Company lists · Data refreshed September 2026

Top 25 Grassroots consulting firms worldwide

Name: Grassroots consulting firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 21,695 companies tracked

RevenueBase identified 21,695 company matches for grassroots consulting firms worldwide as of September 2026 and tracks 149,037 professional contacts across them, including 34,777 with verified work emails. The United States is the largest market and Washington the largest hub.

This list covers company matches for grassroots consulting firms 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 September 28, 2026. Country and city lists for grassroots consulting firms 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 Sep 28, 2026 How this list was built

21,695Companies

149,037Contacts tracked

34,777Verified emails

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The 25 largest grassroots consulting firms worldwide

Ranked by team size

Top 25 of 21,695 company matches for grassroots consulting firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Bank Of The West	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	n/a	4,751 contacts →
	Exact match “We help businesses and nonprofits grow, communicate, and succeed, professionally and affordably.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	180 Degrees Consulting	Exact match	Sydney, AustraliaHQ recorded Sep 28, 2026	10001+	2,891 contacts →
	Exact match “180 Degrees Consulting (180DC) is the world's largest youth led consultancy for non-profits, governments and social-conscious organisations, with over 200 branches in 38+…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Tyréns AB	Exact match	SwedenHQ recorded Sep 28, 2026	1,001-5,000	1,916 contacts →
	Exact match “Tyréns is one of Sweden’s leading community development consultancies.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	GFA Consulting Group Gmbh	Exact match	Hamburg, GermanyHQ recorded Sep 28, 2026	1,001-5,000	1,382 contacts →
	Exact match “GFA Consulting Group is one of Europe's leading consulting firms in the field of international development cooperation.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	IPE Global Limited	Exact match	New Delhi, IndiaHQ recorded Sep 28, 2026	501-1,000	1,322 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Blackmont Consulting	Exact match	London, United KingdomHQ recorded Sep 28, 2026	201-500	1,221 contacts →
	Exact match “Blackmont Consulting provides 100% free advisory services to NGO´s, NPO´s and start-ups.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	URBIS	Exact match	Melbourne, AustraliaHQ recorded Sep 28, 2026	501-1,000	1,096 contacts →
	Exact match “Urbis is more than just a consultancy.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Lucas Group	Exact match	Los Angeles, CA, United StatesHQ recorded Sep 28, 2026	10001+	756 contacts →
	Exact match “Ultimate Minds is a professional consulting and marketing firm dedicated to empowering businesses, nonprofits, and startups with smart, affordable, and results-driven solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Cossette	Exact match	Quebec City, QC, CanadaHQ recorded Sep 28, 2026	501-1,000	753 contacts →
	Exact match “We are an eclectic collective with multifaceted expertise.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	CCS Fundraising	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	501-1,000	728 contacts →
	Exact match “For over 75 years, CCS Fundraising has empowered many of the world’s greatest organizations to advance some of the most important causes in history.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Niras International Consulting	Exact match	Copenhagen, DenmarkHQ recorded Sep 28, 2026	201-500	667 contacts →
	Exact match “NIRAS International Development Consulting is one of Europe's largest development consulting firms.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Liga Solidária	Exact match	São Paulo, BrazilHQ recorded Sep 28, 2026	1,001-5,000	513 contacts →
	Exact match “Há mais de um século, a Liga Solidária nasceu da força e determinação de mulheres que acreditavam na transformação social como resposta às urgências da época.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	GVA	Exact match	Paris, FranceHQ recorded Sep 28, 2026	51-200	499 contacts →
	Exact match “Créé en 1975, GVA est composé de 80 personnes, pour près de 10 millions de chiffre d’affaires.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Ramon Aboitiz Foundation, Inc. Rafi	Exact match	Cebu City, PhilippinesHQ recorded Sep 28, 2026	501-1,000	483 contacts →
	Exact match “The Ramon Aboitiz Foundation (RAFI) is a non-stock, non-profit organization (SEC Registration 31083) established in 1966 by Don Ramon Aboitiz.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Jarvis Technology And Strategy Consulting	Exact match	Delhi Ncr, IndiaHQ recorded Sep 28, 2026	201-500	476 contacts →
