Board and Senior Management

Julie Johnson Robertson is one of the most respected leaders in the offshore drilling business, and  also was one of the highest ranking female chief executives in the energy sector. Her career at Noble Corporation plc and its predecessor companies spanned more than 40 years and she held many leadership roles, including Executive Chairman, President, and CEO. She currently sits on the board of directors for EOG Resources, Superior Energy Services, and Patterson-UTI. She is a resident of Houston, Texas. At Seadrill, Ms. Robertson serves as Chair of the Board and Chair of the Joint Nomination and Remuneration Committee of the Board.

Mark McCollum has extensive global experience in the offshore energy services sector and has chaired three different public-company audit committees. He is a 20-year veteran of the oil and gas industry, having most recently served as President and CEO of Weatherford International. He also held several leadership roles at Halliburton, including EVP and CFO. He currently serves on the board of directors for Westlake Corporation where he serves as chair of the audit committee. At Marathon Oil Corporation, he also serves as chair of the compensation committee and sits on the health, environmental, safety and corporate responsibility committee. He is a resident of Waco, Texas. At Seadrill, Mr. McCollum serves as Chair of the Audit and Risk Committee of the Board.

Jean Cahuzac is highly regarded in the offshore energy services sector, bringing over 40 years of experience in the industry, including his prior service as CEO of Subsea 7 and in operational and management roles at Transocean and Schlumberger. Mr. Cahuzac currently serves as a Director of the Compensation Committee at Subsea 7, and as Chairman of the Sustainability Committee and the Strategy Committee at Bourbon Maritime. He is a resident of Paris, France. At Seadrill, Mr. Cahuzac serves as the Chair of the Operational Excellence Committee of the Board.

Jan Kjærvik is an accomplished financial executive who brings 40 years of experience in financial roles across the banking, energy, and maritime sectors. He most recently served as Interim Treasurer for GE Energy businesses (Vernova) preparing for demerger and separate listing in April 2024 from General Electric parent. Previously, he served as Head of Treasury & Risk for A.P. Møller-Mærsk and also held a similar role at Aker Kværner/Solutions. The first half of his career was in various leadership positions at Nordea Bank. He currently sits on the board of directors for Høegh Autoliners and serves as Chair of its Audit Committee. Previous directorships include Mærsk Supply Service, Mærsk Insurance, Danish Ship Finance, VP Securities, and Britannia PI. Mr. Kjærvik holds a master’s degree in Economics (lic. oec.) from the University of St. Gallen, Switzerland. He is a resident of Oslo, Norway. At Seadrill, Mr. Kjærvik is a member of the Audit and Risk Committee of the Board.

Andrew Schultz is an experienced turnaround investor and executive, as well as a seasoned director with extensive experience in stressed and distressed situations. As a lawyer and investor, his career has spanned many industries. He is very familiar with both the offshore drilling sector and the E&P sector, serving as Board Chair for Pacific Drilling and a Director for Vanguard Natural Resources. Currently, as a Non-Executive Director Advisor, he sits on a total of six boards. He is a resident of New Canaan, Connecticut. At Seadrill, Mr. Schultz is a member of the Joint Nomination and Remuneration Committee of the Board.

Paul Smith is a highly analytical and energetic financial leader who brings depth and expertise in capital allocation, capital structure, capital markets, and restructurings with a global track record across various industries, including mining & metals, oil & gas, and steel. He served a nine-year career with Glencore, culminating as CFO for Katanga Mining. Currently, he is Founder and Principal of Collingwood Capital Partners, which manages public and private investments focused on resources, energy transformation, and technology sectors. He currently sits on the Board of Directors for Bunker Hill Mining Corp.,Echion Technologies Ltd., and is the Non-Executive Chairman of Horizonte Minerals. He is a resident of Zug, Switzerland. At Seadrill, Mr. Smith is a member of the Joint Nomination and Remuneration Committee of the Board.

