• Contact Us
  • Direct: 469-304-0207

  • PO BOX 2453
    Rowlett, TX 75030

Sentry Telecom, LLC

  • VoIP Products and Services

  • Design and Infrastructure

  • Audio/Visual

    Sentry Telecom can design and install all your Audio/Visual needs.

  • Phone Systems

    Nortel Vodavi Foanlity VoIP

  • Cabling

    State Certifications: HUB Certificate/VID# 1760635061300
    TX DPS Private Security Board Lic.# B14983

  • Wireless

    WIFI and Cell Phone Signal Enhancement Services. You can now input your service requests online by clicking on the Service Order Request tab.

  • Networking

  • Cross connect management


We have been serving customers just like you since 1997!

Sentry Telecom exists to bring relief to projects and visions that appear overwhelming and bring your plans into reality. We are dedicated to adding value to the communications process and projects of our clients. We are accountable with competent leadership while fulfilling the needs of our clients through careful planning.

Sentry Telecom is a design/integration telecommunications company. We have completed projects for many large school districts, military bases, local government offices, as well as high security government buildings, healthcare buildings and many more. Sentry has the reputation for quality, accountability, integrity, and the professionalism it takes to competently service our clients.

What We Do

Sentry integrates and designs business telephone systems and monitored security systems that are most cost efficient to the customer; as well as, design and integrate any cabling infrastructure from copper wire to fiber optics.


Expect Sentry Telecom to be professional and accountable, with integrity and a courteous attitude.

WBE Certified • Licensed by the Texas Private Security Board (PSB B14983 Licensed) • Structured Cabling System Contractor

Design and Development by Nielsen Digital
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