Company lists · Data refreshed September 2026

Top 25 Nonprofit systems integrators worldwide

RevenueBase identified 937 nonprofit systems integrators worldwide as of September 2026 and tracks 9,509 professional contacts across them, including 3,566 with verified work emails. The United States is the largest market and London the largest hub.

This list covers nonprofit systems integrators worldwide, 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 29, 2026. Country and city lists for nonprofit systems integrators follow the table.

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 29, 2026 86% judged on-target in blind review
937Companies
9,509Contacts tracked
3,566Verified emails
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The 25 largest nonprofit systems integrators worldwide

Ranked by team size
Top 25 of 937 nonprofit systems integrators worldwide, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to nonprofit systems integrators: 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 evidenceSt. Petersburg, FL, United StatesHQ checked Sep 29, 20261,001-5,000867 contacts →

Partial evidence

“Community Brands is now Momentive Software, follow us at Momentive Software helps associations and nonprofits enhance membership management and donor engagement, automate and…”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceAlpharetta, GA, United StatesHQ checked Sep 29, 2026501-1,000461 contacts →

Indirect evidence

“We help more than purpose-driven organizations grow and amplify their impact on the world by providing transformative technology and services that enable organizations to grow…”

Source: RevenueBase Database · checked Sep 29, 2026
3Partial evidenceChicago, IL, United StatesHQ checked Sep 29, 2026n/a265 contacts →

Partial evidence

“JCA is the first and foremost independent consulting firm dedicated to addressing the technology and operational needs of nonprofits.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceMiguel Hidalgo, MexicoHQ checked Sep 29, 202651-200219 contacts →

Indirect evidence

“Integrador de Sistemas y Tecnologías de Información”

Source: RevenueBase Database · checked Sep 29, 2026
5Indirect evidenceSpringfield, VA, United StatesHQ checked Sep 29, 2026201-500165 contacts →

Indirect evidence

“At VAE, Inc, we build, secure and support large-scale enterprise IT infrastructures.”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceUnited StatesHQ checked Sep 29, 202651-200155 contacts →

Indirect evidence

“Leader national dans le domaine des systèmes d'information, Omnidata a mobilisé depuis deux décennies les meilleures compétences pour répondre aux impératifs de performance de ses…”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceSydney, AustraliaHQ checked Sep 29, 202651-200140 contacts →

Indirect evidence

“AlphaSys builds technology solutions that empower purpose-driven organisations to grow, adapt and thrive.”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceKuala Lumpur Central, MalaysiaHQ checked Sep 29, 2026201-500137 contacts →

Indirect evidence

“We exist to support non-profits as they carry out their world-changing missions.”

Source: RevenueBase Database · checked Sep 29, 2026
9Partial evidenceUsa, United StatesHQ checked Sep 29, 202651-200125 contacts →

Partial evidence

“BWF Zuri is the nonprofit sector’s most comprehensive fundraising consulting company, helping organizations thrive in a rapidly changing landscape.”

Source: RevenueBase Database · checked Sep 29, 2026
10Partial evidenceWashington, DC, United StatesHQ checked Sep 29, 202651-200118 contacts →

Partial evidence

“At Brite Systems, we don’t just implement software, we accelerate missions.”

Source: RevenueBase Database · checked Sep 29, 2026
11Strong evidenceMount Juliet, TN, United StatesHQ checked Sep 29, 202651-200112 contacts →

Strong evidence

“Our number one priority at JMT is to empower nonprofits to achieve their mission through optimized systems and processes.”

Source: RevenueBase Database · checked Sep 29, 2026
12Partial evidenceBend, OR, United StatesHQ checked Sep 29, 202651-200106 contacts →

Partial evidence

“Zuri Group partners with nonprofit organizations to turn big ideas into reality.”

Source: RevenueBase Database · checked Sep 29, 2026
13Partial evidenceAtlanta, GA, United StatesHQ checked Sep 29, 202611-5099 contacts →

Partial evidence

“Techbridge is an Atlanta-based nonprofit organization with one mission - to break the cycle of generational poverty through the innovative use of technology to transform nonprofit…”

Source: RevenueBase Database · checked Sep 29, 2026
14Partial evidenceMt Pleasant, SC, United StatesHQ checked Sep 29, 202651-20097 contacts →

Partial evidence

“In 2002, a group of developers working inside the Blackbaud ecosystem kept seeing the same problem: nonprofit data teams doing heroic work with tools that weren't built for the…”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceSeattle, WA, United StatesHQ checked Sep 29, 202651-20083 contacts →

Indirect evidence

“Our vision is that society will one day equip altruistic organizations as well as we equip for-profit companies.”

