Company lists · Data refreshed September 2026

Top 25 Telecom strategy consulting companies worldwide

Name: Telecom strategy consulting companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 4,409 companies tracked

RevenueBase identified 4,409 telecom strategy consulting companies worldwide as of September 2026 and tracks 57,723 professional contacts across them, including 13,519 with verified work emails and 0 with mobile numbers. The United States is the largest market and London the largest hub.

This list covers telecom strategy consulting companies worldwide, 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 19, 2026. Country and city lists for telecom strategy consulting companies follow the table.

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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review

4,409Companies

57,723Contacts tracked

13,519Verified emails

0Mobile numbers

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The 25 largest telecom strategy consulting companies worldwide

Ranked by team size

Top 25 of 4,409 telecom strategy consulting companies worldwide, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to telecom strategy consulting companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Amaris Consulting	Partial evidence	Chêne-bourg, SwitzerlandHQ checked Sep 19, 2026	5,001-10,000	4,824 contacts →
	Partial evidence “Amaris Consulting is an independent technology consulting firm providing guidance and solutions to businesses.” Source: RevenueBase Database · checked Sep 19, 2026
2	Management Solutions	Partial evidence	Madrid, SpainHQ checked Sep 19, 2026	1,001-5,000	4,468 contacts →
	Partial evidence “Management Solutions is a leading provider of business consulting services for regulated industries.” Source: RevenueBase Database · checked Sep 19, 2026
3	LCC	Indirect evidence	Mclean, VA, United StatesHQ checked Sep 19, 2026	5,001-10,000	2,193 contacts →
	Indirect evidence “In Feb.” Source: RevenueBase Database · checked Sep 19, 2026
4	Sofrecom	Partial evidence	Châtillon, FranceHQ checked Sep 19, 2026	1,001-5,000	1,326 contacts →
	Partial evidence “As a subsidiary of the Orange Group, Sofrecom advises, guides and supports the digital transformation and the green transition of the main telecommunications players : operators…” Source: RevenueBase Database · checked Sep 19, 2026
5	Teleysia Networks I Pvt. LTD	Partial evidence	Ahmedabad, IndiaHQ checked Sep 19, 2026	501-1,000	698 contacts →
	Partial evidence “Teleysia Networks has started operations since April 2008 and it is an innovative, efficient and effective solution providing telecom Consultancy Company with mission to become…” Source: RevenueBase Database · checked Sep 19, 2026
6	Altman Solon	Partial evidence	Boston, MA, United StatesHQ checked Sep 19, 2026	501-1,000	669 contacts →
	Partial evidence “In 2020, Altman Vilandrie & Company and Solon Management Consulting cemented a decades-long partnership across the Atlantic to form Altman Solon, the world’s largest global…” Source: RevenueBase Database · checked Sep 19, 2026
7	Linkquest Technologies Limited	Partial evidence	Noida, IndiaHQ checked Sep 19, 2026	501-1,000	662 contacts →
	Partial evidence “At LinkQuest, we specialize in optimizing the efficiency and performance of telecom networks.” Source: RevenueBase Database · checked Sep 19, 2026
8	Aliança SUL	Partial evidence	Curitiba, BrazilHQ checked Sep 19, 2026	501-1,000	590 contacts →
	Partial evidence “A Aliança Sul possui 30 anos de experiência comercial e 20 anos de Consultoria Telecom e uma estrutura de gestão focada no resultado crescente, com a premissa básica de oferecer a…” Source: RevenueBase Database · checked Sep 19, 2026
9	JSI	Indirect evidence	Greenbelt, MD, United StatesHQ checked Sep 19, 2026	501-1,000	563 contacts →
	Indirect evidence “JSI is a national leader in next-generation digital solutions, empowering providers to build, scale, and optimize high-performance networks.” Source: RevenueBase Database · checked Sep 19, 2026
10	Nextgen GTA A Kelly Telecom Company	Partial evidence	San Diego, CA, United StatesHQ checked Sep 19, 2026	501-1,000	560 contacts →
	Partial evidence “As part of KELLY’s SETT (Science, Engineering, Technology, and Telecom) Business Unit, we are committed to providing state-of-the-art digital infrastructure and telecom…” Source: RevenueBase Database · checked Sep 19, 2026
11	Teleco	Partial evidence	Sao Jose Dos Campos, BrazilHQ checked Sep 19, 2026	51-200	543 contacts →
	Partial evidence “A Teleco é uma empresa de consultoria, focada em fornecer informações abrangentes e relevantes sobre o setor de Telecomunicações da América Latina, detentora do principal Portal…” Source: RevenueBase Database · checked Sep 19, 2026
12	NAE	Strong evidence	Barcelona, SpainHQ checked Sep 19, 2026	501-1,000	503 contacts →
	Strong evidence “Nae is an international consulting firm specialized in the telecom sector, providing deal & strategy, business, and technology advisory services.” Source: RevenueBase Database · checked Sep 19, 2026
13	Analysys Mason	Partial evidence	London, United KingdomHQ checked Sep 19, 2026	201-500	459 contacts →
	Partial evidence “Analysys Mason is the leading specialist consultancy, creating lasting value in technology-intensive industries, including telecoms, digital infrastructure, software, IT services…” Source: RevenueBase Database · checked Sep 19, 2026
14	VCTI	Indirect evidence	Somerset, NJ, United StatesHQ checked Sep 19, 2026	201-500	432 contacts →
	Indirect evidence “VCTI is a world class leader in network technology.” Source: RevenueBase Database · checked Sep 19, 2026
15	Turnotech INC	Indirect evidence	Redmond, WA, United StatesHQ checked Sep 19, 2026	501-1,000	426 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 19, 2026
16	Tilson	Indirect evidence	Portland, ME, United StatesHQ checked Sep 19, 2026	501-1,000	422 contacts →
	Indirect evidence “Tilson has been acquired by ITG Communications, and continues to operate with the same team and customers as a division of ITG.” Source: RevenueBase Database · checked Sep 19, 2026
17	Information Technology	Indirect evidence	Santiago, ChileHQ checked Sep 19, 2026	51-200	387 contacts →
	Indirect evidence “i-Technology es una consultora en TIC (Tecnología de la información y Comunicación) Lleva 10 años en el mercado tecnológico atendiendo a pequeñas, medianas y grandes empresas…” Source: RevenueBase Database · checked Sep 19, 2026
18	Cybercom Group	Indirect evidence	Stockholm, SwedenHQ checked Sep 19, 2026	1,001-5,000	339 contacts →
	Indirect evidence “A Nordic powerhouse for digital solutions with a sustainable impact Knowit acquires Cybercom – creating a Nordic powerhouse for digital solutions with a sustainable impact.” Source: RevenueBase Database · checked Sep 19, 2026
19	Vantage Point Solutions	Partial evidence	Mitchell, SD, United StatesHQ checked Sep 19, 2026	501-1,000	334 contacts →
	Partial evidence “Vantage Point is a premier engineering and consulting firm serving the broadband, energy, enterprise, and banking industries.” Source: RevenueBase Database · checked Sep 19, 2026
20	Cartesian	Strong evidence	London, United KingdomHQ checked Sep 19, 2026	201-500	302 contacts →
	Strong evidence “Cartesian is a specialist consulting firm focused on the global telecommunications, media, and technology industries and is now part of Bounteous, an AI services firm helping…” Source: RevenueBase Database · checked Sep 19, 2026
21	Verveba Telecom	Strong evidence	Richardson, TX, United StatesHQ checked Sep 19, 2026	501-1,000	289 contacts →
	Strong evidence “Verveba Telecom delivers strategic telecom engineering services and solutions globally, empowering operators, OEMs, and enterprises to accelerate their 5G transformation.” Source: RevenueBase Database · checked Sep 19, 2026
22	Magdalene	Partial evidence	St Ives, United KingdomHQ checked Sep 19, 2026	201-500	273 contacts →
	Partial evidence “Magdalene provides comprehensive independent solutions which address the individual needs of our customers throughout the Telecommunications Industry.” Source: RevenueBase Database · checked Sep 19, 2026
23	AGH Consulting	Partial evidence	Paris, FranceHQ checked Sep 19, 2026	201-500	269 contacts →
	Partial evidence “Le Groupe AGH Consulting est né en France en 2005, avec pour ambition de proposer une alternative disruptive au marché.” Source: RevenueBase Database · checked Sep 19, 2026
24	Avant Communications	Indirect evidence	Chicago, IL, United StatesHQ checked Sep 19, 2026	51-200	263 contacts →
	Indirect evidence “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…” Source: RevenueBase Database · checked Sep 19, 2026
25	Redseer Strategy Consultants	Strong evidence	Bengaluru, IndiaHQ checked Sep 19, 2026	51-200	244 contacts →
	Strong evidence “Redseer is a leading strategy consulting firm that guides critical decisions in disruptive markets for investors, brands and new-age companies.” Source: RevenueBase Database · checked Sep 19, 2026

