Ades News

From Regional Champion to Global Powerhouse: Inside ADES and Shelf Drilling Fleet Merger

Oct 24, 2025

ADES is the largest jackup drilling contractor globally, with 44 rigs owned, and four under its management, and a fleet valued at $1.98 - $2.2 billion. Shelf Drilling, also among the TOP 5 jackup drilling contractors, has a modern 32-rig competitive fleet valued at $1…

Shelf Drilling Shareholders Clear Merger with ADES

Oct 08, 2025

The shareholders of Dubai-based Shelf Drilling have approved the proposed cash merger with offshore oil contractor ADES International Holding, following the revised offer the Saudi Arabian firm.An extraordinary general meeting was held on October 6…

ADES’ Jack-Up to Remain with QatarEnergy Under New Multi-Year Deal

Sep 03, 2025

Saudi oil and gas drilling contractor ADES Holding has signed a multi-year contract extension for its jack-up rig Aquamarine Driller with QatarEnergy.The estimated value of the contracts is $215 million, including the firm and optional extensions…

Saudi Rig Owner ADES to Buy Shelf Drilling in $380M Deal

Aug 05, 2025

Saudi Arabian oil and gas drilling contractor ADES International Holding has agreed to buy rival rig firm Shelf Drilling for $379.8 million.The transaction is expected to close in the fourth quarter of 2025 subject to customary closing conditions…

Shelf Drilling Lands New Jack-Up Contract in Vietnam, Extends Egypt Deal

Aug 07, 2025

Offshore drilling contractor Shelf Drilling has secured short-term contract for the Shelf Drilling Enterprise and a contract extension for the Trident 16 jack-up drilling rigs.The Shelf Drilling Enterprise has been hired for one firm well operation in Vietnam…

ADES' Jack-Up Barge Capsizes off Egypt Killing Four, Three Still Missing

Jul 02, 2025

A towing incident has occurred on Saudi oil and gas drilling contractor ADES Holding’s jack-up barge Admarine 12, which capsized offshore Eqypt, killing four people, while three remain missing.The incident occurred on Tuesday, July 1, while…

Shelf Drilling Nets First Dutch North Sea Job with Tenaz Energy

Aug 08, 2025

Offshore drilling contractor Shelf Drilling, through its subsidiary Shelf Drilling (North Sea) (SDNS), has secured a contract for the Shelf Drilling Winner jack-up rig with Tenaz Energy for operations in the Dutch North Sea.The firm term of the contract is one year…

Tower Resources Lines Up ADES Jack-Up Rig for Cameroon Drilling Op

Jun 10, 2025

Tower Resources, the AIM-listed oil and gas company focused on Africa, has issued a Letter of Award (LoA) to Advanced Energy Systems (ADES), an affiliate of Saudi firm ADES Holding, for the provision of a jack-up rig for drilling job in Central Africa…

ADES Secures Jack-Up Drilling Rig Contract in West Africa

Jun 03, 2025

Saudi oil and gas drilling contractor ADES Holding has secured a contract with Addax Petroleum, part of Sinopec Group, for its Admarine 510 jack-up drilling rig, which will be put to work offshore Cameroon in West Africa.The contract is expected to begin in the fourth quarter of 2025…

Aramco, ADES Ink 10-Year Contract Renewal for Previously Suspended Jack-Up Rig

May 19, 2025

Saudi oil and gas drilling contractor ADES Holding has signed a contract renewal with Aramco for one of its previously suspended offshore jack-up.The unit was among the suspended rigs that were previously operating in the Kingdom of Saudi Arabia…

ADES Signs Long-Term Deal for One of its Suspended Offshore Jack-Ups

Apr 08, 2025

Saudi oil and gas drilling contractor ADES Holding has signed a 10-year contract renewal for one of its standard offshore jack-up rigs, which was among the suspended rigs previously operating in the Kingdom of Saudi Arabia.The standard jack-up is currently fulfilling a medium-term contract in Egypt…

Constellation-Operated Jack-Up Rig Up for Petrobras Job

Mar 31, 2025

Constellation, an offshore oil and gas drilling services provider in Brazil, has secured a new contract with Petrobras for the deployment of Admarine 511, a jack-up drilling rig owned by its commercial partner ADES Holding.The rig, operated by Constellation…

ADES Gets Its First Jack-Up Contract Offshore Nigeria

Jan 24, 2025

Saudi oil and gas drilling contractor ADES Holding has secured a $21.8 million drilling contract with Brittania-U for its Admarine 504 jack-up drilling rig, marking its first entry to the Nigerian offshore oil and gas sector.ADES and Admarine…

ADES’ Fourth Suspended Jack-Up Rig Gets Work Offshore Thailand

Dec 30, 2024

Saudi oil and gas drilling contractor ADES Holding has secured a contract with Thailand’s state-owned PTTEP for its offshore jack-up drilling rig, marking a fourth redeployment of rigs that were suspended by Saudi Aramco earlier in 2024.The contract in the Gulf of Thailand…

Vantage Drilling Names New COO

Dec 31, 2024

Offshore drilling contractor Vantage Drilling has appointed William Thomson to the role of Chief Operating Officer (COO).Thomson will assume the additional role of COO with effect January 1, 2025, reported Ihab Toma, Chief Executive Officer…

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