILLING Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More ULTRA-DEEPWATER DRILLING Deep presence. Since 2007, Diamond Offshore has acquired or placed orders for eleven deepwater and ultra-deepwater units. Our fleet, combined with our people and our operations record, allow Diamond Offshore to deliver the highest level of performance for our customers. Rig Fleet.

MANAGEMENT TEAM

Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More 01/25/2021 - DIAMOND OFFSHORE ANNOUNCES COMPREHENSIVE HOUSTON, Jan. 25, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") today announced that it has entered into a plan support agreement with holders of over 70% of each of its senior unsecured notes and revolving credit facility loans regarding a financial restructuring transaction that will significantly deleverage the Company's balance sheet and position the OCEAN ENDEAVOR JOURNEY VIDEO Ocean Endeavor Completes Well-Planned Journey. Early in 2014 the Ocean Endeavor was scheduled to move to Romanian waters, in anticipation of planned exploration wells in the area. But before any drill bit could bite into the silty sea bottom, the rig had to go through a series of carefully planned, perfectly executed steps to get there. SEC FILING | DIAMOND OFFSHORE DRILLING INC. As previously disclosed, on April 26, 2020, Diamond Offshore Drilling, Inc. (the “Company”) and certain of its subsidiaries (together with the Company, the “Debtors”) commenced voluntary cases (the “Chapter 11 Cases”) under chapter 11 of the United States Bankruptcy Code in the United States Bankruptcy Court for the Southern District of Texas (the “Bankruptcy Court”). DIAMOND OFFSHORE BEGINS TRADING ON OTC PINK MARKETS HOUSTON, April 28, 2020 /PRNewswire/ -- Diamond Offshore Drilling, Inc. (the "Company") today announced that the Company's common stock has begun trading on

OWNERSHIP SUMMARY

The Investor Relations website contains information about Diamond Offshore Drilling Inc.'s business for stockholders, potential investors, and financial analysts.

PAGE 1 OF 2

RECENT COMMITMENTS (See Body of Report For Contract Details) Ocean BlackHawk Ocean Patriot Water Depth¹ Year Contract Dayrate Estimated Downtime4 Rig Name (feet) Type2 Built3 Location Operator (USD) Start Date End Date Status 1Q20 E Comments Totals: 16

OCEAN BLACKRHINO

Sep 2015 These specifications are intended for general reference purposes only, actual equipment may vary upon the contract situation

and customer needs

DRILLING RIGS

Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

RESTRUCTURING

Restructuring Information. Diamond and certain of its subsidiaries commenced chapter 11 cases on April 26, 2020. Chapter 11 is the section of the U.S. Bankruptcy Code that covers court-supervised restructurings of businesses. Like many companies, Diamond has been impacted by the continued downturn in the oil and gas industry.

INVESTOR RELATIONS

Diamond Offshore Completes Financial Restructuring. HOUSTON, April 26, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that, on April 23, 2021, it and its debtor affiliates emerged from their chapter 11 process after successfully completing a financial reorganization pursuant to their joint plan OFFSHORE DRILLING JOBS Please be advised of the following: You should be aware of scams which falsely advertise job opportunities with Diamond Offshore and request payment of monies by the candidate to supposedly cover processing fees and costs relating to visas, work permits or other formalities. Such scams appear to target the areas of India and West Africa, but OFFSHORE DRILLING JOBS Please be advised of the following: You should be aware of scams which falsely advertise job opportunities with Diamond Offshore and request payment of monies by the candidate to supposedly cover processing fees and costs relating to visas, work permits or other formalities. Such scams appear to target the areas of India and West Africa, but all potential candidates should be cautious.

OCEAN APEX VIDEO

Seven months later, we again committed to this segment by building the Ocean Apex at Jurong in Singapore with a delivery Q2 2014. These two deepwater rigs with the latest technology and newest equipment will ensure that Diamond remains competitive in the semisubmersible deepwater segment. Ocean Onyx Highlights: Maximum hook-load capacity

of 750

GOVERNANCE DOCUMENTS & CHARTER Governance Documents & Charters. Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More FINANCIAL REPORTS & PROXY STATEMENTS 2020 Proxy Statement 1.1 MB. 2020 Proxy Card 50.6 KB. 2019 Form 10-K 1.4 MB. + 2018 Annual Report. 2018 Annual Report 2.5 MB. 2019 Proxy Statement 491.9 KB. 2019 Proxy Card 68.8 KB. 2018 DO Form 10K.pdf 823.9 KB. + 2017 ANNUAL REPORT.

