Company lists · Data refreshed September 2026

Top 25 Stakeholder engagement consulting firms worldwide

RevenueBase identified 16,161 stakeholder engagement consulting firms worldwide as of September 2026 and tracks 122,010 professional contacts across them, including 42,287 with verified work emails. The United States is the largest market and London the largest hub.

This list covers stakeholder engagement consulting firms 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 29, 2026. Country and city lists for stakeholder engagement consulting firms 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 29, 2026 86% judged on-target in blind review
16,161Companies
122,010Contacts tracked
42,287Verified emails
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The 25 largest stakeholder engagement consulting firms worldwide

Ranked by team size
Top 25 of 16,161 stakeholder engagement consulting firms worldwide, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to stakeholder engagement consulting firms: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceChicago, IL, United StatesHQ checked Sep 29, 20265,001-10,0006,978 contacts →

Partial evidence

“As one of the original firms, we’ve never lost sight of the fact that consulting is a people business.”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceBoston, MA, United StatesHQ checked Sep 29, 20261,001-5,0004,093 contacts →

Indirect evidence

“L.E.K.”

Source: RevenueBase Database · checked Sep 29, 2026
3Partial evidenceLondon, United KingdomHQ checked Sep 29, 20261,001-5,0002,179 contacts →

Partial evidence

“Baringa is a global consulting firm that helps leaders drive meaningful change and create value.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceJericho, NY, PalestineHQ checked Sep 29, 20261,001-5,0001,954 contacts →

Indirect evidence

“J.S.”

Source: RevenueBase Database · checked Sep 29, 2026
5Partial evidenceServing Clients Across The Us, MD, United StatesHQ checked Sep 29, 20261,001-5,0001,688 contacts →

Partial evidence

“Johnson, Mirmiran & Thompson is an employee owned, multi-disciplined firm offering a full array of planning, design, and construction phase consulting services for infrastructure…”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceLondon, United KingdomHQ checked Sep 29, 20261,001-5,0001,563 contacts →

Indirect evidence

“Brunswick is a global advisory firm.”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceNew Delhi, IndiaHQ checked Sep 29, 2026501-1,0001,322 contacts →

Indirect evidence

“Headquartered in India with six international offices in Cambodia, Ethiopia, Kenya, the Philippines, Germany and the United Kingdom, IPE Global Group offers a range of integrated…”

Source: RevenueBase Database · checked Sep 29, 2026
8Partial evidenceDallas, TX, United StatesHQ checked Sep 29, 20261,001-5,0001,160 contacts →

Partial evidence

“With over 1,200 professionals across 18 international offices, Riveron delivers tailored solutions for CFOs, private equity firms, and key stakeholders.”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceSao Paulo, BrazilHQ checked Sep 29, 2026501-1,000990 contacts →

Indirect evidence

“A Falconi é a maior consultoria brasileira de gestão empresarial.”

Source: RevenueBase Database · checked Sep 29, 2026
10Indirect evidenceVitacura, ChileHQ checked Sep 29, 202610001+988 contacts →

Indirect evidence

“WSP en una empresa líder en servicios profesionales de consultoría en recursos hídricos, ingeniería, medio ambiente y sustentabilidad.”

Source: RevenueBase Database · checked Sep 29, 2026
11Partial evidenceNew York, NY, United StatesHQ checked Sep 29, 2026501-1,000765 contacts →

Partial evidence

“The Vertex Companies, LLC is a global consulting firm that provides strategic advisory, project management, and dispute resolution services for organizations that face complex…”

Source: RevenueBase Database · checked Sep 29, 2026
12Partial evidenceChesterton, United KingdomHQ checked Sep 29, 2026501-1,000589 contacts →

Partial evidence

“Dalcour Maclaren: delivering land, stakeholder and environmental solutions.”

Source: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceBurlington, MA, United StatesHQ checked Sep 29, 2026501-1,000535 contacts →

Indirect evidence

“For 35 years we have been helping investors, lenders, owners, developers, contractors, and property managers reduce risk and optimize their built facilities, infrastructure and…”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceBelo Horizonte, BrazilHQ checked Sep 29, 2026201-500452 contacts →

Indirect evidence

“Since 2004, we have helped companies solve their challenges in People, Management, Security and Trade Union Relations, delivering world-class results.”

