Company lists · Data refreshed November 2026

Top 25 Telecom vendor selection advisors worldwide

RevenueBase identified 2,027 company matches for telecom vendor selection advisors worldwide as of November 2026 and tracks 17,221 professional contacts across them, including 3,243 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for telecom vendor selection advisors worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for telecom vendor selection advisors follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
2,027Companies
17,221Contacts tracked
3,243Verified emails
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The 25 largest telecom vendor selection advisors worldwide

Ranked by team size
Top 25 of 2,027 company matches for telecom vendor selection advisors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchCórdoba, SpainHQ recorded Nov 6, 20261,001-5,000760 contacts →

Exact match

“OFG is an international company with more than 20 years of experience in the telecommunications sector.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBarcelona, SpainHQ recorded Nov 6, 2026501-1,000525 contacts →

Exact match

“Nae is an international consulting firm specialized in the telecom sector, providing deal & strategy, business, and technology advisory services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchKota, IndiaHQ recorded Nov 6, 2026501-1,000459 contacts →

Exact match

“As an established player in telecom services industry and a long standing partner to a wide range of operators and vendors, NR fully understands the complete process of Planning…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchIndonesiaHQ recorded Nov 6, 20261,001-5,000378 contacts →

Exact match

“Metro Telworks was founded in 2004 by Telecom Visionaries with objective We Connect, We Deliver.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchUnited StatesHQ recorded Nov 6, 2026n/a293 contacts →

Exact match

“Say goodbye to the obnoxious telecom salesman, get a broker!” Every time you order service from a new or existing carrier, there is a significant amount of associated…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchChicago, IL, United StatesHQ recorded Nov 6, 202651-200284 contacts →

Exact match

“As the nation’s premier distributor of next generation technologies, AVANT has the resources and relationships needed to successfully navigate the ever-changing world of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchPort Washington, NY, United StatesHQ recorded Nov 6, 202651-200207 contacts →

Exact match

“Advantage mitigates the complexity of navigating a constantly evolving IT landscape.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLawrenceville, GA, United StatesHQ recorded Nov 6, 2026201-500143 contacts →

Exact match

“RTS Associates provides a range of innovative Design and Turnkey Services to the Southeastern Telecom market: a market we have supported since 1998.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchCincinnati, OH, United StatesHQ recorded Nov 6, 202611-50142 contacts →

Exact match

“MTCI serves businesses in defining, developing and executing more efficient, functional and cost-effective telecommunications programs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBuenos Aires, ArgentinaHQ recorded Nov 6, 2026201-500135 contacts →

Exact match

“El área de Telecomunicaciones de Multiradio desarrolla proyectos de ingeniería a empresas proveedoras de telecomunicaciones (Operadores) y brinda servicios de optimización de…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchIndiaHQ recorded Nov 6, 202651-200119 contacts →

Exact match

“GL Communications Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSouthampton, United KingdomHQ recorded Nov 6, 202651-200112 contacts →

Exact match

“Yo Telecom is an award winning telecommunications provider that specialises in small to medium sized businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchToronto, ON, CanadaHQ recorded Nov 6, 202651-200110 contacts →

Exact match

“World Wireless Solutions is an IT & Telecommunications consulting firm that has evolved into one of the fastest growing premier technologies consulting firms since its foundation…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCasablanca, MoroccoHQ recorded Nov 6, 202651-200103 contacts →

Exact match

“Founded in 2004 with the aim of providing a range of services to help partners and Operators to develop and implement a strategic operational plans for a successful business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 202651-200100 contacts →

Exact match

“Our mission at Vatic Outsourcing is to identify ways to effectively reduce your telecom budget - and help you manage all your business communications more efficiently.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchMairena Del Aljarafe, SpainHQ recorded Nov 6, 202651-20093 contacts →

Exact match

“Beyond Mobility es una consultora con amplia experiencia en proyectos de comunicaciones y tecnológicos.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchCrewe, United KingdomHQ recorded Nov 6, 202651-20092 contacts →

Exact match

“Ice Comms are an independent consultant which specialise in mobile, traditional landline, hosted, and broadband business telecommunication solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMarkham, AB, CanadaHQ recorded Nov 6, 202651-20090 contacts →

Exact match

“Unity’s mission is to help organizations leverage communications technology to provide a positive impact on their business.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMilan, ItalyHQ recorded Nov 6, 202651-20085 contacts →

Exact match

“One Team Group affianca le imprese nel loro percorso di evoluzione tecnologica, offrendo consulenza e soluzioni integrate nei settori Telecomunicazioni, IT, Cybersecurity e Cloud.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchCornelius, NC, United StatesHQ recorded Nov 6, 202611-5083 contacts →

Exact match

“Founded in 1996, TeleSource, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchIslamabad, PakistanHQ recorded Nov 6, 202651-20081 contacts →

Exact match

“From pre-seed startup in 2011 to a multi dimensional telecom setup, we have consistently committed to providing the best in-line telecommunication and customer service in the…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSwindon, United KingdomHQ recorded Nov 6, 202651-20077 contacts →

Exact match

“Excalibur provides an end to end business consulting service that offers reliable insight, and expertise in communications and technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchCoppell, TX, United StatesHQ recorded Nov 6, 202651-20069 contacts →

Exact match

“Clover Telecom is a leading global supplier of telecom hardware and engineering services for data, wireless, cable, and wireline networks.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchRiyadh, Saudi ArabiaHQ recorded Nov 6, 2026501-1,00068 contacts →

Exact match

“MME provides comprehensive telecommunications technology products and services to network and mobile Operators and vendors, in addition to providing professional and enterprise…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchDoylestown, PA, United StatesHQ recorded Nov 6, 2026n/a67 contacts →

Exact match

“Itsalldata is first and foremost a business communications consulting firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 2,027 telecom vendor selection advisors worldwide

See the full list, filter by size, metro and specialty, and access 3,243 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telecom vendor selection advisors worldwide at a glance

As of Nov 6, 2026
18.8%Verified-email coverage
8.5Average contacts per company
1-10Median size (employees)
2.0%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,311
11-50
542
51-200
123
201-500
31
501-1,000
3
1,001-5,000
3
5,001-10,000
1
10001+
1

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for telecom vendor selection advisors are linked below.
What qualifies
Company records worldwide whose business descriptions match “telecom vendor selection advisors” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 3,243 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Telecom vendor selection advisors by location

10 lists · largest first

Every Telecom vendor selection advisors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “telecom vendor selection advisors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telecom vendor selection advisors are there worldwide?

RevenueBase identified 2,027 company matches for telecom vendor selection advisors worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

OFG tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most telecom vendor selection advisors?

The United States leads with 711 companies, followed by Brazil (175) and the United Kingdom (116). Every telecom vendor selection advisors list by country and city is linked on this page.

Which city has the most telecom vendor selection advisors?

Sao Paulo leads with 41 company records, followed by London (26) and New York (22).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,243 professional contacts with verified work emails tracked across these 2,027 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 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 SmartSearch, 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.