Company lists · Data refreshed September 2026

Top 25 Nonprofit IT consulting firms based in Seattle, United States

Name: Nonprofit IT consulting firms based in Seattle, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 21, 2026 87 companies tracked

RevenueBase identified 87 company matches for nonprofit IT consulting firms associated with Seattle, United States as of September 2026 and tracks 395 professional contacts across them, including 156 with verified work emails. Across the United States, New York is the largest hub for this category (231 companies); Seattle has 87.

This list covers company matches for nonprofit IT consulting firms 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 21, 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 21, 2026 How this list was built

87Companies

395Contacts tracked

156Verified emails

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The 25 largest nonprofit IT consulting firms based in Seattle, United States

Ranked by team size

Top 25 of 87 company matches for nonprofit IT consulting firms based in Seattle, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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	Digital AID Seattle	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	51-200	83 contacts →
	Exact match “Our vision is that society will one day equip altruistic organizations as well as we equip for-profit companies.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2	501 Commons	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	51-200	56 contacts →
	Exact match “We all rise when nonprofits thrive.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3	Exit83 Consulting	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	51-200	25 contacts →
	Exact match “Since 2007, EXIT83 Consulting has been assisting companies with Website Development, Software Architecture, Mobile Application Development, Business Analysis and Fundraising…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4	Cloudbreak Collective	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	11-50	14 contacts →
	Exact match “Read more: Cloudbreak is a team of fundraisers and writers.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5	Treadwell	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	11-50	13 contacts →
	Exact match “Treadwell is a software consulting firm specializing in Bonterra's (previously Social Solutions) Apricot and ETO case management software.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6	Camber Consulting LLC	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	11-50	13 contacts →
	Exact match “Camber Consulting LLC was founded in 2011 with the goal of providing specialized finance, accounting, and IT project management services to clients in the Pacific Northwest and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7	Portfolio Communications	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	11-50	12 contacts →
	Exact match “Portfolio assists clients in the process of researching, evaluating, and selecting vendors for IT infrastructure and services.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8	The Ostara Group	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	11-50	11 contacts →
	Exact match “The Ostara Group is an advisor to mission-driven nonprofits.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9	AVIE	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	11-50	9 contacts →
	Exact match “AVIE provides business and strategy consulting services to the top technology firms in the greater Seattle area.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10	Fostec	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	1-10	8 contacts →
	Exact match “Founded in 1998, Fostec is a client-focused Information Technology consulting firm that designs solutions and provides technical expertise to small and mid-sized businesses…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11	Shujaa Consulting	Exact match	Seattle, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
12	KAASM	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	1-10	5 contacts →
	Exact match “Our mission at KAASM is to empower and guide organizations to achieve results through digital transformation.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13	Lighthouse Consulting INC	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	1-10	4 contacts →
	Exact match “Providing technology support for businesses locally and worldwide.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14	Aril Consulting	Exact match	Seattle, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
15	Luma Consulting, LLC	Exact match	Seattle, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
16	Swift River Consulting	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	1-10	3 contacts →
	Exact match “Swift River Consulting was one of the pioneering partners working with the Salesforce.com nonprofit ecosystem.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17	Golden Gift Consulting	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
18	Vital Information Technology	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	1-10	3 contacts →
	Exact match “Vital Information Technology has provided Information Technology consulting services in Seattle and the greater Puget Sound region for over 15 years.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19	The Harper Consulting Group, LLC	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	1-10	3 contacts →
	Exact match “Helping organizations THRIVE through innovative strategy and rock-solid support!” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20	T. Carey Consulting	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	1-10	2 contacts →
	Exact match “We are independent school experts.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21	Flicker Consulting	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
22	NEW Harbor	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	1-10	2 contacts →
	Exact match “At New Harbor, we specialize in expert IT solutions that empower businesses to reach their full potential.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23	Cornerstone Consulting, Seattle & Bellingham, WA	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
24	KLS Works LLC	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	1-10	1 contacts →
	Exact match “Consultation and interim leadership in operations, finance, and program management.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25	RED Leaf Interactive	Exact match	Seattle, WA, United StatesHQ recorded Sep 21, 2026	1-10	1 contacts →
	Exact match “Red Leaf Interactive (RLI) empowers government agencies, partner firms, private businesses, and non-profits to successfully develop and deliver complex IT projects.” Recorded in the RevenueBase company graph · Sep 21, 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 “nonprofit IT 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 87 nonprofit IT consulting firms based in Seattle, United States

See the full list, filter by size, metro and specialty, and access 156 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Nonprofit IT consulting firms based in Seattle, United States at a glance

As of Sep 21, 2026

39.5%Verified-email coverage

4.5Average contacts per company

1-10Median size (employees)

Sep 21, 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 87 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 “nonprofit IT 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. 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 156 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 21, 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.

Nonprofit IT consulting firms 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 “nonprofit IT consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many nonprofit IT consulting firms are there based in Seattle, United States?

RevenueBase identified 87 company matches for nonprofit IT consulting firms 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?

Digital AID Seattle 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 nonprofit IT consulting firms?

New York leads the United States with 231 company records, followed by Washington (175) and Chicago (172). Seattle has 87.

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 156 professional contacts with verified work emails tracked across these 87 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 21, 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.