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: telecom strategy consulting companies. 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 telecom strategy consulting companies.
Partial evidence: Its own public description names part of telecom strategy consulting companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name telecom strategy consulting companies. 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 4,409 telecom strategy consulting companies worldwide

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Telecom strategy consulting companies worldwide at a glance

As of Sep 19, 2026

23.4%Verified-email coverage

13.1Average contacts per company

1-10Median size (employees)

3.1%Largest-city concentration · London

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

2,741

11-50

1,227

51-200

334

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 telecom strategy consulting companies, 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.
Coverage: 21 countries, largest first: the United States, Brazil, the United Kingdom, France, Germany, Spain, Italy, Canada, India, Australia and 11 more. Country and city lists for telecom strategy consulting companies are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “telecom strategy consulting companies”. 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 telecom strategy consulting companies), 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 telecom strategy consulting companies, and records with no verified work email.
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, 13,519 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 19, 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.

Telecom strategy consulting companies by location

26 lists · largest first

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

Countries

Cities

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 telecom strategy consulting companies, 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 telecom strategy consulting companies are there worldwide?

RevenueBase identified 4,409 telecom strategy consulting companies worldwide 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?

Amaris Consulting, headquartered in Chene-Bourg, tops this list with the largest team on record.

Which country has the most telecom strategy consulting companies?

The United States leads with 1,417 companies, followed by Brazil (489) and the United Kingdom (374). Every telecom strategy consulting companies list by country and city is linked on this page.

Which city has the most telecom strategy consulting companies?

London leads with 137 headquartered companies, followed by Sao Paulo (114) and Paris (76).

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 13,519 verified decision-maker contacts tracked across these 4,409 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 19, 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.