Marsh completes acquisition of AltamarCAM, expanding private‑markets platform

Marsh announced that it has finalized the purchase of AltamarCAM, a global private‑markets investment firm. The deal adds AltamarCAM’s capabilities and staff to Marsh’s new international private‑markets platform. AltamarCAM will rebrand under the Marsh name and its leadership will assume senior roles. The acquisition was reported on 4 November 2026.

The combined private‑markets assets under management increase, giving Marsh a larger scale to serve institutional clients, which could enhance fee revenue. The company said the expanded platform will allow clients to invest in private markets with broader access and confidence.

  • 1Marsh completed the acquisition of AltamarCAM.
  • 2AltamarCAM will adopt the Marsh brand and its leadership will join Marsh’s new international private‑markets platform.
  • 3AltamarCAM employs about 280 people.
  • 4The acquisition was announced on 4 November 2026.
  • Material 1 states the combined private‑markets assets under management are $120 billion, while material 2 reports $75 billion.

Sources