Updates or issues call the office at 512-729-7559

Just click on the State to see a list of Private Investigators that are in that State that can help you with your case.

If you find any outdated or unresponsive listings, please feel free to email me the information at: joe@pimall.com

If you want to have your company listed here, email me and I will get back in contact with you and after I verify your license, I will add you to the States that you are licensed in. So, email me at: joe@pimall.com

Wisconsin

North Country Investigations, Inc.
P.O. Box 454
Eau Claire, WI 54702-0454
Contact : Gary Peterson
(715) 878-9400
(715) 878-9110 FAX
Email: nei@werewolf.net

Services : Full service Investigative Agency. Areas include, but not limited to, Workers Comp claims, Accident Investigations, Personal Injury, Background Checks, Process Service, Video and Still Photography.

Schumaker Investigations
613 MacFarlane Rd #2
Portage, WI 53901
Contact: Joseph Schumacher
(608) 745-0157
Email: schinv@earthlink.net

Services: We offer a full line of Investigative Services.

Croft Investigations, Ltd
1775 11th St.
Fennimore, Wisconsin 53809
Contact: Susan Croft
(608) 822-4335
(608) 822-3238 FAX
Email: scroft@waun.tdsnet.com

Services: General Investigations

Badger State Detective Agency
N2709 Hwy B
Kewaunee, WI 54216
Contact: Gary Wise
(920) 388-4135
(920) 388-4135 FAX
Email: garyshamus@itol.com

Services: General Investigations, civil process serving, criminal defense (including Public Defender cases) and slip and fall/personal injury cases.

DIVERSIFIED INVESTIGATIONS, LLC

Julie Russell: P.O. Box 0562, Appleton, WI 54912 Phone 920-886-8160 Fax 920-364-2462

Website: https://www.diinv.com

Email: jrussell@diinv.com 

Investigative Services: Surveillance, pre-employment background investigations, pre-volunteer backgrounds (discounted rates for non-profits), process service

PRIVATE INVESTIGATIONS INC

Karen Checki 200 S. Executive Dr. Suite 100 Brookfield, WI 53005 Phone: 262-797-1700 License: 10927-063

Website: https://www.privateinvestigationsinc.com

Email: piiow@sbcglobal.net 

Investigative Services: Family/ Child Custody, Forensics Interviewer, Background Investigations, Surveillance.

NORTHWOODS AGENCY

Lynnette S. Rogers 1593 160th St. Centuria, WI 54824 Phone: 715-485-3512 License: 10582-63

Email: lynnettemckenzie@gmail.com 

Investigative Services: General Infestations.

Knight Hawk Investigations

Investigative division of Tactical Surveillance Inc. P.O. Box 191, Chippewa falls, WI 54729Phone: 715-726-1400 License#15228 #8744

Website: https://www.tacticalsurveillance.com

Email: tsi@charterinternet.com  

Using cutting edge technology for modern investigations. Private Crime Lab. Crime Scene Processing. Rapid national response team for technical surveillance. TSCM (debugging) Computer Forensics.

BBG INVESTIGATIONS & SECURITIES LLC

Robert Grandaw: N16556 Rock Rd, Dunbar, WI 54119 Phone 715-929-0131 License 11667-063

Email: bbgagency@gmail.com 

Investigative Services: Process service, backgrounds, pre-employment, missing persons, security consulting, and more.

SCOUT INVESTIGATIONS LLC

Elizabeth Huntley Roberts 1418 78th Place Kenosha, WI 53143 Phone: 224-588-7473 License: 12246-63

Email: scout.imvestigations.wi@gmail.com 

Investigative Services: General Investigations.

LARS INVESTIGATIONS

Jami Boudinot 102 W. Adams St La Farge, Wi 54639 Phone: 608-639-0015

Email: surpassyourexpectations@gmail.com

Investigative Services: Security Audits Research, Investigation Computer Forensics, Physical Security.

JACK ROPER INVESTIGATIVE SERVICES, LLC

Jack M. Roper: 2551 No 59th st, Milwaukee, WI 53210 Phone 414-232-5521 License 16819-062

Website: https://www.jackroper.net

Email: jackroper@sbcglobal.net 

Investigative Services: Surveillance.

FRISON INVESTIGAITONS

George C. Frison: 2369 N. 20th St, Milwaukee, WI 53206 Phone 414-940-3230 License 16714-062

Email: some1special5955@sbcglobal.net

Investigative Services: Background checks & process service.

TOWNSEND DETECTIVE & SECURITY LLC.

Gerald Dukat: 4900 W. Norwich Ct., Milwaukee, WI 53220 Phone 414-327-0221 License 16115-62

Email: gerrockford@sbcglobal.net

Investigative Services: Skip traces, missing persons, locate witnesses, process server, armed & unarmed security officers, surveillance, background investigations.

CERTIFIED INTELLIGENCE SPECIALIST

Jeremiah J. Smith: 1620 W. Murdock Ave, Oshkosh, WI 54901 Phone 920-573-9595 License 11540-063

Website: https://www.cisosh.com

Email: jay@cisosh.com

Investigative Services: Surveillance, insurance fraud, loss prevention, infidelity investigations, skip tracing, background checks, process service.

NIS GROUP

John D. Meredith: 8607 Antioch Rd, Ste 5, Salem, WI 53168 Phone 262-643-5121 License 11582-063

Website: https://www.nisgroupinc.com

Email: jmeredith@nisgroupinc.com 

Investigative Services: Surveillance, background checks, missing persons, executive body guard, infidelity cases, process service & more.

Updates or issues call the office at 512-729-7559

Just click on the State to see a list of Private Investigators that are in that State that can help you with your case.

If you find any outdated or unresponsive listings, please feel free to email me the information at: joe@pimall.com

If you want to have your company listed here, email me and I will get back in contact with you and after I verify your license, I will add you to the States that you are licensed in. So, email me at: joe@pimall.com