Company lists · Data refreshed September 2026

Top 25 Constituent relationship management nonprofits based in the United States

RevenueBase identified 132 company matches for constituent relationship management nonprofits associated with the United States as of September 2026 and tracks 4,200 professional contacts across them, including 1,830 with verified work emails. New York is the largest hub.

This list covers company matches for constituent relationship management nonprofits associated with the 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
132Companies
4,200Contacts tracked
1,830Verified emails
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The 25 largest constituent relationship management nonprofits based in the United States

Ranked by team size
Top 25 of 132 company matches for constituent relationship management nonprofits based in the 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchDes Moines, IA, United StatesHQ recorded Sep 21, 20261,001-5,0001,262 contacts →

Exact match

“CDS Global is the only provider that manages every customer and donor touchpoint-online and offline-across the entire journey.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchLanham, MD, United StatesHQ recorded Sep 21, 20261,001-5,0001,100 contacts →

Exact match

“Moore is a data-driven constituent experience management (CXM) company achieving accelerated growth for customers through integrated supporter experiences across all platforms…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchPlano, TX, United StatesHQ recorded Sep 21, 2026201-500492 contacts →

Exact match

“RKD Group is the trusted growth architect for nonprofits.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchWashington, United StatesHQ recorded Sep 21, 202651-200208 contacts →

Exact match

“We are M+R.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchSeattle, WA, United StatesHQ recorded Sep 21, 202651-200161 contacts →

Exact match

“We help institutions stay connected to students and alumni they serve by improving communication, simplifying support, and strengthening relationships to drive better outcomes at…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchEmporia, KS, United StatesHQ recorded Sep 21, 202651-20068 contacts →

Exact match

“Vision: Maximize the missions of charitable organizations.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchManassas, VA, United StatesHQ recorded Sep 21, 202611-5063 contacts →

Exact match

“Ever since our company was founded in 1986, we’ve been helping organizations grow by creating compelling, results-oriented outreach campaigns.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchNational, MD, United StatesHQ recorded Sep 21, 202651-20050 contacts →

Exact match

“Together, our teams build out the donor base of nonprofits, whether on the phones or at the doors.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchSanta Ana, CA, United StatesHQ recorded Sep 21, 202611-5049 contacts →

Exact match

“OneOC's mission is to accelerate nonprofit success.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Sep 21, 202611-5044 contacts →

Exact match

“Faircom New York, awarded as the Best Full Service Fundraising Agency in New York in 2015 and 2016 by Wealth and Finance International, is an international fundraising and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchDallas, TX, United StatesHQ recorded Sep 21, 202611-5042 contacts →

Exact match

“Elite Generations is where social impact begins.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchRichmond, VA, United StatesHQ recorded Sep 21, 202611-5040 contacts →

Exact match

“We help growing nonprofits spend less time on manual work and more time on mission impact.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchNashville, TN, United StatesHQ recorded Sep 21, 202651-20037 contacts →

Exact match

“Kulia Business Solutions delivers direct marketing and fundraising promotions devoted to championing good causes to help them create more change for the better.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchFargo, ND, United StatesHQ recorded Sep 21, 202651-20027 contacts →

Exact match

“Allegiance has a long history of success partnering with leading nonprofits to increase revenue, engage more supporters and grow brand reach.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchBrooklyn, NY, United StatesHQ recorded Sep 21, 202611-5026 contacts →

Exact match

“Your people are your fundraising potential.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchAustin, TX, United StatesHQ recorded Sep 21, 2026201-50026 contacts →

Exact match

“Convio, a Blackbaud company, is a leading provider of on-demand constituent engagement solutions that enable nonprofit organizations to maximize the value of every relationship.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchChicago, DC, United StatesHQ recorded Sep 21, 202611-5025 contacts →

Exact match

“Grassroots Team is the leading community mobilization organization building long-term support for exceptional progressive organizations.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchHouston, TX, United StatesHQ recorded Sep 21, 202611-5020 contacts →

Exact match

“Enabling the efficient operation of organizations is our Passion!”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchLos Angeles, CA, United StatesHQ recorded Sep 21, 202611-5020 contacts →

Exact match

“Instil offers a relationship management platform that helps nonprofits operate more effectively, increasing revenue and maximizing social impact.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchRaleigh, NC, United StatesHQ recorded Sep 21, 2026201-50019 contacts →

Exact match

“As a nonprofit association, your goals are both admirable and ambitious: to bring talented professionals together and to expand your impact.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchWest Palm Beach, FL, United StatesHQ recorded Sep 21, 202611-5016 contacts →

Exact match

“At Achieve, we help nonprofits investigate, activate, and motivate people to support their purpose.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchTorrance, CA, United StatesHQ recorded Sep 21, 2026201-50015 contacts →

Exact match

“JTB USA Corporate Engagement & Events Solution helps organizations transform events into strategic drivers of engagement, alignment, and growth.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchFargo, ND, United StatesHQ recorded Sep 21, 202611-5012 contacts →

Exact match

“Juggling spreadsheets, scattered tools, and donor data is draining your time and energy.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchGreen Bay, WI, United StatesHQ recorded Sep 21, 20261-1012 contacts →

Exact match

“The Volunteer Center of Brown County is a nonprofit organization creating a stronger community by engaging volunteers to support nonprofit partners.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchIdaho Falls, ID, United StatesHQ recorded Sep 21, 202611-5011 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 132 constituent relationship management nonprofits based in the United States

See the full list, filter by size, metro and specialty, and access 1,830 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Constituent relationship management nonprofits based in the United States at a glance

As of Sep 21, 2026
43.6%Verified-email coverage
31.8Average contacts per company
1-10Median size (employees)
5.3%Largest-city concentration · New York
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
80
11-50
34
51-200
10
201-500
4
1,001-5,000
3
10001+
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 132 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 the United States whose business descriptions match “constituent relationship management nonprofits” 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 1,830 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.

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 “constituent relationship management nonprofits”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many constituent relationship management nonprofits are there based in the United States?

RevenueBase identified 132 company matches for constituent relationship management nonprofits associated with the 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?

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

Which city has the most constituent relationship management nonprofits?

New York leads with 7 company records, followed by Washington (6) and Dallas (5).

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 1,830 professional contacts with verified work emails tracked across these 132 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.