ATech Investigation Services is Massachusetts’s most trusted licensed private investigation agency. Based in Massachusetts and serving every corner of the state — from Boston and Worcester to Springfield, Cape Cod, and the North Shore — ATech has been delivering discreet, professional, and confidential investigations for over 40 years. We are licensed by the Massachusetts State Police, bonded, and insured.

ATech provides the full range of investigative services to Massachusetts clients — all handled with complete discretion and professionalism

Comprehensive personal and corporate screening far beyond standard databases.

Professional detection of hidden cameras, microphones, and GPS trackers.

Trusted by attorneys throughout Massachusetts for surveillance and witness location.

Certified polygraph examinations for individuals, attorneys, and corporations.

Service Area

Boston · Worcester · Springfield · Cambridge · Lowell · Andover · Salem · Gloucester · Plymouth · New Bedford · Fall River · Quincy · Lynn · Somerville · Lawrence · Cape Cod · The Berkshires · North Shore · South Shore & all surrounding communities throughout Massachusetts

• 40+ Years of Experience— ATech has been providing trusted private investigation services throughout New England since 1983.
• Licensed in Massachusetts— Fully licensed, bonded, and insured in Massachusetts — we operate legally and professionally in every case.
• Court-Admissible Evidence— Our reports are legally sound and have been successfully used in divorce, custody, civil, and criminal proceedings throughout Massachusetts.
• Complete Confidentiality— Your privacy is our highest priority. Every consultation and investigation is handled with absolute discretion.
• Free Consultation— We offer a free, no-obligation confidential consultation for every Massachusetts case. Call (978) 772-7080 any time.

As our home state and primary base of operations, Massachusetts clients receive the fastest response times and the most comprehensive local knowledge. Our investigators know Massachusetts — its communities, its courts, and its laws.