Gruppe Sechs (or Gruppe 6) (German for "Group 6") is a private security company featured in the Grand Theft Auto video game franchise. Gruppe Sechs has partnered with the Bank of Liberty and is licensed and authorized to use deadly force. Employees carry pistols. The company uses the Brute Stockade as their signature vehicle.
- The company parodies Group 4, an European security company.
- The name is a pun referencing "group sex".