Welcome to Green Knight Security. Green Knight Security is a Security Company located in Torrance, California and has been servicing all of Torrance and the surrounding areas for many years. We specialize in Security Services, Bodyguard Services, Armed Patrol Services, Security Guards, Foot Patrol Security, Unarmed Security Guard Services, Commercial Security, Surveillance Security, and Protection Services. Here at Green Knight Security, our mission is to always provide quality service at an affordable price.