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Gregg Investigations, Inc.

Reliable Process Service since 1979


1-800-866-1976

Contact Us

About Us

We provide cost effective, timely, and conscientious service.

When subjects avoid process, our investigators draw on their background and experience to make service.

Not a "routine" matter, the timely service of civil papers is very important to us at Gregg Investigations, Inc. We can expedite service to meet your deadlines. Call 1-800-866-1976 or contact us for a quote.

Let Gregg Investigations, Inc. be your connection to Madison, Wisconsin:   CT Corporation; CSC Lawyers; American Family; Wisconsin Department of Revenue; Wisconsin Attorney General; All State offices.    Gregg Investigations' offices are located throughout Wisconsin.
  • We are a member of the National Association Of Professional Process Servers


  • We are celebrating our 41st anniversary!



Choose Gregg Investigations

Convenient Location

Gregg Investigations is conveniently located near Wisconsin's state capital, Madison!

Best Choice in the State

We are the best choice in Wisconsin for WI government offices, CT Corporation, CSC Lawyers, and WI Insurance companies.

Expedited service is available

Contact us to find out more!



Business Features


Full Time Office Staff


Rush Service

Computerized Tracking

Notarized Affidavits

Locates as low as $25.00


Fully Insured

Company Owned & Insured Vehicles

Member of NAPPS

Licensed in Wisconsin and Illinois




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Service Areas


Sauk

Columbia

Dodge

Iowa

Lafayette

Green

Rock

Walworth

Jefferson



Racine

Kenosha

Milwaukee

Waukesha

Washington

Ozaukee

Stephenson (IL)

Winnebago(IL)

Boone (IL)



Contact Us


Gregg Investigations, Inc.


Mailing address:
P.O. Box 1270
Janesville, WI 53547


Office addresses:
500 E. Milwaukee St. Lower
Janesville, WI 53545

2810 Crossroads Dr., Suite 4000
Madison, WI 53718

342 N. Water St., Suite 600
Milwaukee, WI 53202


Email: ContactUs@GreggInvestigations.com,
Greg@GreggInvestigations.com

Phone: 1-800-866-1976

Fax: 1-800-377-5853