Led by Spencer Coursen. Trusted by the Nation’s Elite.

Coursen Security Group (CSG) is a premier security consulting and threat management firm founded by Spencer Coursen.

Spencer has successfully assessed and managed hundreds of complex cases involving threats, stalking, harassment, blackmail, and public figure pursuit. He develops customized management strategies designed to resolve high-risk situations with discretion and efficiency. With a strong track record supporting Fortune 500 companies, Spencer also works closely with law enforcement, district attorney offices, and victim advocacy groups to support the successful prosecution of criminal cases.