Diligence Security Group

With operations throughout all of California, Diligence Security Group has the solutions to protect your assets. Our wide array of security services are scalable, customizable, and can be tailored to accommodate any situation, and any budget. We offer superior customer service and highly trained patrol to provide you peace of mind. Additionally, we offer training courses to individuals and companies seeking to obtain higher levels of security knowledge. Contact us for guard card training, active-shooter training, emergency preparedness training and more.