Company lists · Data refreshed November 2026

Top 25 Enterprise communications consultants worldwide

Name: Enterprise communications consultants worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 5,247 companies tracked

RevenueBase identified 5,247 company matches for enterprise communications consultants worldwide as of November 2026 and tracks 43,494 professional contacts across them, including 10,862 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for enterprise communications consultants 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 5, 2026. Country and city lists for enterprise communications consultants 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 5, 2026 How this list was built

5,247Companies

43,494Contacts tracked

10,862Verified emails

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The 25 largest enterprise communications consultants worldwide

Ranked by team size

Top 25 of 5,247 company matches for enterprise communications consultants worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Diversified	Exact match	Plano, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,744 contacts →
	Exact match “At Diversified, we leverage the best in technology and ongoing advisory services to transform businesses.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Improfit	Exact match	Montevideo, UruguayHQ recorded Nov 5, 2026	n/a	1,851 contacts →
	Exact match “Improfit es una agencia de comunicación corporativa y organizacional fundada en en Montevideo, Uruguay.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Tulip Telecom	Exact match	New Delhi, IndiaHQ recorded Nov 5, 2026	1,001-5,000	1,601 contacts →
	Exact match “Tulip Telecom Ltd.(BSE: 532691/NSE: TULIP) is India’s leading Enterprise Communications Service provider.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	DDS Telecomunicações Ltda	Exact match	São Paulo, BrazilHQ recorded Nov 5, 2026	51-200	553 contacts →
	Exact match “A DDS é uma empresa de tecnologia especializada na integração de sistemas.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	NAE	Exact match	Barcelona, SpainHQ recorded Nov 5, 2026	501-1,000	525 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 5, 2026 · View company records in RevenueBase
6	BSU	Exact match	Veghel, NetherlandsHQ recorded Nov 5, 2026	51-200	418 contacts →
	Exact match “IT & UC.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Deltacom	Exact match	Huntsville, AL, United StatesHQ recorded Nov 5, 2026	1,001-5,000	417 contacts →
	Exact match “With a strong twenty-five year history and a robust facilities-based network, Deltacom is one of the largest integrated business communications providers in the Southeast.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	ACS	Exact match	Lake Mary, FL, United StatesHQ recorded Nov 5, 2026	n/a	373 contacts →
	Exact match “ACS has over three decades of experience and unparalleled expertise in the assessment and implementation of voice and data platforms and can provide solutions for telephone…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Nashua Communications PTY LTD	Exact match	Midrand, South AfricaHQ recorded Nov 5, 2026	51-200	293 contacts →
	Exact match “Nashua Communications is a leading provider of Converged Enterprise Network and Communications Solutions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	Avant Communications	Exact match	Chicago, IL, United StatesHQ recorded Nov 5, 2026	51-200	284 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 5, 2026 · View company records in RevenueBase
11	Progility Technologies Pvt. LTD	Exact match	Mumbai, IndiaHQ recorded Nov 5, 2026	201-500	269 contacts →
	Exact match “Progility Technologies Pvt.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	NACR	Exact match	Eagan, MN, United StatesHQ recorded Nov 5, 2026	501-1,000	261 contacts →
	Exact match “As the leading global integrator of business communication solutions and services since 1993, NACR has been a trusted advisor to more than 40% of the Fortune 100 companies…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	CNS Communications	Exact match	Lyon, FranceHQ recorded Nov 5, 2026	51-200	223 contacts →
	Exact match “We are independent experts in networking and telecommunications.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Aerial Direct	Exact match	Portsmouth, United KingdomHQ recorded Nov 5, 2026	201-500	211 contacts →
	Exact match “Aerial Direct are an award-winning, UK-based, managed communications expert.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Advantage Communications Group	Exact match	Port Washington, NY, United StatesHQ recorded Nov 5, 2026	51-200	207 contacts →
	Exact match “Advantage mitigates the complexity of navigating a constantly evolving IT landscape.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Omega Digital	Exact match	Fourways, South AfricaHQ recorded Nov 5, 2026	51-200	191 contacts →
	Exact match “At Omega our purpose is to solve complex problems through collaboration solutions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	TACT	Exact match	Québec, QC, CanadaHQ recorded Nov 5, 2026	51-200	185 contacts →
	Exact match “Founded in September 2011, TACT Intelligence-conseil is composed of a group of experienced, professional communicators seeking to create a Québec-owned consulting agency.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Firstcomm	Exact match	Fairlawn, IL, United StatesHQ recorded Nov 5, 2026	51-200	184 contacts →
	Exact match “FirstComm delivers smarter business communications and IT solutions that help organizations connect, collaborate, and scale with confidence.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	BDR Group	Exact match	Stratford-upon-avon, United KingdomHQ recorded Nov 5, 2026	201-500	182 contacts →
	Exact match “BDR Group are a UK award-winning IT and Communications specialist, who provide a wide range of bespoke solutions to a broad spectrum of businesses across the UK and globally.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Ostertag Detewe	Exact match	Düsseldorf, GermanyHQ recorded Nov 5, 2026	201-500	171 contacts →
	Exact match “Transform your business DeTeWe Communications have many years of experience in delivering tailored, integrated solutions for their clients internationally 365 days a year, 24…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Hanover Communications	Exact match	London, United KingdomHQ recorded Nov 5, 2026	201-500	169 contacts →
	Exact match “Hanover is an award-winning communications consultancy that advises enterprises, institutions, and individuals on rewiring their strategies for long-term success.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Avoira	Exact match	Bury, United KingdomHQ recorded Nov 5, 2026	51-200	164 contacts →
	Exact match “Our expertise spans consultancy, sales, installation and maintenance services across the communication spectrum, from unified comms systems and hardware, CX solutions and cloud…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Unbound Media	Exact match	Düsseldorf, GermanyHQ recorded Nov 5, 2026	201-500	161 contacts →
	Exact match “UNBOUND MEDIA stands for freedom, passion, and excellent consultancy-with an uncompromising focus on our clients’ needs.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Newtech	Exact match	Miami, United StatesHQ recorded Nov 5, 2026	51-200	159 contacts →
	Exact match “At Newtech, we guide our customers throughout their digital transformation and technological adoption journey.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Prain Global	Exact match	Seoul, South KoreaHQ recorded Nov 5, 2026	201-500	151 contacts →
	Exact match “Prain Global Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “enterprise communications consultants”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 5,247 enterprise communications consultants worldwide

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Enterprise communications consultants worldwide at a glance

As of Nov 5, 2026

25.0%Verified-email coverage

8.3Average contacts per company

1-10Median size (employees)

1.8%Largest-city concentration · Sao Paulo

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

3,733

11-50

1,193

51-200

235

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 enterprise communications consultants are linked below.
What qualifies: Company records worldwide whose business descriptions match “enterprise communications consultants” 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 10,862 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 5, 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.

Enterprise communications consultants by location

36 lists · largest first

Every Enterprise communications consultants 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 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 “enterprise communications consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many enterprise communications consultants are there worldwide?

RevenueBase identified 5,247 company matches for enterprise communications consultants 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?

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

Which country has the most enterprise communications consultants?

The United States leads with 1,048 companies, followed by France (387) and the United Kingdom (321). Every enterprise communications consultants list by country and city is linked on this page.

Which city has the most enterprise communications consultants?

Sao Paulo leads with 93 company records, followed by London (78) and Paris (67).

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 10,862 professional contacts with verified work emails tracked across these 5,247 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 5, 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.