Safe and Sound, a security firm for commercial buildings, offers security cameras, network wiring, access control, and alarm systems. We have experience in both commercial alarm companies and wiring contractors. Over the past 13 years, we have been working in low-voltage industry. We've installed more than 10,000 security systems throughout Northern and Southern California. Contact us to ensure your business is safe and sound. Safe and Sound Security, California's largest security system installer and low voltage cable company. We offer an extensive and personalized customer service with offices in Concord and San Francisco as well as Sacramento, Stockton and Los Angeles. Over the past decade we have protected more than 10,000 residential and business locations in California.