Security Investigation Services locations near Sunnyvale, CA

Showing 1–10 of 10 results

This page indexes 10 security investigation services listings for Sunnyvale, CA, covering 10 ZIP codes. Details on this page were last refreshed Oct 2026.

Silicon Valley Investigations & Protective Services

📍 65 Washington St Suite 223 Ste 223, Santa Clara, CA, 95050

📞 669-444-1690

When you need an experienced Santa Clara, CA Private Investigator, contact Silicon Valley Investigations & Protective Services. Our analytical investigators are persistent, aware, and deliver what you want.

A Zcal Investigations

📍 150 Aries Way, Sunnyvale, CA, 94086

📞 408-737-7988

D -Tech Investigations

📍 Serving Your Area, Sunnyvale, CA, 94085

📞 408-617-1800

Silver Shield Security

📍 2290 N 1st St Ste 310, San Jose, CA, 95131

📞 408-435-1111

🌐 www.silvershieldsecurity.com

Locally owned and operated. See us for all your needs

Fontana John Adjuster Investigator

📍 PO Box 2833, Santa Clara, CA, 95055

📞 408-241-6003

Updated Oct 2026

Atlas Investigations

📍 1735 N 1st St Suite-104, San Jose, CA, 95112

📞 408-392-9050

🌐 www.atlassrvs.com

Personal, Civil and Criminal Investigative Services in San Jose, California; including Cheating Spouse, Criminal Law, Personal Injury, Locating Persons, Background Checks. We now have a full service lab to verify drug testing, human fluids, praternity, DNA.

ELO Investigations

📍 560 S Winchester Blvd Ste 500, San Jose, CA, 95128

📞 408-829-4759

🌐 eloinvestigations.com

Dean Witter Reynolds

📍 19200 Stevens Creek Blvd, Cupertino, CA, 95014

📞 408-286-6060

Harder & Associates

📍 146 Main St Ste 203, Los Altos, CA, 94022

📞 650-941-5441

🌐 espeye.com

Paula Drake Investigations

📍 3790 El Camino Real, Palo Alto, CA, 94306

📞 650-857-9465

🌐 pauladrakepi.com