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Transocean Ltd. is a leading international provider of offshore contract drilling services for oil and gas wells. The company specializes in technically demanding sectors of the global offshore drilling business with a particular focus on deepwater and harsh environment drilling services. Transocean owns and operates one of the most versatile fleets in the offshore drilling industry, consisting of ultra-deepwater, harsh-environment, deepwater, and midwater floaters. They contract their drilling rigs, related equipment, and work crews to major and independent oil and gas companies on a dayrate basis.
Serves as the company's principal executive office, overseeing global strategy, corporate governance, financial management, and legal affairs for its worldwide offshore drilling operations.
Located in a modern business district, reflecting Switzerland's reputation for precision and international commerce. The office facilitates global coordination and strategic decision-making.
The Swiss headquarters likely fosters a professional, internationally-focused work environment emphasizing efficiency, compliance, and strategic planning, aligning with the high-stakes nature of the offshore drilling industry.
The Swiss location offers benefits such as a stable political and economic environment, favorable corporate governance laws, and access to international financial markets, supporting Transocean's global operations.
Transocean supports a wide range of global functions including offshore drilling operations, rig management and maintenance, engineering and technical support, supply chain and logistics, health, safety, and environmental (HSE) compliance, crew management and training, business development, and client relations. These functions are distributed across its international offices and operational sites to serve key oil and gas basins worldwide.
Turmstrasse 30
Steinhausen
Zug
Switzerland
Address: 4 Greenway Plaza, Houston, TX 77046, USA
Manages and supports drilling operations in the Gulf of Mexico and other parts of the Americas, providing essential services and expertise to ensure safe and efficient project execution.
Address: Transocean House, Hareness Road, Altens Industrial Estate, Aberdeen, AB12 3LE, Scotland
Supports Transocean's extensive operations in the UK Continental Shelf and other European offshore sectors, leveraging Aberdeen's status as a major oil and gas hub.
Address: Maskinveien 26, 4033 Stavanger, Norway
Supports drilling campaigns in one of the world's most demanding offshore environments, coordinating logistics, personnel, and regulatory compliance for Norwegian operations.
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As of April 2025, Transocean' leadership includes:
Transocean has been backed by several prominent investors over the years, including:
In the past 12 months, Transocean saw a key transition in its legal leadership, with David A. Tonnel resigning and Brady K. Long being appointed as his successor in March 2024. Other executive team members have remained largely stable, focusing on navigating the dynamic offshore drilling market.
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Transocean primarily utilizes the email domain @deepwater.com. The most common email format appears to be a combination of the employee's first and last name, or first initial and last name.
first.last@deepwater.com or [first_initial][last]@deepwater.com
Format
jane.doe@deepwater.com
Example
85%
Success rate
Offshore Energy • May 21, 2024
Transocean Ltd. has announced a 365-day contract extension for one of its ultra-deepwater drillships, the Deepwater Asgard, with an independent operator in the U.S. Gulf of Mexico. The extension is valued at approximately $161 million....more
World Oil • May 2, 2024
Transocean has ordered the first subsea blowout preventer (BOP) stack with a 20,000 pounds per square inch (psi) operational capability, intended for its new ultra-deepwater drillship, the Deepwater Atlas. This marks a significant technological advancement for high-pressure, high-temperature drilling operations....more
Yahoo Finance / Transocean • April 29, 2024
Transocean reported a net loss attributable to controlling interest of $193 million for the first quarter of 2024. Contract drilling revenues were $757 million, with an adjusted EBITDA of $227 million. The company also provided an update on its contract backlog....more
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