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Anton Dibowitz
Chief Executive Officer at
VALARIS LIMITED
Net worth: 20 M $ as of 2026-05-30
Profile
Mr. Anton Dibowitz is a President, Chief Executive Officer & Director at Valaris Ltd. and a Chief Commercial Officer & Senior Vice President at North Atlantic Norway Ltd. (Norway).
He is on the Board of Directors at Valaris Ltd. Mr. Dibowitz was previously employed as a Chief Executive Officer by Seadrill Management Ltd., a President & Chief Executive Officer by Seadrill Ltd. /Old/, a Manager-Tax Services by Ernst & Young LLP, a Chief Executive Officer by New Sdrl Ltd., and a Head-Marketing by Transocean, Inc. /Old/.
He received his undergraduate degree from The University of Texas at Austin, a graduate degree from The University of Texas at Austin and an MBA from The University of Texas at Austin.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
VALARIS LTD. 0.31% | 2026-04-15 | 216,602 ( 0.31% ) | 20 M $ | 2026-05-30 |
Anton Dibowitz active positions
| Companies | Position | Start |
|---|---|---|
| VALARIS LIMITED | Chief Executive Officer | 2021-09-02 |
North Atlantic Norway Ltd. (Norway)
 North Atlantic Norway Ltd. (Norway) Contract DrillingIndustrial Services Provides deepwater drilling services | Corporate Officer/Principal | - |
Former positions of Anton Dibowitz
| Companies | Position | End |
|---|---|---|
| SEADRILL LIMITED | Chief Executive Officer | 2020-09-30 |
New Sdrl Ltd.
 New Sdrl Ltd. New Sdrl Ltd. engages in providing offshore drilling services to the oil and gas industry. It owns and operates drill ships, semi-submersible rigs and jack-up rigs for operations in shallow, mid, deep and ultra-deep water areas, and in benign and harsh environments. The company was founded on March 14, 2018 and is headquartered in Hamilton, BM. | Chief Executive Officer | - |
Ernst & Young LLP
 Ernst & Young LLP Miscellaneous Commercial ServicesCommercial Services Provides assurance, auditing, tax, legal, technology and consulting & managed services | Corporate Officer/Principal | - |
Seadrill Management Ltd.
 Seadrill Management Ltd. Oil & Gas ProductionEnergy Minerals Provides management and operational services relating to various drilling units | Chief Executive Officer | - |
Transocean, Inc. /Old/
 Transocean, Inc. /Old/ Contract DrillingIndustrial Services Provides offshore contract drilling services for oil and gas wells | Sales & Marketing | - |
Training of Anton Dibowitz
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
39
1st degree connections
8
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 8 |
|---|---|
Transocean, Inc. /Old/
Transocean, Inc. /Old/ Contract DrillingIndustrial Services Provides offshore contract drilling services for oil and gas wells | Industrial Services |
Ernst & Young LLP
Ernst & Young LLP Miscellaneous Commercial ServicesCommercial Services Provides assurance, auditing, tax, legal, technology and consulting & managed services | Commercial Services |
The University of Texas at Austin
 The University of Texas at Austin Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Seadrill Ltd. /Old/
 Seadrill Ltd. /Old/ Contract DrillingIndustrial Services Provides offshore deep water drilling services | Industrial Services |
North Atlantic Norway Ltd. (Norway)
North Atlantic Norway Ltd. (Norway) Contract DrillingIndustrial Services Provides deepwater drilling services | Industrial Services |
Seadrill Management Ltd.
Seadrill Management Ltd. Oil & Gas ProductionEnergy Minerals Provides management and operational services relating to various drilling units | Energy Minerals |
New Sdrl Ltd.
New Sdrl Ltd. New Sdrl Ltd. engages in providing offshore drilling services to the oil and gas industry. It owns and operates drill ships, semi-submersible rigs and jack-up rigs for operations in shallow, mid, deep and ultra-deep water areas, and in benign and harsh environments. The company was founded on March 14, 2018 and is headquartered in Hamilton, BM. | |
Valaris Ltd.
 Valaris Ltd. Contract DrillingIndustrial Services Provides offshore drilling services | Industrial Services |
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