Captain Ben Mängels has been a C.Q.B. Instructor for over forty-seven years to the South African Army Commandos and Navy Marines. He also conducted courses in Defensive Tactics, Control and Restraint, Baton and Weapon Retention for Law Enforcement and Airport Security Personnel.

Captain Mängels is a Jiu Jitsu 10th Dan. He also holds Black Belts in Judo and Karate.