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Company Contacts

General inquiries

  • United States

    +1 800.557.5869

  • Outside the U.S.

    +1 800.810.0827

Sales inquires

  • United States

    +1 800.557.5869

  • Africa & Middle East

    +971 4.454.2075 (Office)
    +971 50.659.0847 (Mobile)

  • Caribbean & Latin America

    +1 703.727.1995

  • Europe

    +34 67.759.5420

View more locations »

Job inquires

Visit our Careers page and Jobs database »

 
 

Corporate contacts

  • Investor Relations

    Scott Liolios, Liolios Group, Inc.
    +1 949.574.3860

    Contact form

  • IP & Licensing

    Senior Director, Intellectual Asset Management
    +1 410.280.1273

    Contact form

  • Public Relations

    Meredith C. Allen, Senior Director, Corporate Communications
    +1 410.295.1865
    +1 410.263.7617 Fax

    Contact form

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Locations

  • Corporate Headquarters - Annapolis

    Photo of TCS Corporate HQ in Annapolis, Maryland, USA

    275 West Street, Annapolis, MD 21401
    +1 410.263.7616
    +1 410.280.4903 Fax

    Directions

    Commercial Solutions

    +1 888.728.8797

    Contact form

    Government Solutions

    +1 800.810.0827

  • Aberdeen

    6210 Guardian Gateway, Suite 190, Aberdeen, MD 21005
    +1 443.327.6844

  • Aliso Viejo

    Photo of TCS office in Alieso Viejo, California

    Navigation and Telematics
    6A Liberty Street, Aliso Viejo, CA 92656
    +1 949.453.1646
    +1 949.453.3801 Fax

    Directions

  • Calgary

    1920, 605 – 5th Ave SW, Calgary, AB T2P 3H5, Canada
    +1 403.648.3500

    Directions

  • Denver

    Public Safety Service Delivery
    7100 E. Belleview Ave, Suite 110, Greenwood Village, CO 80111    
    +1 800.722.6663

  • Dublin

    Suite 200
    6690 Amador Plaza Road
    Dublin, CA 94562

  • Hanover

    Photo of TCS office in Hanover, Maryland

    Managed Service Operations
    1333 Ashton Road, Hanover, MD 21076
    +1 410.280.4841
    +1 410.280.4953 Fax

    Directions

    General Inquires/Human Resources

    +1 410.280.4900

    Cyber Solutions

    +1 866.356.3535

    Contact forms for: Cyber Security Training & Cyber Security Services

    Managed Services Operations Center (SOC)

    +1 877.4.TCS.SOC (+1 877.482.7762)

    Contact form

  • Milpitas

    Hillview Executive Park
    860 Hillview Court, Suite 200
    Milpitas, CA 95035

  • Pensacola

    3 W. Garden Street, Suite 600
    Pensacola, FL 32502

  • Richardson

    Photo of TCS office in Richardson, Texas

    Deployable Antenna Solutions
    3311 E. Renner Road, Suite 100, Richardson, TX 75082
    +1 469.330.5020

  • Seattle

    Photo of TCS office in Seattle, Washington

    Commercial Software and Public Safety Solutions
    2401 Elliott Avenue, Seattle, WA 98121
    +1 206.792.2000
    +1 206.792.2001 Fax

    Directions

  • St. Johnsbury

    Public Safety Solutions
    1016 US Route 5, St Johnsbury, VT 05819
    +1 800.722.6663 x853
    +1 802.748.5447 Fax

  • Suwanee

    Program Support & Readiness
    454 Satellite Blvd NW, Suite 200, Suwanee, GA 30024
    +1 678.730.5800
    +1 678.730.0493 Fax

    Directions

  • Tampa

    Photo of TCS office in Tampa, Florida

    206 Kelsey Lane, Tampa, FL 33619
    +1 813.831.6353
    +1 813.418.8022 Fax

    Directions

  • Torrance

    19951 Mariner Avenue, Building 157, Torrance, CA 90503
    +1 310.214.5500
    +1 310.214.5502 Fax

    Space & Component Technology

    +1 866.264.0793

    Contact form

  • Wollongong

    Suite 1, Level 2
    iC Enterprise 1
    Innovation Campus
    Squires Way
    North Wollongong
    NSW 2500
    Australia

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Contact TCS

1 800.557.5869

Sales inquires outside the US:

  • Europe +34 67.759.5420
  • Africa & Mid. East +971 50.659.0847
  • Carib. & Latin Am. +1 703.727.1995
Contact Information

Connections that Matter®

Connections that Matter - a video from TCS

Learn about TCS' offerings and markets, narrated by Dick Young, Executive VP & COO

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