Originally formed as Oak Trust in 1999. In 2018, consolidated with Consortia Partnership (Jersey), Kreston (Isle of Man), and IAG (Guernsey) to form Oak Group. In late 2023, received strategic investment from Pula (Stephen Lansdown's family office). In March 2025, completed transition to private ownership under Opera holding company. In April 2025, acquired Amber Trust Ltd (Bahamas), and subsequently acquired HFL, Accuro, and Meritus Trust Company Limited.
Oak Group is a Guernsey-headquartered financial services firm established in 1999, providing fund administration, corporate services, trust structuring, and private client services across five jurisdictions: Guernsey, Jersey, Isle of Man, Mauritius, and The Bahamas. The group administers over $27.5 billion in assets, employs 250+ people, holds ISO 27001 certification, and is licensed by the GFSC. Privately owned by Opera Limited since 2025. —
Specialises in17
Each capability links to every business in the Baliwick that shares it.
PO Box 282, Oak House, Hirzel Street, St Peter Port, Guernsey, GY1 3RH
History4
Key dates and recorded company events for Oak Group.
2018—Consolidated with Consortia Partnership, Kreston, and IAG to form Oak Group
2023—Received strategic investment from Pula · Pula is Stephen Lansdown's family office.
2025—Acquired Amber Trust Ltd · Amber Trust Ltd is based in the Bahamas. Oak Group subsequently acquired HFL, Accuro, and Meritus Trust Company Limited.
2025—Completed transition to private ownership under Opera holding company