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Irvine, California Diligent Search and Inquiry Services for Cases Involving Unsuccessful Service of Process

When a defendant, witness, heir, or other interested party cannot be served or located, our Irvine, California Diligent Search and Inquiry services provide the professional diligent support necessary to move your matter forward. We conduct thorough and well-documented searches designed to uncover current whereabouts, verify available information, and establish that reasonable efforts have been made to locate the subject.

Experienced Diligent Search Services for Attorneys, Law Firms, and Legal Professionals

Our diligent services are frequently utilized after service attempts result in Not Served, Non Est, or Not Found returns. Through the use of public records, private records, address histories, court filings, proprietary research tools, and deep drive analysis, we work diligently to identify new leads and determine whether additional service opportunities exist or an affidavit of diligent search is needed before alternative methods are considered.

Comprehensive Diligent Search Efforts Supported by Detailed Documentation

Every assignment receives individualized attention and a structured diligent approach. We assist with matters involving missing defendants, unknown heirs, evasive witnesses, debtors, and other individuals whose locations cannot be readily confirmed. When a subject cannot be found, our documented findings provide attorneys and litigants with a clear record of the efforts undertaken.


Get Started Immediately. Need the assistance of an Expert Diligent Search professional, pricing, information, or answers to your questions? Complete the form below and receive a prompt response from our diligence team within minutes.



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Fire & Rescue

FS20

7050 Corsair

Irvine, CA

Orange County Fire Authority

FS26

4691 Walnut Ave

Irvine, CA

Orange County Fire Authority

FS27

12400 Portola Springs Pkwy

Irvine, CA

Orange County Fire Authority

FS28

17862 Gillette Ave

Irvine, CA

Orange County Fire Authority

FS36

301 E Yale Loop

Irvine, CA

Orange County Fire Authority

FS38

26 Parker

Irvine, CA

Orange County Fire Authority

FS4

2 California Ave

Irvine, CA

Orange County Fire Authority

FS47

47 Fossil

Irvine, CA

Orange County Fire Authority

FS51

18 Cushing

Irvine, CA

Orange County Fire Authority

FS55

4955 Portola Pkwy

Irvine, CA

Orange County Fire Authority

FS6

3180 Barranca Pkwy

Irvine, CA

Orange County Fire Authority

Public Libraries

HERITAGE PARK BRANCH LIBRARY

14361 YALE AVE.

IRVINE, CA

Telephone: (949) 936-4040

KATIE WHEELER BRANCH LIBRARY

13019 OLD MYFORD RD.

IRVINE, CA

Telephone: (714) 669-8753

UNIVERSITY PARK BRANCH LIBRARY

4512 SANDBURG WAY

IRVINE, CA

Telephone: (949) 786-4001

Colleges & Universities

Concordia University-Irvine

1530 Concordia West

Irvine, CA

Telephone: (949) 854-8002

Official Website

Irvine Valley College

5500 Irvine Center Drive

Irvine, CA

Telephone: (949) 451-5100

Official Website

Stanbridge University

2041 Business Ctr Dr Ste 107

Irvine, CA

Telephone: 94979490905104

Official Website

University of California-Irvine

501 Aldrich Hall

Irvine, CA

Telephone: (949) 824-5011

Official Website

Westcliff University

17877 Von Karman Ave, Suite 400

Irvine, CA

Telephone: (949) 825-5999

Official Website