Source: RevenueBase Database · checked Sep 29, 2026
16Partial evidenceCorte Madera, CA, United StatesHQ checked Sep 29, 202651-20073 contacts →

Partial evidence

“Heller Consulting empowers nonprofit, healthcare, and education organizations to achieve greater impact through strategic technology consulting, data-driven solutions, and digital…”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceWestminster, United KingdomHQ checked Sep 29, 202611-5072 contacts →

Indirect evidence

“Arlanis Reply is the Reply Group company specializing in Salesforce implementations.”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceLondon, United KingdomHQ checked Sep 29, 202651-20068 contacts →

Indirect evidence

“At smartimpact, we thrive on making great technology work for amazing organisations.”

Source: RevenueBase Database · checked Sep 29, 2026
19Partial evidenceParis, FranceHQ checked Sep 29, 202651-20067 contacts →

Partial evidence

“Nonprofits are heroes.”

Source: RevenueBase Database · checked Sep 29, 2026
20Partial evidenceDallas, TX, United StatesHQ checked Sep 29, 202611-5067 contacts →

Partial evidence

“CNM provides strategic data expertise and leading-edge technology to nonprofits with the support of foundations and corporations.”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceSpring Hill, TN, United StatesHQ checked Sep 29, 202651-20067 contacts →

Indirect evidence

“Accordus exists to support growing non-profit and mission driven for-profit organizations.”

Source: RevenueBase Database · checked Sep 29, 2026
22Partial evidenceLondon, United KingdomHQ checked Sep 29, 202611-5065 contacts →

Partial evidence

“We believe in the power of a growing impact sector to deliver the systems change we need to achieve lasting, positive impact in our communities.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceCharlotte, NC, United StatesHQ checked Sep 29, 202651-20060 contacts →

Indirect evidence

“Our mission is to create an easier way for organizations to identify the best IT solutions in a transparent and unbiased way.”

Source: RevenueBase Database · checked Sep 29, 2026
24Partial evidenceCincinnati, OH, United StatesHQ checked Sep 29, 202651-20060 contacts →

Partial evidence

“Upic Solutions is a leading provider of technology and shared services for nonprofits.”

Source: RevenueBase Database · checked Sep 29, 2026
25Partial evidenceWashington, DC, United StatesHQ checked Sep 29, 202651-20059 contacts →

Partial evidence

“Fíonta, founded in 2001 and a longtime Salesforce Nonprofit Partner, serves 1,200+ nonprofits, foundations, and associations.”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 937 nonprofit systems integrators worldwide

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Nonprofit systems integrators worldwide at a glance

As of Sep 29, 2026
37.5%Verified-email coverage
10.1Average contacts per company
1-10Median size (employees)
3.0%Largest-city concentration · London
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
646
11-50
219
51-200
63
201-500
5
501-1,000
2
1,001-5,000
2

Email recency is reported on each country list linked below.

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 nonprofit systems integrators, 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.
Coverage
Every country. Country and city lists for nonprofit systems integrators are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “nonprofit systems integrators”. 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 nonprofit systems integrators), 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 nonprofit systems integrators, and records with no verified work email.
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, 3,566 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 29, 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.

Nonprofit systems integrators by location

4 lists · largest first

Every Nonprofit systems integrators 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 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 nonprofit systems integrators, 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 nonprofit systems integrators are there worldwide?

RevenueBase identified 937 nonprofit systems integrators worldwide 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?

Community Brands, headquartered in St. Petersburg, tops this list with the largest team on record.

Which country has the most nonprofit systems integrators?

The United States leads with 415 companies, followed by the United Kingdom (66) and Canada (43). Every nonprofit systems integrators list by country and city is linked on this page.

Which city has the most nonprofit systems integrators?

London leads with 28 headquartered companies, followed by New York (16) and Washington (16).

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 3,566 verified decision-maker contacts tracked across these 937 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 29, 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.