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Exceptional Security,
Exceptional Service



Physical Security

  • Armed Officers

  • Executive Protection

Technical Security


  • Camera Systems

  • Alarm Systems

  • Access Control

  • 24/7 Monitoring

Employee Training


  • First Aid / AED

  • First Responder

  • Firearms

  • State Certifications

  • Defensive Tactics


  • Pre-Employment Screening

  • M&A Due Diligence

  • Internal Investigations

Security Management
  • Critical Infrastructure Assessments

  • Emergency Response

  • Travel Security

Information Technology


  • Desktop Support

  • Server Administration

  • Vulnerability Assessment

  • Penetration Testing

  • Network Management

Our Services

About GSI

Founded in 1990, Group Services, Inc. (GSI) provides proprietary security services to select clients across the nation.  State of the art technology and methodologies are employed to ensure the protection of assets, individuals and information.  A high standard of excellence is maintained through ongoing training and a commitment to provide best in class quality across the range of services provided.
About GSI


Our employees enjoy working in a small business setting, with a team-oriented atmosphere, where everyone’s role is valued.  The company offers a pleasant working environment, full-time hours, standard shifts with rotating days off, paid leave and excellent benefits.  We seek career minded professionals with high integrity and enthusiasm to join our ranks.


Group Services, Inc. periodically has openings in Fort Worth, Texas and in Redwood City, California.  Job postings will be available on and/or when there are positions available.

Responding through the advertisements (such as on Indeed or Monster) for open positions is the best choice, as this will automatically forward your resume to the proper hiring manager and copy human resources.


For  further information please send all inquiries to



GSI is an Equal Opportunity Employer and all qualified applicants will receive consideration for employment without regard to their race, color, creed, religion, gender, age, sexual orientation, national origin, disability, veteran status, or any other characteristic protected by law.


Contact Us

Group Services LLC.

GSI Fort Worth

6000 Western Place, Suite 300

Fort Worth TX, 76107

Voice # 817-732-0918

Fax # 817-732-6716



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Group Services West
GSI Redwood City
1690 Woodside Road Suite 221
Redwood City CA, 94061
Voice # 650-556-0916
Fax # 650-556-0917
PPO 14263
TFF 1417
TFB 1144

Get in touch today to learn how we can help you

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