Company lists · Data refreshed September 2026
Top 25 Enterprise telecommunications providers based in Houston, United States
RevenueBase identified 64 enterprise telecommunications providers headquartered in Houston, United States as of September 2026 and tracks 2,330 professional contacts across them, including 956 with verified work emails. Across the United States, New York is the largest hub for this category (86 companies); Houston follows with 64.
This list covers enterprise telecommunications providers headquartered in Houston, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest enterprise telecommunications providers based in Houston, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 781 contacts → | ||||
Indirect evidence “Speedcast is a leading communications and IT services provider, delivering critical communications services to the Maritime, Energy, Mining, Media, Telecom, Cruise, NGO…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 371 contacts → | ||||
Partial evidence “LOGIX FIBER NETWORKS is a well-established Texas-based provider of telecommunications services since 1983.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 166 contacts → | ||||
Partial evidence “Providing World-Class Technology Services and Solutions OneSource provides voice and data infrastructure services to mid-tier and large enterprises nationwide and abroad.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 100 contacts → | ||||
Indirect evidence “PS LIGHTWAVE, a leading commercial, high-speed internet service provider headquartered in Houston, Texas, owns one of the nation’s largest private fiber-optic Metropolitan Area…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 94 contacts → | ||||
Indirect evidence “At ITC Global, we bridge the gap by ensuring your global communications are performing securely and reliably, allowing you to focus on what is important without worrying about…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 75 contacts → | ||||
Indirect evidence “At ATSI, we believe technology should empower people.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 61 contacts → | ||||
Indirect evidence “Astound Broadband powered by enTouch connects you to a world of astounding possibilities with our award-winning internet service and 24x7 local customer support.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 24 contacts → | ||||
Indirect evidence “Leading the South Texas region since 1994, CST Corp is one of only 50 Tier Two Cisco Gold partners in the United Sates.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 16 contacts → | ||||
Indirect evidence “Genesis BCS is a 35 year-old communications technology company with a proven track record of customer satisfaction.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 14 contacts → | ||||
Partial evidence “Welcome to AIG Integrators, a visionary at the forefront of revolutionizing the telecommunications industry.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 12 contacts → | ||||
Indirect evidence “Aspen Fiber Networks is your premier provider of full-service communication and internet solutions in the greater Houston area.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 8 contacts → | ||||
Indirect evidence “Gorvelle provides Information and Communications Technology for mid-market firms.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 8 contacts → | ||||
Indirect evidence “Network Datacom Solutions was established on a strong commitment to providing quality communication solutions that exceed our customers expectations every time.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 7 contacts → | ||||
Partial evidence “Tecnologex is a leading telecom company dedicated to providing internet, cloud enterprise unified communications, and managed services for small and midsize businesses.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 5 contacts → | ||||
Indirect evidence “Velocity Unified Communications Inc.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 4 contacts → | ||||
Partial evidence “RTC Business Solutions, a Regency Tele-Com Company, is one of the largest and oldest privately held telecommunications companies in Texas.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 4 contacts → | ||||
Indirect evidence “Layer2 Communications, of Houston, Texas, is a multi-homed Internet Service Provider (ISP) specializing as a provider of Data Transport & Voice Communications services for…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 3 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 2 contacts → | ||||
Indirect evidence “AURAVOX is Houston’s leading expert on the services we all need to excel in today’s business world: IT networking, internet, and telecom.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 2 contacts → | ||||
Indirect evidence “Houston Communications Provider for Internet, Phone Systems, Data and Phone Cabling, IT Managed Services, Cloud-based Solutions” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 2 contacts → | ||||
Indirect evidence “Our commitment to relationships, state-of-the-art tools, breakthrough strategies, and ongoing training helps us to deliver solutions that will meet or exceed all your business…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 2 contacts → | ||||
Indirect evidence “Aveno Networks has provided network services for over 16 years, in the areas of integration services, IT services and Professional Services.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 23 | 2 contacts → | ||||
Indirect evidence “2 Redundant, LLC is a response to a critical need which continues to emerge from the Unified Communications and Managed Services Industry.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1 contacts → | ||||
Indirect evidence “At Connectica Solutions, our main focus is to help you “Connect”.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1 contacts → | ||||
Indirect evidence “We help mid-size companies make the best choices for their cloud services and manage the costs of their phone lines, Internet access, and data networks.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: enterprise telecommunications providers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names enterprise telecommunications providers.
- Partial evidence
- Its own public description names part of enterprise telecommunications providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name enterprise telecommunications providers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 64 enterprise telecommunications providers based in Houston, United States
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Enterprise telecommunications providers based in Houston, United States at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Houston, so it is reported there. Company counts and contact totals on this page are exact for Houston, over 64 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among enterprise telecommunications providers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Houston, United States whose own description of what they do matches “enterprise telecommunications providers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names enterprise telecommunications providers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among enterprise telecommunications providers, and records with no verified work email. Companies headquartered outside Houston are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 956 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Enterprise telecommunications providers by metro in the United States
- Enterprise telecommunications providers in New York86
- Enterprise telecommunications providers in Dallas51
- Enterprise telecommunications providers in Atlanta47
- Enterprise telecommunications providers in Austin46
- Enterprise telecommunications providers in Miami45
- Enterprise telecommunications providers in Los Angeles39
- Enterprise telecommunications providers in Chicago28
- Enterprise telecommunications providers in Phoenix25
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names enterprise telecommunications providers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many enterprise telecommunications providers are there based in Houston, United States?
RevenueBase identified 64 enterprise telecommunications providers headquartered in Houston, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Speedcast, headquartered in Houston, tops this list with the largest team on record.
Which city in the United States has the most enterprise telecommunications providers?
New York leads the United States with 86 headquartered companies, followed by Houston (64) and Dallas (51).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 956 verified decision-maker contacts tracked across these 64 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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