Contact US

Thank you for visiting United Security’s (USI) web site. If you have any questions regarding our services, please contact the following Regional Office or by filling out the form below.

Staten Island, New York Cambridge, Massachusetts Boston, Massachusetts Stamford, Connecticut Fairfield, Connecticut Gaithersburg, Maryland Red Bank, New Jersey Asheville, North Carolina FT. Lauderdale, Florida Rocky Hill, Connecticut Warwick, Rhode Island Fort Lee, New Jersey

Staten Island, New York

4295 Arthur Kill Road
Staten Island, New York 10309
ph: 1.800.874.6434

Cambridge, Massachusetts

100 CambridgeSide Place
Cambridge, MA 02141
ph: 617.621.2900
fax: 617.621.2911

Boston, Massachusetts

175 Federal Street
Boston, MA 02110
ph: 617.621.2900
fax: 617.621.2911

Stamford, Connecticut

1055 Summer Street
Stamford, CT 06905
ph: 203.353.3322
fax: 203.353.9937

Fairfield, Connecticut

1525 Kings Highway East
Suite 104
Fairfield, CT 06824-5321
ph: 203.612.8000
fax: 203.612.6900

Gaithersburg, Maryland

9711 Washingtonian Blvd
Suite 557
Gaithersburg MD 20878
ph: 240-801-4657
fax: 888-240-5201

Red Bank, New Jersey

40 Shrewsbury Avenue
Red Bank, NJ 07701
ph: 732.268.7180
fax: 732.268.7179

Asheville, North Carolina

Asheville Outlets
800 Brevard Road
Asheville, NC 28806
ph: 1.800.874.6434

FT. Lauderdale, Florida

950 South Pine Island Road Suite 150
Plantation, Florida 33324
United States
ph: 1.800.874.6434

Rocky Hill, Connecticut

17t Capital Blvd 4th floor
Rocky Hill, CT 06067
ph: 1.800.874.6434

Warwick, Rhode Island

3970 Post Road
Warwick, RI 02886

Fort Lee, New Jersey

1 Bridge Plaza
2nd Floor
Fort Lee, New Jersey 07024

United Security Inc. (USI) provides contract security solutions and investigation services to a select group of vertical markets. For the past 30 years, USI has created safe, secure environments for commercial and government employees and customers by investing in our people, innovation and relationships. USI is committed to delivering:

Responsive management and security personnel
Continuous quality improvement and training
Consistent, client-focused service and performance

Latest NewsView All

Congratulations to Security Officer Michael Bassano Who Celebrates 30 Years of Employment With United Security!

November 21, 2023

United Security’s strength comes from the dedication and hard work of our employees. Countless men and women over the years have put the needs of our clients first. Security Officer Michael Bassano is a perfect example of this. Michael is celebrating 30 years as an employee of United Security. As an armed security officer, he Read More