Gaithersburg MD Business Phone Systems… Cloud, Hosted, On-site
Network Infrastructure Design, Build, Support
Managed IT, Security & Voice Services
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Established in 1980 — TCI supports 3,000+ business and public sector customers. We design, deliver and manage customized systems, networks, and managed services.
TCI Connects You — From your local Gaithersburg MD location to your global sites — all backed by unsurpassed 24×7 support.
Certified Voice & IT Professionals — We’re proud of our team and the well-established relationships we have with the industry’s technology leaders — TCI is the oldest leading Mitel provider in the DC Region.
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Our Technology Partners
TCI maintains partnerships with proven industry leaders. Our certified technical staff has the respect of the industry and the marketplace.
The TCI Difference
Serving the DC Region, we bring decades of technical expertise and local leadership to every client engagement, along with the resources of proven partners like Mitel, Cisco, VMware, Microsoft, and Dell.
Rather than approaching your company with a one-size-fits-all attitude, TCI customizes solutions that fit your specific objectives.
TCI excels at integrating your communication platforms / Gaithersburg MD business telephone systems with high-speed IP networks to deliver Unified Communications applications that include… Presence, Availability, Contact Centers, Unified Messaging, Mobility, Collaboration and more.
Our flexible Business Voice deployments include On-site, Hosted/Cloud, and Hybrid arrangements. We design, build and support your Networks, Voice/Data Cabling and Wireless Networks. Need Broadband or SIP Trunking Services? We’ll coordinate your carrier service arrangements too. With over 13,500 lines under service contract, we manage the technology so you can focus on your priorities.
Learn more about The TCI Difference… Contact TCI Today
Your complete satisfaction is our #1 priority.
TCI is a leading full-service integrated telecommunications provider serving Washington, DC, Virginia and Maryland. We provide cutting-edge solutions from Mitel, Cisco and others, along with the trusted guidance to ensure your organization maximizes the impact of VoIP, cloud and collaboration tools to achieve business results.