Challenge Security Services is one of the Northern California leading Private Security Company. Our Security Management team has over 20 years of operational experience and can provide a unique security services made to suit the needs of our clients. Challenge Security Services ensure that all persons involved in security operations are fully aware of the risks, threats, and the environment in which they are operating. We can provide security training and physical services. All of our Security personnel are licensed by BSIS, to meet government security regulations who are highly qualified and dedicated professionals.