The best 10 Security Guard Companies near Santa Ana, California - with verified email and phone number owner contact info

Safeguard On Demand provides armed and unarmed security guards, mobile patrols, and remote CCTV monitoring across California. Services include construction site protection, parking control, executive protection, and fire watch. Guards are BSIS‑licensed, background‑checked, insured, and receive CPR training. Coverage spans major counties and industry sectors, with staffing and 24/7 dispatch.

Peralta Defense offers armed and unarmed security, vehicle patrol, event protection, and fire‑watch services for commercial, residential, government, healthcare, transportation sectors. Its investigative portfolio includes background checks, TSCM, fugitive recovery, and GPS tracking. Training covers guard‑card, firearms, CPR, and II guard courses. Recognized by NFPA as a top fire‑watch provider.

Core1 Security Services is a services company focused on security information and event management. With $5 M revenue and 51‑200 employees, it stresses professionalism and customer service. Technologies include WordPress, PHP, reCAPTCHA and Google Cloud DNS. Competitors are Protech Security and West Coast Security. Activity is low, suggesting limited market movement.