Source: RevenueBase Database · checked Sep 29, 2026
15Partial evidenceWashington, United StatesHQ checked Sep 29, 2026201-500441 contacts →

Partial evidence

“Penta is the world's first comprehensive stakeholder solutions firm, with offices in Washington, D.C, New York, San Francisco, Vail, London, Brussels, Dublin, Frankfurt, Paris…”

Source: RevenueBase Database · checked Sep 29, 2026
16Partial evidenceBangalore, IndiaHQ checked Sep 29, 2026201-500441 contacts →

Partial evidence

“At Sattva Consulting, we believe meaningful change happens when people come together with a shared purpose.”

Source: RevenueBase Database · checked Sep 29, 2026
17Partial evidenceNew York, NY, United StatesHQ checked Sep 29, 2026501-1,000431 contacts →

Partial evidence

“Sodali & Co advises corporate clients worldwide as they navigate the complex dynamic of shareholder and stakeholder interests.”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceAldgate, United KingdomHQ checked Sep 29, 2026201-500415 contacts →

Indirect evidence

“Emperor is one of the UK's leading employee-owned creative communications agencies.”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceMiguel Hidalgo, MexicoHQ checked Sep 29, 2026n/a362 contacts →

Indirect evidence

“Somos una empresa consultora en asuntos públicos que conjunta sustancia con forma y traduce pensamiento al considerar gran diversidad de puntos de vista y panoramas.”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceSt Leonards, AustraliaHQ checked Sep 29, 2026201-500361 contacts →

Indirect evidence

“At EMM, we believe that a sustainable future is achievable, and we are dedicated to helping our clients and the community make it a reality.”

Source: RevenueBase Database · checked Sep 29, 2026
21Partial evidenceMexicoHQ checked Sep 29, 2026501-1,000337 contacts →

Partial evidence

“International consulting firm dedicated to enhance goverment relations, academy and industrial projects, in private and public sectors.”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceTeralba, AustraliaHQ checked Sep 29, 2026201-500329 contacts →

Indirect evidence

“Umwelt has been trusted by clients and communities for over 30 years.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceBogotá, ColombiaHQ checked Sep 29, 202651-200304 contacts →

Indirect evidence

“C&M Consultores S.A.”

Source: RevenueBase Database · checked Sep 29, 2026
24Partial evidenceZola Predosa, ItalyHQ checked Sep 29, 202651-200272 contacts →

Partial evidence

“SCS Consulting is a management consulting company, founded in Bologna in 2001.”

Source: RevenueBase Database · checked Sep 29, 2026
25Partial evidenceHelsinki, FinlandHQ checked Sep 29, 2026201-500269 contacts →

Partial evidence

“We are an explorative, dynamic and constantly curious consulting group, equipped to offer insight and inspiration to our clients in a changing world.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 16,161 stakeholder engagement consulting firms worldwide

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Stakeholder engagement consulting firms worldwide at a glance

As of Sep 29, 2026
34.7%Verified-email coverage
7.5Average contacts per company
1-10Median size (employees)
2.8%Largest-city concentration · London
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
12,671
11-50
2,883
51-200
466
201-500
70
501-1,000
23
1,001-5,000
18
5,001-10,000
4
10001+
11

Email recency is reported on each country list linked below.

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 stakeholder engagement consulting firms, 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
Every country. Country and city lists for stakeholder engagement consulting firms are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “stakeholder engagement consulting firms”. 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 stakeholder engagement consulting firms), 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 stakeholder engagement consulting firms, 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, 42,287 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 29, 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.

Stakeholder engagement consulting firms by location

106 lists · largest first

Every Stakeholder engagement consulting firms 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 stakeholder engagement consulting firms, 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 stakeholder engagement consulting firms are there worldwide?

RevenueBase identified 16,161 stakeholder engagement consulting firms 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?

Kearney, headquartered in Chicago, tops this list with the largest team on record.

Which country has the most stakeholder engagement consulting firms?

The United States leads with 3,065 companies, followed by France (918) and the United Kingdom (896). Every stakeholder engagement consulting firms list by country and city is linked on this page.

Which city has the most stakeholder engagement consulting firms?

London leads with 450 headquartered companies, followed by Paris (381) and Sao Paulo (255).

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 42,287 verified decision-maker contacts tracked across these 16,161 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 29, 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.