Ana Zambelli brings significant industry experience to the Company, with more than 20 years of experience in the energy services sector in operational, commercial, and finance roles. Ms. Zambelli served as Chief Commercial Officer at Maersk Drilling, Managing Director at Transocean, and President of the Brazilian division of Schlumberger. Last, she served as a Managing Director in Brookfield’s Private Equity Group, responsible for business operations in Brazil, where she also provided operational and financial oversight for Brookfield portfolio companies. Ms. Zambelli previously served as an independent member of the board of directors of Petrobras and Braskem. In 2018, she founded the Diversity Committee at the Brazilian Petroleum Institute (IBP) and is the current committee leader. Ms. Zambelli currently sits on the board of DHT Holdings, Galp, and BW Energy. She is a resident of Rio de Janeiro, Brazil. At Seadrill, Ms. Zambelli is a member of the Operational Excellence Committee of the Board. 

Harry Quarls currently serves as Chairman of the Board for CHC Helicopter, Key Energy Services, and ESS Tech, Inc. Mr. Quarls served as Managing Director at Global Infrastructure Partners, leading their efforts in North American energy midstream investments. Additionally, Mr. Quarls served as Managing Director and practice leader for Global Energy as well as a member of the Board of Directors at Booz & Company, a leading international management consulting firm. He has also served on the boards for various private and public companies. Mr. Quarls holds BS and ScM degrees in Chemical Engineering from Tulane University and MIT, respectively. He also holds an MBA from Stanford University. He is a resident of Dallas, TX. At Seadrill, Mr. Quarls is a member of the Operational Excellence Committee of the Board.  

Jonathan Swinney served as the founding Chief Financial Officer of EnQuest PLC from 2010 until 2022, a premium listed company on the London Stock Exchange. Over that period the company grew significantly, and Mr. Swinney led several asset acquisitions and major capital markets transactions. Mr. Swinney has wide-ranging experience in financing across the capital structure, M&A, financial reporting, financial restructuring, financial planning and analysis, treasury, and financial risk. Mr. Swinney also served as the Head of Mergers and Acquisitions of Petrofac Limited before joining EnQuest PLC. Prior to that, he served as Managing Director of Lehman Brothers in London and as Director of Equity Capital Markets at Credit Suisse First Boston in London. Mr. Swinney is a chartered accountant and a qualified solicitor and holds an LPC with distinction from the College of Law, and a BSc with honors from Southampton University. He is a resident of London, England. At Seadrill, Mr. Swinney is a member of the Audit and Risk Committee of the Board.

Julie Johnson Robertson is one of the most respected leaders in the offshore drilling business, and  also was one of the highest ranking female chief executives in the energy sector. Her career at Noble Corporation plc and its predecessor companies spanned more than 40 years and she held many leadership roles, including Executive Chairman, President, and CEO. She currently sits on the board of directors for EOG Resources, Superior Energy Services, and Patterson-UTI. She is a resident of Houston, Texas. At Seadrill, Ms. Robertson serves as Chair of the Board and Chair of the Joint Nomination and Remuneration Committee of the Board.

Mark McCollum has extensive global experience in the offshore energy services sector and has chaired three different public-company audit committees. He is a 20-year veteran of the oil and gas industry, having most recently served as President and CEO of Weatherford International. He also held several leadership roles at Halliburton, including EVP and CFO. He currently serves on the board of directors for Westlake Corporation where he serves as chair of the audit committee. At Marathon Oil Corporation, he also serves as chair of the compensation committee and sits on the health, environmental, safety and corporate responsibility committee. He is a resident of Waco, Texas. At Seadrill, Mr. McCollum serves as Chair of the Audit and Risk Committee of the Board.

Jean Cahuzac is highly regarded in the offshore energy services sector, bringing over 40 years of experience in the industry, including his prior service as CEO of Subsea 7 and in operational and management roles at Transocean and Schlumberger. Mr. Cahuzac currently serves as a Director of the Compensation Committee at Subsea 7, and as Chairman of the Sustainability Committee and the Strategy Committee at Bourbon Maritime. He is a resident of Paris, France. At Seadrill, Mr. Cahuzac serves as the Chair of the Operational Excellence Committee of the Board.

