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Who is the Owner of Shelf Drilling Ltd. | Company Wiki Profile

Last verified Jun 22, 2026 · sources cited at end of post
By 1 min read
Owner of Shelf Drilling Ltd.- Wiki and Logo
Owner of Shelf Drilling Ltd.- Wiki and Logo

Shelf Drilling Ltd. — Key Facts

Founded 2012
Headquarters Dubai, UAE
Listed On Oslo Stock Exchange (Oslo Børs)
Sector Offshore Drilling / Oil & Gas Services
Rig Fleet 30+ jackup drilling rigs
Major Markets Middle East, Southeast Asia, West Africa, India

Shelf Drilling Ltd. is one of the world’s leading independent jackup drilling contractors, operating a large fleet of offshore drilling rigs primarily in shallow-water markets. Headquartered in Dubai, the company serves major international oil companies (IOCs) and national oil companies (NOCs) across the Middle East, Southeast Asia, West Africa, and India.

Who Owns Shelf Drilling?

Shelf Drilling is a publicly traded company listed on the Oslo Stock Exchange (Oslo Børs) under the ticker SHLF. Ownership is distributed among institutional and retail shareholders. The company was originally backed by private equity investors including Castle Harlan, Lime Rock Partners, and other energy-focused PE firms when it was formed in 2012 through the acquisition of Transocean’s shallow-water fleet. Following its Oslo listing, institutional shareholders became the dominant ownership group.

History and Background

Shelf Drilling was founded in 2012 when a private equity consortium acquired 38 jackup rigs from Transocean Ltd. for approximately $1.05 billion. The company was positioned as a specialist in shallow-water (shelf) drilling — a market distinct from the deepwater segments where Transocean and competitors like Seadrill focused. Shelf Drilling listed on the Oslo Stock Exchange in 2018, providing its PE backers with a public market exit path and giving the company access to public capital markets for fleet expansion and refinancing.

Operations and Fleet

Shelf Drilling operates over 30 jackup drilling rigs, which are mobile offshore platforms used for drilling in water depths typically up to 400 feet. The company’s rigs are deployed on long-term contracts with clients including Saudi Aramco, ADNOC, ONGC, and TOTAL. The Middle East accounts for the largest share of Shelf Drilling’s operations, with Saudi Arabia being the company’s single largest market by rig count.

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