Monument Re Ltd Acquires GreyCastle Holdings Ltd and Subsidiaries

Sixth Street Acquires Majority Stake in Monument Re

June 29, 2026

Financial Services

Sixth Street announced that its investment vehicles have entered into a definitive agreement to acquire a majority stake in Monument Re. The transaction is expected to provide Monument Re with fresh capital and resources to accelerate strategic initiatives, with Monument Re continuing to operate as a standalone company after closing.

Cerberus Capital Management Acquires Landmark Structures from Graycliff Partners

December 20, 2024

Infrastructure

Cerberus Capital Management has acquired Landmark Structures, a North American designer, manufacturer and installer of elevated water and industrial storage tanks, from Graycliff Partners. Landmark, headquartered in Texas, will continue to be led by CEO Chris Lamon (who and the management team retain a minority stake) and will receive Cerberus' support to expand capabilities, services and geographic reach.

DeepSeas Acquires GreyCastle Security

December 8, 2023

Cybersecurity

San Diego-based cybersecurity provider DeepSeas has acquired GreyCastle Security, a Troy, New York–based cybersecurity professional services firm. The deal expands DeepSeas' advisory, audit-readiness, and incident response capabilities — strengthening its prepare/prevent/protect service framework and enabling packaged compliance offerings for midmarket clients.

Monument Re Subsidiary Acquires Zurich International Life's Singapore Closed‑Book Portfolio

November 4, 2022

Insurance

Monument International Life Assurance Company Limited (MILAC), an Isle of Man subsidiary of Monument Re Limited, has completed the acquisition of the closed book portfolio of Zurich International Life Limited's Singapore long‑term life insurance business. The Singapore portfolio and its employees have transferred into MILAC's Singapore branch following receipt of court and regulatory approvals in the Isle of Man and Singapore.

Monument Assurance Luxembourg Absorbs AME Life Lux S.A.

October 3, 2022

Insurance

Monument Re announced that AME Life Lux S.A. will merge into Monument Assurance Luxembourg S.A. after receiving regulatory approval from the Commissariat aux Assurances. Following the merger, Monument Assurance Luxembourg will be the sole Monument Re group entity in Luxembourg as part of a corporate consolidation of legacy life portfolios.

Monument Assurance Luxembourg (Monument Re) Acquires AME Life Lux S.A. from Covéa

February 21, 2022

Insurance

Monument Assurance Luxembourg S.A., a Luxembourg subsidiary of Monument Re Group, completed the acquisition of AME Life Lux S.A. from French mutual insurance group Covéa following regulatory approval from the Commissariat aux Assurances. The deal expands Monument's Luxembourg life-insurance footprint and will not affect AME Life Lux policyholders; Monument later announced the merger of AME Life Lux into its Monument Assurance Luxembourg entity.