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Public and Private Security Services

Since 1975 | Dedicated Professionals | Bias-Free Workplace

Alliance Detective & Security Service, Inc. Protects You and Your Property

Patrol car

24/7 Security by Patrol Car

Our patrol car security service offers a more cost-effective solution than having an on-site officer. Our guards will check your property, business, or residence and handle any problems.
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Security personnel

Boston Special Police Officers 

Through the Boston Police Department, Alliance has been entrusted to protect the residents and employees of United Housing. Make us your first line of defense against crime and criminals.
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Security personnel

General Services Administration

Alliance has been a proud provider of security services to several
properties falling under the General
Services Administration (GSA).
Alliance received its GSA Schedule
Contract in February 2002.
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Here's what our satisfied customers are saying...

Our team is certified in the TWIC program for port security services.

Call 617-387-1261
for details.
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