Maine State Police - Special Investigations Unit

Please Note

We are a service company that can help you file with the Maine State Police - Special Investigations Unit. We are not associated with this nor any other government agency. We offer paid services and software to help you file. You are not required to purchase our service to file - you may file directly with this agency without using our service.

Contact Information

Mailing address:
State House Station 164
Augusta, ME 04333

Phone: (207) 624-7210
Fax: (207) 287-3424

Web: Home Name search Forms


We track the following licenses with the Maine State Police - Special Investigations Unit in order to provide compliance services to our clients. As a client, you see this and other reference data in License Manager in-line with your licenses.

A laptop placed on a desk with our License Manager software on display

Maine Private Investigation Agency License

Not required

Private Investigation Agency licensure is not required on the State level in Maine.

Maine does not currently license private investigator firms, but individual licenses are required.

More information: Maine State Police - Special Investigations Unit

Maine Private Investigator License

Agency:Maine State Police - Special Investigations Unit
Foreign Qualification is Prerequisite:Not Set
Bond Requirements:

$10,000 for Maine residents, $50,000 for non-residents, or $20,000 for investigative assistants.

Exam Required?Not Set
Registered Agent (Special Agency) Required?Not Set

Initial Registration


Professional Investigator Application - New

Agency Fee:

$71 application fee + $450 license fee to be paid upon approval.

Registration Renewal


Professional Investigator Application - Renewal

Agency Fee:



Biennially by the date issued. After the first renewal, licensees may apply to renew their license every 4 years instead of biennially.

Related Government Agencies

Explore other Maine government agencies we can help you stay compliant with:

Order Registered Agent Service

In my opinion, their "Human Touch" element is what really makes this company stand out! I wouldn't go anywhere else!
JanaeLaw Offices of Donald W. Hudspeth, PC
It's awesome to know that Harbor Compliance is looking out for my customers' best interests and will only do what's right for them.