Jan Kjærvik is an accomplished financial executive who brings 40 years of experience in financial roles across the banking, energy, and maritime sectors. He most recently served as Interim Treasurer for GE Energy businesses (Vernova) preparing for demerger and separate listing in April 2024 from General Electric parent. Previously, he served as Head of Treasury & Risk for A.P. Møller-Mærsk and also held a similar role at Aker Kværner/Solutions. The first half of his career was in various leadership positions at Nordea Bank. He currently sits on the board of directors for Høegh Autoliners and serves as Chair of its Audit Committee. Previous directorships include Mærsk Supply Service, Mærsk Insurance, Danish Ship Finance, VP Securities, and Britannia PI. Mr. Kjærvik holds a master’s degree in Economics (lic. oec.) from the University of St. Gallen, Switzerland. He is a resident of Oslo, Norway. At Seadrill, Mr. Kjærvik is a member of the Audit and Risk Committee of the Board.

Andrew Schultz is an experienced turnaround investor and executive, as well as a seasoned director with extensive experience in stressed and distressed situations. As a lawyer and investor, his career has spanned many industries. He is very familiar with both the offshore drilling sector and the E&P sector, serving as Board Chair for Pacific Drilling and a Director for Vanguard Natural Resources. Currently, as a Non-Executive Director Advisor, he sits on a total of six boards. He is a resident of New Canaan, Connecticut. At Seadrill, Mr. Schultz is a member of the Joint Nomination and Remuneration Committee of the Board.

Paul Smith is a highly analytical and energetic financial leader who brings depth and expertise in capital allocation, capital structure, capital markets, and restructurings with a global track record across various industries, including mining & metals, oil & gas, and steel. He served a nine-year career with Glencore, culminating as CFO for Katanga Mining. Currently, he is Founder and Principal of Collingwood Capital Partners, which manages public and private investments focused on resources, energy transformation, and technology sectors. He currently sits on the Board of Directors for Bunker Hill Mining Corp.,Echion Technologies Ltd., and is the Non-Executive Chairman of Horizonte Minerals. He is a resident of Zug, Switzerland. At Seadrill, Mr. Smith is a member of the Joint Nomination and Remuneration Committee of the Board.

Ana Zambelli brings significant industry experience to the Company, with more than 20 years of experience in the energy services sector in operational, commercial, and finance roles. Ms. Zambelli served as Chief Commercial Officer at Maersk Drilling, Managing Director at Transocean, and President of the Brazilian division of Schlumberger. Last, she served as a Managing Director in Brookfield’s Private Equity Group, responsible for business operations in Brazil, where she also provided operational and financial oversight for Brookfield portfolio companies. Ms. Zambelli previously served as an independent member of the board of directors of Petrobras and Braskem. In 2018, she founded the Diversity Committee at the Brazilian Petroleum Institute (IBP) and is the current committee leader. Ms. Zambelli currently sits on the board of DHT Holdings, Galp, and BW Energy. She is a resident of Rio de Janeiro, Brazil. At Seadrill, Ms. Zambelli is a member of the Operational Excellence Committee of the Board. 

Harry Quarls currently serves as Chairman of the Board for CHC Helicopter, Key Energy Services, and ESS Tech, Inc. Mr. Quarls served as Managing Director at Global Infrastructure Partners, leading their efforts in North American energy midstream investments. Additionally, Mr. Quarls served as Managing Director and practice leader for Global Energy as well as a member of the Board of Directors at Booz & Company, a leading international management consulting firm. He has also served on the boards for various private and public companies. Mr. Quarls holds BS and ScM degrees in Chemical Engineering from Tulane University and MIT, respectively. He also holds an MBA from Stanford University. He is a resident of Dallas, TX. At Seadrill, Mr. Quarls is a member of the Operational Excellence Committee of the Board.  

Jonathan Swinney served as the founding Chief Financial Officer of EnQuest PLC from 2010 until 2022, a premium listed company on the London Stock Exchange. Over that period the company grew significantly, and Mr. Swinney led several asset acquisitions and major capital markets transactions. Mr. Swinney has wide-ranging experience in financing across the capital structure, M&A, financial reporting, financial restructuring, financial planning and analysis, treasury, and financial risk. Mr. Swinney also served as the Head of Mergers and Acquisitions of Petrofac Limited before joining EnQuest PLC. Prior to that, he served as Managing Director of Lehman Brothers in London and as Director of Equity Capital Markets at Credit Suisse First Boston in London. Mr. Swinney is a chartered accountant and a qualified solicitor and holds an LPC with distinction from the College of Law, and a BSc with honors from Southampton University. He is a resident of London, England. At Seadrill, Mr. Swinney is a member of the Audit and Risk Committee of the Board.