Detectives in Boston, MA

Comprehensive list of private detective agencies and investigators servicing Boston, MA.

Business Listings

Our company is an experienced Massachusetts private investigation agency providing a complete array of services to meet your requirements and budget. Whether your concerns involve a cheating spouse or corporate espionage, We have the experience, experience and resources to solve the matter expediently and professionally.

  • Excelent results, great communication, fair price. I would definately recoment these guys

CEI Management Corporation, is a licensed Private Detective Agency in the Commonwealth of Massachusetts. We supply our customers with the most complete, cost-effective investigative services available and have performed investigations locally, nationally, and throughout the world.


Intel Investigative and Protective Solutions INTEL is a complete service professional investigations company that supplies cost effective investigative and protective solutions for the general public, legal counsel, and insurance industry. INTEL is a licensed, fully insured, and bonded agency.



About Us Bay State Detective Agency. is a complete service, Boston-based private detective firm providing nationwide services - we currently have helped customers throughout the country. Trust is something that is difficult to establish and hard to judge, especially when dealing with a new associate or employee.


Set up in 1981, Data Quest, Ltd. is a licensed, corporate private investigations agency that supplies elite information gathering, loss prevention and detection expertise to firms, attorneys and individuals nationwide. The agency is full-service and versatile, providing customers complete information gathering, loss prevention and detection expertise with the utmost sensitivity and confidentiality.