Strategic
Mainstreet Holdings acquires Sentinel, a risk and intelligence firm
Sentinel is a global risk and intelligence firm led by former U.S. Secret Service and FBI leaders; the value of the deal was not disclosed.
Sentinel is led by former U.S. Secret Service and FBI leaders, the release says. Mainstreet is described as a $4 billion holding company.
Deal facts
- Target
- Sentinel
- Business
- A global risk and intelligence firm led by former U.S. Secret Service and FBI leaders
- Buyer
- Mainstreet Holdings
- Deal type
- Strategic
- Status
- Completed
- Announced
- Wednesday, November 11, 2026
Sources
- Business WireNov 12, 2026
- tmcnet.comNov 11, 2026
Written by Buyout Desk from the sources above. Spotted an error? Email corrections@buyoutdesk.com.