Company lists · Data refreshed September 2026

Top 25 International nonprofit consultants based in Seattle, United States

Name: International nonprofit consultants based in Seattle, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 76 companies tracked

RevenueBase identified 76 company matches for international nonprofit consultants associated with Seattle, United States as of September 2026 and tracks 292 professional contacts across them, including 136 with verified work emails. Across the United States, New York is the largest hub for this category (209 companies); Seattle has 76.

This list covers company matches for international nonprofit consultants associated with Seattle, United States, 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.

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

76Companies

292Contacts tracked

136Verified emails

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The 25 largest international nonprofit consultants based in Seattle, United States

Ranked by team size

Top 25 of 76 company matches for international nonprofit consultants based in Seattle, United States, 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	501 Commons	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	51-200	56 contacts →
	Exact match “We all rise when nonprofits thrive.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Linksbridge	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	11-50	35 contacts →
	Exact match “Linksbridge expands the capacity of NGOs, IGOs, and nonprofits to improve human lives.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Intentional Futures	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	11-50	34 contacts →
	Exact match “Why does Intentional Futures exist?” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Cloudbreak Collective	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	11-50	14 contacts →
	Exact match “Read more: Cloudbreak is a team of fundraisers and writers.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	The Ostara Group	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	11-50	11 contacts →
	Exact match “The Ostara Group is an advisor to mission-driven nonprofits.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Common Great	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	7 contacts →
	Exact match “Common Great is a woman-owned, woman-led collective that helps nonprofits build forward-looking development and communications practices that innovate and get results.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Shujaa Consulting	Exact match	Seattle, United StatesHQ recorded Sep 28, 2026	1-10	5 contacts →
	Exact match “Shujaa Consulting is a Global Salesforce consulting firm that provides managed services focused on building a healthy Salesforce Program for nonprofits and social enterprises.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Aril Consulting	Exact match	Seattle, United StatesHQ recorded Sep 28, 2026	1-10	4 contacts →
	Exact match “Aril Consulting: Fundraising & Non-profit Management Services Are you looking to scale up your fundraising program?” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Luma Consulting, LLC	Exact match	Seattle, United StatesHQ recorded Sep 28, 2026	1-10	4 contacts →
	Exact match “Luma Consulting LLC works with nonprofit organizations and foundations that want assistance with strategic planning, developing nonprofit business plans, implementing new…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Golden Gift Consulting	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	11-50	3 contacts →
	Exact match “Management and Marketing Consulting We provide management and marketing consulting to businesses, government agencies and nonprofit organizations.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	The Harper Consulting Group, LLC	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	3 contacts →
	Exact match “Helping organizations THRIVE through innovative strategy and rock-solid support!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	T. Carey Consulting	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	2 contacts →
	Exact match “We are independent school experts.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Shorthand Consulting	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	2 contacts →
	Exact match “Shorthand Consulting offers leaders the tools and inspiration to address big challenges, do their best work, make a meaningful difference, and have fun doing it.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Flicker Consulting	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	2 contacts →
	Exact match “Flicker Consulting provides expert fundraising and strategic consulting for nonprofits working to make our communities better.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	The Nguyen Solutions LLC	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	2 contacts →
	Exact match “We are The Nguyen Solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Cornerstone Consulting, Seattle & Bellingham, WA	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	2 contacts →
	Exact match “Cornerstone Consulting specializes in working with non-profit organizations in the Pacific Northwest to build innovative donor education programs and effective major gift…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	JAN Glick And Associates	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	1 contacts →
	Exact match “Not your typical organizational development firm, Jan Glick & Associates provides a suite of strategic impact-focused and customized services to address many common nonprofit…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Public Interest Management Group	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	1 contacts →
	Exact match “Public Interest Management Group is a social enterprise that delivers strategic consulting services to mission-driven organizations that build healthy communities and protect the…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	Thompson Philanthropic Consulting	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	1 contacts →
	Exact match “Thompson Philanthropic Consulting provides our partners with transformational growth experiences to enhance your art of leadership and fundraising.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Cross Sector Impact, LLC	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	1 contacts →
	Exact match “Cross Sector Impact is a social change and impact consulting firm that sits within the overlapping space of nonprofits, corporations, and philanthropy.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Sundae Shop Consulting	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	1 contacts →
	Exact match “Product delivery expertise for nonprofits” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Vuurtoren, L.L.C	Exact match	Seattle, United StatesHQ recorded Sep 28, 2026	1-10	1 contacts →
	Exact match “Drawing on extensive experience working in complex international environments, Vuurtoren LLC Chief Executive Officer, Brian McKenna, provides consulting services to organizations…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Clear Moon Consulting	Exact match	Seattle, United StatesHQ recorded Sep 28, 2026	1-10	1 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Roosterrabbitt LLC	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	1 contacts →
	Exact match “RoosterRabbitt (RR) is a fundraising consultancy that offers bespoke services to nonprofits.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Russell Advisory Services, LLC	Exact match	Seattle, WA, United StatesHQ recorded Sep 28, 2026	1-10	1 contacts →
	Exact match “Russell Advisory Services works with private, corporate and community foundations to develop data-driven philanthropic strategies on issues ranging from educational attainment and…” 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 “international nonprofit 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 76 international nonprofit consultants based in Seattle, United States

See the full list, filter by size, metro and specialty, and access 136 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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International nonprofit consultants based in Seattle, United States at a glance

As of Sep 28, 2026

46.6%Verified-email coverage

3.8Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

Email recency for this list is measured across the whole United States list rather than for Seattle, so it is reported there. Company counts and contact totals on this page are exact for Seattle, over 76 companies.

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.
What qualifies: Company records associated with Seattle, United States whose business descriptions match “international nonprofit 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 136 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.

International nonprofit consultants by metro in the United States

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 “international nonprofit consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many international nonprofit consultants are there based in Seattle, United States?

RevenueBase identified 76 company matches for international nonprofit consultants associated with Seattle, United States 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?

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

Which city in the United States has the most international nonprofit consultants?

New York leads the United States with 209 company records, followed by Washington (181) and Chicago (133). Seattle has 76.

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 136 professional contacts with verified work emails tracked across these 76 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.