Company lists · Data refreshed September 2026
Top 25 Electrical contractors for telecommunications based in Colombia
RevenueBase identified 359 electrical contractors for telecommunications headquartered in Colombia as of September 2026 and tracks 4,934 professional contacts across them, including 190 with verified work emails. Bogota is the largest hub.
This list covers electrical contractors for telecommunications headquartered in Colombia, 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 16, 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 electrical contractors for telecommunications based in Colombia
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 954 contacts → | ||||
Indirect evidence “33 años diseñando la infraestructura técnica que mueve a Colombia.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 650 contacts → | ||||
Indirect evidence “Somos una organización especializada en la integración de soluciones efectivas que facilitan a las empresas del sector telecomunicaciones e infraestructura el logro de sus metas y…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 263 contacts → | ||||
Indirect evidence “Your confidence drives us!” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 169 contacts → | ||||
Indirect evidence “G.T.A Colombia S.A.S es una empresa dedicada a la construcción, montaje, reparación, mantenimiento de obras de ingeniería eléctrica y civiles” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 123 contacts → | ||||
Indirect evidence “COINTELCO S.A compañia especializada en el diseño y ejecución de proyectos de redes eléctricas y de telecomunicaciones, control de accesos, control de incendios, CCTV, proyectos…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 109 contacts → | ||||
Indirect evidence “Laumayer: Conectamos con tu crecimiento Somos una compañía con 45 años de experiencia dedicada a la importación y comercialización de productos para el sector eléctrico, redes y…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 71 contacts → | ||||
Indirect evidence “Durante 42 años ISEC S.A ha sido la empresa líder en el suministro de equipos y sistemas de comunicación para los diferentes mercados industriales del país.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 68 contacts → | ||||
Indirect evidence “Somos una empresa especializada en el suministro y la distribución de material eléctrico, infraestructura de comunicaciones, sistemas de seguridad, identificación, bloqueo…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 61 contacts → | ||||
Indirect evidence “INSTELEC S.A.S, fue fundada en Medellín-Colombia, el 1 de Marzo de 1972.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 45 contacts → | ||||
Indirect evidence “Somos una empresa con 40 años de trayectoria.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 44 contacts → | ||||
Indirect evidence “Nos dedicamos al diseño, mantenimiento y construcción de redes eléctricas y de telecomunicaciones, energías renovables y obras civiles.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 32 contacts → | ||||
Indirect evidence “Realizamos obras civiles y mantenimiento locativo para nuestros clientes.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 32 contacts → | ||||
Indirect evidence “ODP y Cia es una empresa con más de 40 años de experiencia en instalación de redes en vías públicas para el transporte de gas, agua potable, aguas residuales e industriales, redes…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 31 contacts → | ||||
Indirect evidence “Somos una Empresa dedicada a fabricar productos para el sector eléctrico y de telecomunicaciones.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 31 contacts → | ||||
Indirect evidence “Empresa dedicada a la ejecución de proyectos en ingeniería eléctrica.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 22 contacts → | ||||
Indirect evidence “Somos una empresa dedicada al suministro e instalación de redes de infraestructura eléctrica, telecomunicaciones, seguridad electrónica y energías limpias, con amplia experiencia…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 21 contacts → | ||||
Indirect evidence “Nuestra organización se fundó en 1989 como respuesta a una necesidad del mercado colombiano, asociada a la disponibilidad eléctrica.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 21 contacts → | ||||
Partial evidence “Ingenieria electrica, civil y telecomunicaciones” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 19 contacts → | ||||
Indirect evidence “ESPECIALISTAS EN PRUEBAS ELÉCTRICAS S.A.S fue fundada en el año 2015, siendo desde entonces una empresa integradora y especializada en la configuración y pruebas de sistemas de…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 18 contacts → | ||||
Indirect evidence “Somos una empresa que brinda soluciones en el Diseño, Instalación y Mantenimiento de Redes y Sistemas de Telecomunicaciones con altos níveles de calidad y eficiencia, garantizando…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 18 contacts → | ||||
Indirect evidence “Certa Internacional S.A.S - Mantener tu confianza es nuestro compromiso.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 17 contacts → | ||||
Indirect evidence “GLOBAL ASTI es una empresa que nacio en 1994, con la misión de proveer excelentes soluciones rápidas y rentables, en integración de infraestructuras para tecnologías de la…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 15 contacts → | ||||
Indirect evidence “Empresa de Servicios Profesionales, Outsourcing, Ingenieria para los sectores de Telecomunicaciones y Energia.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 13 contacts → | ||||
Indirect evidence “Especialistas en Infraestructura IT con una trayectoria de más de 20 años en el mercado.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 12 contacts → | ||||
Indirect evidence “Somos una empresa dedicada a los servicios de ingeniería eléctrica y actividades a fines, con la capacidad para desarrollar diseños y montajes de instalaciones eléctricas…” Source: RevenueBase Database · checked Sep 16, 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: electrical contractors for telecommunications. 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 electrical contractors for telecommunications.
- Partial evidence
- Its own public description names part of electrical contractors for telecommunications, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name electrical contractors for telecommunications. 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 359 electrical contractors for telecommunications based in Colombia
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Electrical contractors for telecommunications based in Colombia at a glance
As of Sep 16, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Colombia, so it is reported there. Company counts and contact totals on this page are exact for Colombia, over 359 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 electrical contractors for telecommunications, 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 Colombia whose own description of what they do matches “electrical contractors for telecommunications”. 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 electrical contractors for telecommunications), 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 electrical contractors for telecommunications, and records with no verified work email. Companies headquartered outside Colombia 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, 190 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 16, 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.
Electrical contractors for telecommunications by metro
- Electrical contractors for telecommunications in Bogota106
- Electrical contractors for telecommunications in Medellin26
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 electrical contractors for telecommunications, 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 electrical contractors for telecommunications are there based in Colombia?
RevenueBase identified 359 electrical contractors for telecommunications headquartered in Colombia 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?
Colvatel, headquartered in Bogota, tops this list with the largest team on record.
Which city has the most electrical contractors for telecommunications?
Bogota leads with 106 headquartered companies, followed by Medellin (26) and Bogota D.C. (24).
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 190 verified decision-maker contacts tracked across these 359 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 16, 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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