• We are Merrills

  • Specialized Solutions

  • Integrity Matters

  • Confident Results

Maine's Premier Private Investigation & Security Professionals

When you need a partner you can trust, call Merrill's at (207) 685-7309. For more than 25 years, Merrill's has been Maine's first choice for high quality and dependable private investigation and security services in the northeastern United States. From Hartford, Boston, Burlington or Concord to the the woods of Northern Maine, Merrill's Investigations has the resources to get the job done with professionalism, objectivity and discretion. When your safety and the interests of your company are on the line, there is only one choice. Contact Merrill's today and gain the peace-of-mind that comes from knowing the best private investigator firm is working for you.

Our mission is to provide our clients with timely, accurate intelligence that makes a difference.

  • Videos
  • Photographs
  • Reports

All investigations are performed with attention to discretion, objectivity and professionalism.


Merrills Detector Dog Services is proud to secure businesses, facilities, corporate events and schools. Each of our K-9/handler teams has undergone months of training to achieve performance above the highest National Standards. If safety is paramount in your work environment, at your function, in your home or at your school and you want low-profile, confidential services, let Merrills Detector Dogs deploy a team to give you peace of mind. Merrills Detector Dog Handlers have extensive Law Enforcement, Security, and/or Private Investigative experience, giving them an advantage and expertise when handling your sensitive needs. Merrills K-9 Teams maintain a Nationally recognized Certification to ensure the most reliable Detector Dogs at your service.

Learn more @ MerrillsK9.com

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