Company lists · Data refreshed November 2026

Top 25 Impact measurement consultants worldwide

RevenueBase identified 2,059 company matches for impact measurement consultants worldwide as of November 2026 and tracks 11,512 professional contacts across them, including 3,444 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for impact measurement 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 6, 2026. Country and city lists for impact measurement 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 6, 2026 How this list was built
2,059Companies
11,512Contacts tracked
3,444Verified emails
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The 25 largest impact measurement consultants worldwide

Ranked by team size
Top 25 of 2,059 company matches for impact measurement consultants 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 matchBangalore, IndiaHQ recorded Nov 6, 2026201-500485 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200408 contacts →

Exact match

“We make change happen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLahore, PakistanHQ recorded Nov 6, 202651-200276 contacts →

Exact match

“CERP is a leading impact-driven organisation focused on improving decision making through rigorous research, advanced analytics, capacity building, data collection and advisory…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchToronto, QC, CanadaHQ recorded Nov 6, 202651-200216 contacts →

Exact match

“With over 50 years’ experience in over 30 countries, our global reputation is based on our demonstrated ability to manage consistently high-performing, highly inclusive…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNyon, SwitzerlandHQ recorded Nov 6, 202651-200178 contacts →

Exact match

“GIST Impact is a market-leading impact data and analytics provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchKabul, Afghanistan, United Arab EmiratesHQ recorded Nov 6, 202651-200142 contacts →

Exact match

“Assess Transform Reach (ATR) is a consultancy firm that specializes in monitoring evaluation and learning (MEL), socioeconomic research, capacity development, polling and surveys…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202651-20096 contacts →

Exact match

“One of Fast Company's 2025 Best Workplaces for Innovators!* Third Plateau is an impact consultancy on a mission to build lasting social good.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMapou, United StatesHQ recorded Nov 6, 202611-5096 contacts →

Exact match

“Through providing evidence and building knowledge, SoCha empowers governments, international development agencies and organizations, and other implementers to understand their…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202651-20091 contacts →

Exact match

“PiniOn is a mission-driven data and impact solution that drives measurable operational, social, and environmental impact while bringing prosperity to communities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNew Delhi, IndiaHQ recorded Nov 6, 202651-20088 contacts →

Exact match

“Sigma Research & Consulting Pvt Ltd is a premier Indian organization providing expert services in social research, strategic consulting, and data analytics.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchGreifenberg, GermanyHQ recorded Nov 6, 202611-5086 contacts →

Exact match

“Seit unterstützt die DFGE Unternehmen dabei, Nachhaltigkeit messbar und strategisch nutzbar zu machen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchNew York, United StatesHQ recorded Nov 6, 202611-5085 contacts →

Exact match

“TKG is a leading social impact research, evaluation, data collection, and strategy firm with offices in Ghana, Nigeria, Guinea, Liberia, Sierra Leone, and the US.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchKabul, AfghanistanHQ recorded Nov 6, 202651-20082 contacts →

Exact match

“MgtWell Consulting Services is an international development management consulting firm that was established in 2013.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchNew Delhi, IndiaHQ recorded Nov 6, 202611-5067 contacts →

Exact match

“180 Degrees Consulting NSUT would help socially conscious organizations make a significant impact by providing them with sustainable solutions to face their challenges.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSheffield, United KingdomHQ recorded Nov 6, 202611-5064 contacts →

Exact match

“Incorporated in 1998 in the United Kingdom, IOD PARC is a private consulting company and a leading, global specialist-provider in results-based performance assessment in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchÖverallt, SwedenHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“Vi är ett oberoende mätkonsultföretag.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchAarhus, DenmarkHQ recorded Nov 6, 202611-5062 contacts →

Exact match

“Pluss – Samfundsarkitekter og jeres dedikerede impact partner I Pluss arbejder vi for en vision om et stærkere, tillidsbåret samfund.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAddis Ababa, EthiopiaHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“At Frontieri, we provide services that clients in need of proficient service will appreciate.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchParis, FranceHQ recorded Nov 6, 202651-20060 contacts →

Exact match

“More than ever the world needs a new paradigm, combining economic performance and social and environmental impact.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchRancho Cordova, CA, United StatesHQ recorded Nov 6, 202651-20059 contacts →

Exact match

“Real Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchChennai, IndiaHQ recorded Nov 6, 202611-5057 contacts →

Exact match

“CSR in India is no longer just a compliance mandate.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchGurgaon, IndiaHQ recorded Nov 6, 202611-5053 contacts →

Exact match

“Outline India is a decision-intelligence and research firm converting ground-level data into actionable evidence for smarter social investments.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“Eastside People is a community of experienced professionals focused on helping charity, not-for-profit and social enterprise leaders to build the capacity and impact of their…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMadrid, SpainHQ recorded Nov 6, 202611-5048 contacts →

Exact match

“Transcendent es una consultora estratégica de Impacto y sostenibilidad.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchManchester, United KingdomHQ recorded Nov 6, 202611-5046 contacts →

Exact match

“PURPOSE-DRIVEN RESEARCH & ADVICE SERVICES We are a social enterprise, committed to generating social value impacts and helping our clients have a more positive impact on place…”

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

Showing 25 of 2,059 impact measurement consultants worldwide

See the full list, filter by size, metro and specialty, and access 3,444 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Impact measurement consultants worldwide at a glance

As of Nov 6, 2026
29.9%Verified-email coverage
5.6Average contacts per company
1-10Median size (employees)
4.2%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,694
11-50
315
51-200
43
201-500
4
501-1,000
2

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 impact measurement consultants are linked below.
What qualifies
Company records worldwide whose business descriptions match “impact measurement 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 3,444 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.

Impact measurement consultants by location

23 lists · largest first

Every Impact measurement 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 “impact measurement consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many impact measurement consultants are there worldwide?

RevenueBase identified 2,059 company matches for impact measurement 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?

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

Which country has the most impact measurement consultants?

The United States leads with 509 companies, followed by the United Kingdom (191) and India (99). Every impact measurement consultants list by country and city is linked on this page.

Which city has the most impact measurement consultants?

London leads with 86 company records, followed by New York (47) and Chicago (28).

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 3,444 professional contacts with verified work emails tracked across these 2,059 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.