	Exact match “Jarvis Technology & Strategy Consulting is one of India's leading political and governance consulting firms, helping leaders and institutions make better decisions through…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Showtime Consulting	Exact match	Hyderabad, IndiaHQ recorded Sep 28, 2026	201-500	466 contacts →
	Exact match “We bring together the brightest minds from India’s premier institutes to work on the most pressing public outreach challenges.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	365 Media	Exact match	Portsmouth, NH, United StatesHQ recorded Sep 28, 2026	n/a	460 contacts →
	Exact match “365 Media is a total service provider business community building and audience engagement.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	The Bridgespan Group	Exact match	Boston, MA, United StatesHQ recorded Sep 28, 2026	201-500	443 contacts →
	Exact match “The Bridgespan Group is a global nonprofit that strives to make the world more equitable and just.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Sattva Consulting	Exact match	Bangalore, IndiaHQ recorded Sep 28, 2026	201-500	441 contacts →
	Exact match “At Sattva Consulting, we believe meaningful change happens when people come together with a shared purpose.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Lutheran Services In Iowa	Exact match	Des Moines, IA, United StatesHQ recorded Sep 28, 2026	501-1,000	415 contacts →
	Exact match “Making a difference takes leadership and courage.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	The Outreach Team	Exact match	Ithaca, NY, United StatesHQ recorded Sep 28, 2026	201-500	398 contacts →
	Exact match “The Outreach Team is a national consulting firm working to make the world a better place.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	FCG Finnish Consulting Group	Exact match	Helsinki, FinlandHQ recorded Sep 28, 2026	201-500	393 contacts →
	Exact match “Olemme kuntien, yritysten ja yhteisöjen kumppani monialaisessa yhdyskuntasuunnittelussa, osaamisen kehittämisessä ja hyvän hallinnon edistämisessä.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Delivery Associates	Exact match	London, United KingdomHQ recorded Sep 28, 2026	51-200	361 contacts →
	Exact match “We make change happen.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Deep Water Point & Associates	Exact match	Annapolis, MD, United StatesHQ recorded Sep 28, 2026	201-500	350 contacts →
	Exact match “Deep Water Point & Associates is composed of industry veterans and government experts who dedicate their expertise to maximize our clients’ competitive edge.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Fieldworks	Exact match	Washington, DC, United StatesHQ recorded Sep 28, 2026	5,001-10,000	336 contacts →
	Exact match “FieldWorks brings innovative grassroots and field strategies to Democratic and progressive campaigns and organizations.” Recorded in the RevenueBase company graph · Sep 28, 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 “grassroots consulting firms”. 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 21,695 grassroots consulting firms worldwide

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Grassroots consulting firms worldwide at a glance

As of Sep 28, 2026

23.3%Verified-email coverage

6.9Average contacts per company

1-10Median size (employees)

2.0%Largest-city concentration · Washington

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

17,475

11-50

3,415

51-200

595

201-500

107

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 grassroots consulting firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “grassroots consulting firms” 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 34,777 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 September 28, 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.

Grassroots consulting firms by location

115 lists · largest first

Every Grassroots 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 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 “grassroots consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many grassroots consulting firms are there worldwide?

RevenueBase identified 21,695 company matches for grassroots consulting firms worldwide as of September 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?

Bank Of The West tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most grassroots consulting firms?

The United States leads with 7,348 companies, followed by Canada (883) and the United Kingdom (797). Every grassroots consulting firms list by country and city is linked on this page.

Which city has the most grassroots consulting firms?

Washington leads with 444 company records, followed by London (360) and New York (310).

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 34,777 professional contacts with verified work emails tracked across these 21,695 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 September 28, 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.