Ambassador Security Alarm Systems

Licensed security system installer in Van Nuys, Los Angeles, California

BSIS licence active4.6(70 reviews)

Ambassador Security Alarm Systems holds BSIS licence ACO 1668, active, licensed since 29 Sep 1983, rated 4.6 from 70 Google reviews.

87score

Report card

  • Licence activeBSIS #ACO 1668, Alarm Company Operator. Issued 29 Sep 1983, expires 31 Dec 2027.
  • Licensed 43 yrsSince 29 Sep 1983.

Checked against the Bureau of Security and Investigative Services (BSIS) register on 4 Nov 2026.

Google reviews

4.6(70 reviews)
GASCO HSE★★★★★ 2 months agoView on Google

Happy with the security service. The guards are professional and I like that management regularly checks on them through field supervisors. The hourly barcode scans give us peace of mind and quick activity reports are a big plus. Overall, a reliable and professional security company.

Francis Sandoval★★★★★ 2 months agoView on Google

Allied has been excellent to work with. Whenever we've needed security services, including same-day requests, they've responded quickly and professionally. Their team is available 24/7, so we always know we can reach someone in an emergency. They're reliable, responsive, and consistently provide great service, making them the first company we call whenever we need security for any of our properties. Highly recommend!

Lynn★★★★★ 4 months agoView on Google

We found Jordan Ozair to be very helpful in following through with our security needs after a fire. Compliments to a very professional person at your company!

Ebin★★★★★ a year agoView on Google

I had a fantastic experience with Allied Nationwide Security’s security guard service in Los Angeles. The guards were professional, courteous, and highly vigilant, ensuring the safety of our guests throughout the event. They were easy to communicate with and handled all security concerns efficiently. The team provided top-quality service and made sure everything ran smoothly from start to finish. I highly recommend A…

M K★★★★★ 3 months agoView on Google

Truly a 5-star security service. They don't just promise security, they prove it. Management regularly checks on their guards and the hourly barcode scanning updates mean we get immediate reports of any activity. Their CCTV monitoring is just the icing on the cake. A highly reliable and professional company!

Read all 70 reviews on Google Reviews and photos from Google, 4 Nov 2026.

Why it ranks #12 of 524 security system installers in Los Angeles

Years licensed weight 30100%
Complaint record weight 25n/a
Bond and workers' comp weight 10n/a
Google reviews weight 3576%

Score 87.2 / 100. Claiming this listing or using Theo never changes it. How we rank

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