Transportation Security Services

24/7 Service

Dedicated Professionals

Since 1975

Request a Service

Request a Service

Certified Offices and Managers Available

Secure your transport facilities with the help of Alliance Detective & Security Service, Inc. We have a team of officers who are certified in the Transportation Worker Identification Credential (TWIC) program, which is under the auspices of the Transportation Security Administration and the U.S. Coast Guard in the United States. Members of our management staff also are TWIC-certified. Contact us for 24/7 services.

Let Us Help You Protect Our Nation's Port Facilities

Our select TWIC-certified crew members carry tamper-resistant biometric credentials giving them unescorted access to secure areas.


  • Port facilities
  • Outer continental shelf facilities
  • Vessels regulated under the Maritime Transportation Act of 2002 (MTSA)
  • All U.S. Coast Guard-credentialed merchant mariners


Transportation Security Services

Count on Alliance for Proper and Effective Access Control

We provide coverage to several ports in the greater Boston area and follow all U.S. Coast Guard and Customs and Border Protection regulations in the services we offer.


  • Facility access control
  • Ship access control
  • Inspections of vehicles and people accessing secure areas

24/7 Transportation Security Services

Call us now!

(617) 203-6234

(617) 203-6234

Learn More About

Alliance Detective & Security Service, Inc.

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