Company lists · Data refreshed September 2026

Top 25 International development organizations based in Kenya

RevenueBase identified 145 international development organizations headquartered in Kenya as of September 2026 and tracks 3,204 professional contacts across them, including 641 with verified work emails. Nairobi is the largest hub.

This list covers international development organizations headquartered in Kenya, 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 20, 2026.

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 20, 2026 86% judged on-target in blind review
145Companies
3,204Contacts tracked
641Verified emails
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The 25 largest international development organizations based in Kenya

Ranked by team size
Top 25 of 145 international development organizations based in Kenya, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to international development organizations: 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 evidenceNairobi, KenyaHQ checked Sep 20, 202651-200322 contacts →

Partial evidence

“Busara is a nonprofit organization that uses social and behavioral science to solve problems in development and poverty alleviation.”

Source: RevenueBase Database · checked Sep 20, 2026
2Partial evidenceNairobi, KenyaHQ checked Sep 20, 2026501-1,000215 contacts →

Partial evidence

“Action Africa Help International (AAH-I) is an African-led non-governmental organisation based in Nairobi, Kenya with country programs in South Sudan, Uganda, Zambia, Somalia and…”

Source: RevenueBase Database · checked Sep 20, 2026
3Partial evidenceNairobi, KenyaHQ checked Sep 20, 202651-200165 contacts →

Partial evidence

“FSD Africa is a specialist agency Making Finance Work For Africa’s Future funded by the UK's Foreign, Commonwealth & Development Office (FCDO)”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceNairobi, KenyaHQ checked Sep 20, 2026n/a153 contacts →

Indirect evidence

“Adeso is a pioneering African social enterprise with global influence.”

Source: RevenueBase Database · checked Sep 20, 2026
5Partial evidenceNairobi, KenyaHQ checked Sep 20, 202651-200134 contacts →

Partial evidence

“A Kenyan Based International Institute with 10 years experience in Consultancy and Program Implementation in various Health and other Social Fields Including: HIV Prevention…”

Source: RevenueBase Database · checked Sep 20, 2026
6Partial evidenceNairobi, KenyaHQ checked Sep 20, 2026501-1,000121 contacts →

Partial evidence

“AMREF is an international African organisation headquartered in Nairobi, Kenya.”

Source: RevenueBase Database · checked Sep 20, 2026
7Partial evidenceNairobi, KenyaHQ checked Sep 20, 202611-5078 contacts →

Partial evidence

“Since its establishment in 1997, Kenya Community Development Foundation (KCDF) has built a strong basis for community-driven development approaches and is unique in Kenya as a…”

Source: RevenueBase Database · checked Sep 20, 2026
8Strong evidenceNairobi, KenyaHQ checked Sep 20, 2026501-1,00068 contacts →

Strong evidence

“ChildFund International is a global child-focused development and protection agency and a founding member of the ChildFund Alliance.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceNairobi, KenyaHQ checked Sep 20, 202651-20061 contacts →

Indirect evidence

“UNDP partners with people at all levels of society to help build nations that can withstand crisis and sustain the kind of growth that improves quality of life for everyone.”

Source: RevenueBase Database · checked Sep 20, 2026
10Partial evidenceKasarani, KenyaHQ checked Sep 20, 202611-5048 contacts →

Partial evidence

“Local evidence for local solutions The Partnership for Economic Policy (PEP) is a Southern-led global organisation dedicated to supporting development in the Global South.”

Source: RevenueBase Database · checked Sep 20, 2026
11Partial evidenceBangladesh - India - Kenya, KenyaHQ checked Sep 20, 202651-20043 contacts →

Partial evidence

“Sustainable Agriculture Foundation (SAF) is an international NGO (Asia and Africa) that works with small agriculture farmers.”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceBondo, KenyaHQ checked Sep 20, 202651-20036 contacts →

Indirect evidence

“Rafiki wa Maendeleo Trust is a charitable organization working in the rural area of Rarieda sub-County in Siaya County, Kenya.”

Source: RevenueBase Database · checked Sep 20, 2026
13Partial evidenceMarsabit, KenyaHQ checked Sep 20, 202651-20033 contacts →

Partial evidence

“The Pastoralist Community Initiative and Development Assistance (PACIDA) is a development and relief organisation that empowers pastoralist communities through sustainable…”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceNanyuki, KenyaHQ checked Sep 20, 202611-5033 contacts →

Indirect evidence

“CETRAD is a Bilateral Institution between the Government of Kenya (through The Ministry of Water and Irrigation and the Government of Swiss Confederation, through the Centre for…”

Source: RevenueBase Database · checked Sep 20, 2026
15Partial evidenceNairobi, KenyaHQ checked Sep 20, 202611-5032 contacts →

Partial evidence

“Wasafiri is a development consultancy that helps make good change happen.”