OWNERSHIP SUMMARY

The Investor Relations website contains information about Diamond Offshore Drilling Inc.'s business for stockholders, potential investors, and financial analysts. DIAMOND OFFSHORE COMMENCES VOLUNTARY CHAPTER 11 Corporate Profile. Diamond Offshore Drilling Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

DRILLING RIGS

Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

RESTRUCTURING

Restructuring Information. Diamond and certain of its subsidiaries commenced chapter 11 cases on April 26, 2020. Chapter 11 is the section of the U.S. Bankruptcy Code that covers court-supervised restructurings of businesses. Like many companies, Diamond has been impacted by the continued downturn in the oil and gas industry.

INVESTOR RELATIONS

Diamond Offshore Completes Financial Restructuring. HOUSTON, April 26, 2021 /PRNewswire/ -- Diamond Offshore Drilling, Inc. ("Diamond" or the "Company") announced today that, on April 23, 2021, it and its debtor affiliates emerged from their chapter 11 process after successfully completing a financial reorganization pursuant to their joint plan OFFSHORE DRILLING JOBS Please be advised of the following: You should be aware of scams which falsely advertise job opportunities with Diamond Offshore and request payment of monies by the candidate to supposedly cover processing fees and costs relating to visas, work permits or other formalities. Such scams appear to target the areas of India and West Africa, but OFFSHORE DRILLING JOBS Please be advised of the following: You should be aware of scams which falsely advertise job opportunities with Diamond Offshore and request payment of monies by the candidate to supposedly cover processing fees and costs relating to visas, work permits or other formalities. Such scams appear to target the areas of India and West Africa, but all potential candidates should be cautious.

OCEAN APEX VIDEO

Seven months later, we again committed to this segment by building the Ocean Apex at Jurong in Singapore with a delivery Q2 2014. These two deepwater rigs with the latest technology and newest equipment will ensure that Diamond remains competitive in the semisubmersible deepwater segment. Ocean Onyx Highlights: Maximum hook-load capacity

of 750

GOVERNANCE DOCUMENTS & CHARTER Governance Documents & Charters. Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More FINANCIAL REPORTS & PROXY STATEMENTS 2020 Proxy Statement 1.1 MB. 2020 Proxy Card 50.6 KB. 2019 Form 10-K 1.4 MB. + 2018 Annual Report. 2018 Annual Report 2.5 MB. 2019 Proxy Statement 491.9 KB. 2019 Proxy Card 68.8 KB. 2018 DO Form 10K.pdf 823.9 KB. + 2017 ANNUAL REPORT.

OWNERSHIP SUMMARY

The Investor Relations website contains information about Diamond Offshore Drilling Inc.'s business for stockholders, potential investors, and financial analysts. DIAMOND OFFSHORE COMMENCES VOLUNTARY CHAPTER 11 Corporate Profile. Diamond Offshore Drilling Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More ULTRA-DEEPWATER DRILLING Diamond Offshore is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. OUR FLEET | DEEPWATER DRILLING | DIAMOND OFFSHORE DRILLING Corporate Profile. Diamond Offshore Drilling, Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More

OCEAN APEX VIDEO

Seven months later, we again committed to this segment by building the Ocean Apex at Jurong in Singapore with a delivery Q2 2014. These two deepwater rigs with the latest technology and newest equipment will ensure that Diamond remains competitive in the semisubmersible deepwater segment. Ocean Onyx Highlights: Maximum hook-load capacity

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OCEAN ENDEAVOR JOURNEY VIDEO Ocean Endeavor Completes Well-Planned Journey. Early in 2014 the Ocean Endeavor was scheduled to move to Romanian waters, in anticipation of planned exploration wells in the area. But before any drill bit could bite into the silty sea bottom, the rig had to go through a series of carefully planned, perfectly executed steps to get there.

SEARCH RESULTS

Diamond Offshore Drilling provides contract drilling services to the energy industry and is a leader in deepwater drilling. SEC FILING | DIAMOND OFFSHORE DRILLING INC. As previously disclosed, on April 26, 2020, Diamond Offshore Drilling, Inc. (the “Company”) and certain of its subsidiaries (together with the Company, the “Debtors”) commenced voluntary cases (the “Chapter 11 Cases”) under chapter 11 of the United States Bankruptcy Code in the United States Bankruptcy Court for the Southern District of Texas (the “Bankruptcy Court”).

