Mike Zembrzuski serves as executive vice president of the ISG business group at Six3 Systems, the McLean, Va.-based C5ISR, intelligence, cybersecurity and technology contractor founded in 2009 in partnership with GTCR Golder Rauner, LLC.
A retired U.S. Army commander, Zembrzuski has spent more than 20 years providing security protective services and serving as a foreign area officer, specializing in homeland security and technology protection, among other areas.
While in the Army, he led the branch’s to integrate missions with the FBI’s Joint Terrorism Task Force.
He served across Europe and has also deployed overseas to countries including Iraq, Afghanistan, Bosnia, Guantanamo and Croatia.