Source: RevenueBase Database · checked Sep 20, 2026
16Partial evidenceNairobi, KenyaHQ checked Sep 20, 202611-5023 contacts →

Partial evidence

“KCIC Consulting is a multidisciplinary professional services firm that specializes in providing advisory support for sustainable development initiatives.”

Source: RevenueBase Database · checked Sep 20, 2026
17Partial evidenceNairobi, KenyaHQ checked Sep 20, 202651-20020 contacts →

Partial evidence

“On behalf of the German Government, the Deutsche Gesellschaft für Internationale Zusammenarbeit (GIZ) GmbH works with national, international and private sector partners in…”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceNairobi, KenyaHQ checked Sep 20, 202611-5020 contacts →

Indirect evidence

“The Open Institute is a non-profit organization based in Nairobi, Kenya that collaborates with Governments, Civil Society Organisations, Citizen Groups and Private Sector…”

Source: RevenueBase Database · checked Sep 20, 2026
19Partial evidenceMtwapa, KenyaHQ checked Sep 20, 202611-5019 contacts →

Partial evidence

“Kwetu Training Centre for Sustainable Development its nonprofit organization that empower communities to embrace innovative strategies for livelihoods enhancement activities such…”

Source: RevenueBase Database · checked Sep 20, 2026
20Partial evidenceMarsabit, KenyaHQ checked Sep 20, 202611-5017 contacts →

Partial evidence

“HODI is a non-governmental organization headquartered in Marsabit, Kenya that carries out development programs in the Horn of Africa.”

Source: RevenueBase Database · checked Sep 20, 2026
21Indirect evidenceNairobi, KenyaHQ checked Sep 20, 202611-5014 contacts →

Indirect evidence

“AGMARK has implemented multi-million-dollar projects that have impacted the lives of families throughout Africa.”

Source: RevenueBase Database · checked Sep 20, 2026
22Strong evidenceNairobi, KenyaHQ checked Sep 20, 202611-5014 contacts →

Strong evidence

“With an operational presence in Kenya, Somalia, Ethiopia, South Sudan, and Djibouti, HACOF is a fully-fledged international development implementing agency providing solutions to…”

Source: RevenueBase Database · checked Sep 20, 2026
23Strong evidenceNairobi, KenyaHQ checked Sep 20, 202651-20012 contacts →

Strong evidence

“The African Institute for Capacity Development (AICAD), is an international organization funded by the Governments of The Republic of Kenya, The United Republic of Tanzania and…”

Source: RevenueBase Database · checked Sep 20, 2026
24Partial evidenceNairobi, KenyaHQ checked Sep 20, 20261-109 contacts →

Partial evidence

“Eyeris Communications is a specialized development communications consultancy with a core mission: to help organizations increase their visibility and influence through strategic…”

Source: RevenueBase Database · checked Sep 20, 2026
25Partial evidenceNairobi, KenyaHQ checked Sep 20, 202611-505 contacts →

Partial evidence

“Agency for Peace Initiatives and Inclusive Development (APID) is a nonprofit humanitarian and development organization founded in 2013 to enhance the living standards of…”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 145 international development organizations based in Kenya

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International development organizations based in Kenya at a glance

As of Sep 20, 2026
20.0%Verified-email coverage
22.1Average contacts per company
11-50Median size (employees)
71.7%Largest-city concentration · Nairobi
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
58
11-50
54
51-200
21
201-500
6
501-1,000
5
10001+
1

Email recency for this list is measured worldwide rather than for Kenya, so it is reported there. Company counts and contact totals on this page are exact for Kenya, over 145 companies.

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 international development organizations, 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.
What qualifies
Companies headquartered in Kenya whose own description of what they do matches “international development organizations”. 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 international development organizations), 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 international development organizations, and records with no verified work email. Companies headquartered outside Kenya are excluded even when they keep an office there.
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, 641 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 20, 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.

International development organizations by metro

  • International development organizations in Nairobi104

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 international development organizations, 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 international development organizations are there based in Kenya?

RevenueBase identified 145 international development organizations headquartered in Kenya 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?

Busara, headquartered in Lavington, tops this list with the largest team on record.

Which city has the most international development organizations?

Nairobi leads with 104 headquartered companies, followed by Kisumu (4) and Marsabit (2).

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 641 verified decision-maker contacts tracked across these 145 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 20, 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.