stars 1 stars 2 stars 3

SDA is now a part of Bay Alarm Company. Founded by the Westphal family in 1946 and a 30-year partner of SDA Security, Bay Alarm remains a family owned and operated California Alarm Company. Protecting over 120,000 California families and businesses, Bay Alarm is committed to carrying on the personal service only a family run business can deliver. Bay Alarm is proud to welcome all SDA Security customers to our family.

SDA Security Questions

The SDA Security annual revenue was $225.4 million in 2026.

9 people are employed at SDA Security.

SDA Security is based in San Diego, California.

Top SDA Security Employees

G2 Leader Summer 2026 G2 Best Est ROI Mid-Market Summer 2026 G2 Easiest Admin Mid-Market Summer 2026 G2 Most Implementable Summer 2026 G2 Best Results Mid-Market Summer 2026 G2 Lead Capture Mid-Market Summer 2026 Inc Fastest Growing Private Companies 2026 Inc Best Workplace 2026
g2crowd
G2Crowd Trusted
chromestore
300K+ Plugin Users