STOCK QUOTE

Corporate Profile. Diamond Offshore Drilling Inc. is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships. Learn More DIAMOND OFFSHORE BEGINS TRADING ON OTC PINK MARKETS HOUSTON, April 28, 2020 /PRNewswire/ -- Diamond Offshore Drilling, Inc. (the "Company") today announced that the Company's common stock has begun trading on

OCEAN BLACKLION

Sep 2015 These specifications are intended for general reference purposes only, actual equipment may vary upon the contract situation

and customer needs

INVESTOR RELATIONS

diamond foreign asset comp-3 diamond foreign asset comp-2 diamond foreign asset comp-1 wilmington savings fund so schedule 2 table of contents-1 table of contents

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Contact Us

Main Links

* About Us

ABOUT US LINKS

* Diamond Offshore Profile * Corporate Governance

* Our History

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With respect for the lives we touch and the impact we make, we believe we are responsibly unlocking energy. Purpose, Mission Vision

* Innovation

INNOVATION LINKS

* Innovation Overview * Stack-View™ Service * Sim-Stack® Service * Pressure Control by the Hour® * Helical Buoyancy™ Riser Technology A first-of-its-kind service arrangement that transfers full accountability of BOP availability to the OEM. Pressure Control by the Hour

* Our Fleet

OUR FLEET LINKS

* Fleet Overview

* Marketing Contacts

*

The Ocean GreatWhite is one of the world’s largest ultra-deepwater harsh environment semisubmersibles.

View the Video

* HSE Excellence

HSE EXCELLENCE LINKS

* HSE Overview

* Zero Incident Operations (ZIO) * Global Excellence Management System (GEMS)

* Safety Strategies

* Environmental

* Global Security

The Ocean Endeavor Completes a Well-Planned, Perfectly Executed

Journey

View the Video

* Investors

INVESTORS LINKS

* Investor Overview

* Rig Fleet Status Report

* Press Releases

* Stock Information

* Financial Information * Corporate Governance * Calendar of Events The Ocean GreatWhite is one of the world’s largest ultra-deepwater harsh environment semisubmersibles.

View the Video

* E-Mail Alerts

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A first-of-its-kind service arrangement that transfers full accountability of BOP availability to the OEM. Pressure Control by the Hour

* Restructuring

RESTRUCTURING LINKS

* Restructuring

Look here for information regarding our restructuring. Restructuring Information STACK-VIEW™ SERVICE The first-of-its-kind service that applies 24/7 real-time monitoring, data visualization and advanced analytics to identify trends and detect anomalies in BOP performance. Stack-View™ Service LEADER IN ULTRA-DEEPWATER Diamond Offshore has significantly expanded its ultra-deepwater fleet over the past five years. Ultra-Deepwater Operations EXCELLENT OPERATIONAL PERFORMANCE Our ability to keep a strong balance sheet and control costs help us to deliver exceptional operating results. Investor Information PEOPLE MAKING A DIFFERENCE Our ability to deliver results comes from the skill and commitment of the men and women of Diamond Offshore.

Careers

OPERATING SAFELY AND RESPONSIBLY Our industry-leading safety initiatives confirm our dedication to operating safely and responsibly.

Safety Programs

OCEAN GREATWHITE

One of the world's largest ultra-deepwater harsh environment

semisubmersible.

View the Video

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STOCK INFO

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Change

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Exchange

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Volume

633798

Nov 25 2020 3:59PM EST

Delayed 20 minutes

LATEST IR NEWS

04/28/2020

Diamond Offshore Begins Trading on OTC Pink Markets

04/27/2020

Diamond Offshore Receives NYSE Delisting Notice

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FINANCIAL REPORTS

* Annual Reports

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RIG FLEET

Rig Fleet Status Report - February 10, 2020 RESPONSIBLY UNLOCKING ENERGY View our Purpose, Mission, Vision

CAREERS

View our open job opportunities

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CORPORATE PROFILE

DIAMOND OFFSHORE DRILLING, INC.  is a leader in offshore drilling, providing contract drilling services to the energy industry around the globe with a total fleet of 15 offshore drilling rigs, consisting of 11 semisubmersibles and four dynamically positioned drillships.

Learn More

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