Private Investigators in Pittsburg, CA

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Please contact the business for updated hours/services due to the COVID-19 advisory.

Blue Knight Global Services

1. Blue Knight Global Services

(747) 226-3099

Serving the
Pittsburg Area

JL

Outstanding company to work for! The staff is always professional. They always pay on time with no issues.

Associated Investigation LTD

2. Associated Investigation LTD

(800) 720-8955

Serving the
Pittsburg Area

User Avatar

Gill is not only an esteemed professional in this field, he is kind and very patient. He went above and beyond to help me with a case, and I am…

Roman PI

3. Roman PI

(888) 309-0392

Serving the
Pittsburg Area

KN

I hired Frank to locate someone that I had been trying for 5 months to find on my own. He located the person in an hour! I strongly recommend Roman…

Mansfield Lierly and Associates Credibility Assessment Professionals

4. Mansfield Lierly and Associates Credibility Assessment Professionals

(916) 710-1030

Serving the
Pittsburg Area

BM

Great job you have done for me. Thanks for your Services. Outstanding test and follow up report. I recommend others to find a more professional…

Finnegan Investigative Services

5. Finnegan Investigative Services

(415) 898-6032

Serving the
Pittsburg Area

PR

The most professional in the business, as far as results-driven performance,All paperwork is protected Detailed status reports as needed for my…

Immendorf & Co Investigations

6. Immendorf & Co Investigations

(415) 776-7777

PO Box 407190
San Francisco, CA 94133

This is a trustworthy, experienced and professional investigation company. You won't be disappointed!!

AAA Credit Bureau

7. AAA Credit Bureau

(844) 449-5491

Serving the
Pittsburg Area

From Business: AAA Credit Bureau has been providing screening reports since 1990. We provide service for individual landlords, property management companies, commercial…

Slay & Associates Private Investigators

9. Slay & Associates Private Investigators

(925) 418-4022

2420 Sand Creek Rd Suite C1101
Brentwood, CA 94513

Slay & Associates assisted my family with a very sensitive situation. They were extremely professional and discrete with the handling of the…

Latent Investigations

10. Latent Investigations

(925) 308-4682

2420 Sand Creek Rd
Brentwood, CA 94513

Custom Protection & Invstgtn

11. Custom Protection & Invstgtn

(925) 301-4310

5285 Sungrove Ct
Antioch, CA 94531

Blue Armor Investigations

12. Blue Armor Investigations

(925) 344-3800

2420 Sand Creek Rd
Brentwood, CA 94513

J.D. Maurer & Associates

13. J.D. Maurer & Associates

BBB Rating: A+
18
YEARS
IN BUSINESS
(925) 246-5879

2420 Sand Creek Rd
Brentwood, CA 94513

Mercantile Systems & Surveys

16. Mercantile Systems & Surveys

(925) 679-2600

1145 2nd St
Brentwood, CA 94513

From Business: Founded in 1954, Mercantile Systems offers a range of data collection services. It maintains a staff of more than 42 full-time employees. The company conducts…

Zuniga and Associates

17. Zuniga and Associates

(925) 757-9310

3110 Ursus Ct
Antioch, CA 94531

Beaudin John Investigations

18. Beaudin John Investigations

(925) 754-1107

Serving the
Pittsburg Area

Stop Threat Management & Investigations

19. Stop Threat Management & Investigations

(925) 516-6225

Brentwood, CA 94513

From Business: Private investigations AOE/COE surveillance. Workplace violence fraud internal theft personal protection relationship honesty verification skip trace locate…

Martin & Associates Investigation

20. Martin & Associates Investigation

(925) 625-8470

Serving the
Pittsburg Area

Tabke & Associates

21. Tabke & Associates

(925) 759-0709

Po Box 369
Brentwood, CA 94513

Passmore and Associates

22. Passmore and Associates

(925) 354-8022

Po Box 787
Brentwood, CA 94513

Exquisite Security Protection

23. Exquisite Security Protection

(925) 727-8731

3130 Balfour Rd # 183
Brentwood, CA 94513

From Business: Armed and Unarmed Security Protection

Beckford Investigation & Consultant Bureau

24. Beckford Investigation & Consultant Bureau

(925) 516-9111

Brentwood, CA 94513

LD

Leon Beckford was extremely professional and courteous in handling my particular situation with a small claims case. When I contacted Leon, I was…

Serves R US

25. Serves R US

(415) 299-7980

Serving the
Pittsburg Area

Attorneys Collectors & Investigators

26. Attorneys Collectors & Investigators

(888) 258-5298

Serving the
Pittsburg Area

JG

Dear Mr. Aguirre,My wife and I would like to thank you for resolving our long-standing difficult debtor issue. We were very pleased with the work…

Debt Collection Firm

27. Debt Collection Firm

(800) 731-7308

Serving the
Pittsburg Area

LR

You guys are great we will definitely be using your services again! We really appreciate your hard work with our account!​

Institute-Analytic Intrvwng

28. Institute-Analytic Intrvwng

(925) 689-1330

2300 Clayton Rd
Concord, CA 94520

Judgment Award Finders

29. Judgment Award Finders

(925) 827-0596

870 De Soto Ct
Walnut Creek, CA 94598

Chaucer PI & Associates

30. Chaucer PI & Associates

(925) 798-1300

1856 Colfax St Ste 6
Concord, CA 94520

From Business: Private investigations process server background investigation surveillance.

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