Company lists · Data refreshed November 2026
Top 17 Donor prospecting services based in the United States
RevenueBase identified 26 company matches for donor prospecting services associated with the United States as of November 2026 and tracks 303 professional contacts across them, including 143 with verified work emails. Boston is the largest hub.
This list covers company matches for donor prospecting services 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 November 6, 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.
The 17 largest donor prospecting services based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 96 contacts → | ||||
Exact match “DonorSearch by EverTrue gives fundraising teams the intelligence to know who to prioritize, how to engage them, and what to do next, so every outreach moment is grounded in more…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 2 | 37 contacts → | ||||
Exact match “WealthEngine is a leading provider of advanced wealth identification and prospect research solutions with unique profiles of more than 250 million people in the US.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 3 | 34 contacts → | ||||
Exact match “We help major gift and planned gift fundraisers qualify and prioritize donors for outreach so they spend less time on fishing expeditions and more time closing big gifts.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 4 | 26 contacts → | ||||
Exact match “The Helen Brown Group LLC is a full-service prospect development consultancy, working with not-for-profit clients of all sizes and every type of mission around the world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 5 | 22 contacts → | ||||
Exact match “Every fundraising team has a gap - the distance between what the board approved and what the team is on track to raise.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 6 | 16 contacts → | ||||
Exact match “Donorly empowers nonprofits to fundraise beyond their size by collaborating with their unique personality and culture.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 7 | 13 contacts → | ||||
Exact match “Hatch is an AI-powered prospect research platform that empowers nonprofits to strategically identify high-value prospects, foster engagement, and maximize fundraising impact.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 8 | 10 contacts → | ||||
Exact match “We provide non-profit donor database & management as well as mailing list services such as caging, lockbox, data entry, acknowledgements, list hygiene, merge/purge, NCOA…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 9 | 3 contacts → | ||||
Exact match “At Giving Insight, we believe that strong donor relationships start with strong data.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 10 | 3 contacts → | ||||
Exact match “TrueGivers™ was founded by fundraisers for fundraisers using state-of-the-art technology with a single mission in mind: to make identifying and targeting your most valuable donors…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 11 | 2 contacts → | ||||
Exact match “Nonprofits are asking… Why do some of our donors stay while others leave?” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 12 | 1 contacts → | ||||
Exact match “AskGenius uses data and behavioral science to help you raise more money with your next fundraising appeal.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 13 | 1 contacts → | ||||
Exact match “More than 25 years of experience working with nonprofit organizations, donor data, and research underpin this prospect research shop.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 14 | 1 contacts → | ||||
Exact match “Conduit is a prospect research firm that offers a wide array of research options to fit individual client campaigns.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 15 | 1 contacts → | ||||
Exact match “Chase Solutions is a national leader in prospect research and wealth intelligence for Philanthropy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 16 | 1 contacts → | ||||
Exact match “I'm here to help.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase | |||||
| 17 | 1 contacts → | ||||
Exact match “ResearchPRO is a full service prospect development firm offering non-profit organizations donor research, prospect tracking and rating, knowledge management, moves management…” Recorded in the RevenueBase company graph · Nov 6, 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 “donor prospecting services”. 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 17 of 26 donor prospecting services based in the United States
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Donor prospecting services based in the United States at a glance
As of Nov 6, 2026Companies by employee count
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 26 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 “donor prospecting services” 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 143 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 November 6, 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 “donor prospecting services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many donor prospecting services are there based in the United States?
RevenueBase identified 26 company matches for donor prospecting services associated with the United States as of November 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?
Donorsearch By Evertrue tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most donor prospecting services?
Boston leads with 2 company records, followed by New York (2) and Alachua (1).
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 143 professional contacts with verified work emails tracked across these 26 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 November 6, 2026.
Ready to reach these companies? Verified emails and direct dials for all 26 donor prospecting services based in the United States. Start with a free account, no credit card.
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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.
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Company intelligence · public preview
Top 17 donor prospecting services based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 26 matching company records for donor prospecting services based in the United States, with 303 tracked contacts and 143 verified work emails.
This public preview shows 17 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 17 donor prospecting services based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Donorsearch By Evertruedonorsearch.netHQ: Marriottsvile, MD, United StatesReported employees: 51-200 | Marriottsvile, MD, United States | 51-200 | Exact match | 96 contacts → |
“DonorSearch by EverTrue gives fundraising teams the intelligence to know who to prioritize, how to engage them, and what to do next, so every outreach moment is grounded in more…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Wealthenginealtrata.comHQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 37 contacts → |
“WealthEngine is a leading provider of advanced wealth identification and prospect research solutions with unique profiles of more than 250 million people in the US.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Marketsmartimarketsmart.comHQ: Annapolis, MD, United StatesReported employees: 11-50 | Annapolis, MD, United States | 11-50 | Exact match | 34 contacts → |
“We help major gift and planned gift fundraisers qualify and prioritize donors for outreach so they spend less time on fishing expeditions and more time closing big gifts.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  The Helen Brown Group LLChelenbrowngroup.comHQ: Bedford, NH, United StatesReported employees: 11-50 | Bedford, NH, United States | 11-50 | Exact match | 26 contacts → |
“The Helen Brown Group LLC is a full-service prospect development consultancy, working with not-for-profit clients of all sizes and every type of mission around the world.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Atticusatticustechnology.comHQ: Atlanta, TX, United StatesReported employees: 11-50 | Atlanta, TX, United States | 11-50 | Exact match | 22 contacts → |
“Every fundraising team has a gap - the distance between what the board approved and what the team is on track to raise.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Donorlydonorly.comHQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 16 contacts → |
“Donorly empowers nonprofits to fundraise beyond their size by collaborating with their unique personality and culture.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  HATCHhatch.aiHQ: New York, United StatesReported employees: 11-50 | New York, United States | 11-50 | Exact match | 13 contacts → |
“Hatch is an AI-powered prospect research platform that empowers nonprofits to strategically identify high-value prospects, foster engagement, and maximize fundraising impact.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Trylon Data Management, LLCtrylondm.comHQ: Hanover, NH, United StatesReported employees: 11-50 | Hanover, NH, United States | 11-50 | Exact match | 10 contacts → |
“We provide non-profit donor database & management as well as mailing list services such as caging, lockbox, data entry, acknowledgements, list hygiene, merge/purge, NCOA…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Giving Insight, LLCgiving-insight.comHQ: Berea, OH, United StatesReported employees: 1-10 | Berea, OH, United States | 1-10 | Exact match | 3 contacts → |
“At Giving Insight, we believe that strong donor relationships start with strong data.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Truegiverstruegivers.comHQ: Oak Park, IL, United StatesReported employees: 11-50 | Oak Park, IL, United States | 11-50 | Exact match | 3 contacts → |
“TrueGivers™ was founded by fundraisers for fundraisers using state-of-the-art technology with a single mission in mind: to make identifying and targeting your most valuable donors…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Donor Experience Partners, LLCdonorexperiencepartners.comHQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 2 contacts → |
“Nonprofits are asking… Why do some of our donors stay while others leave?” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Askgeniusaskgenius.comHQ: Omaha, NE, United StatesReported employees: 11-50 | Omaha, NE, United States | 11-50 | Exact match | 1 contacts → |
“AskGenius uses data and behavioral science to help you raise more money with your next fundraising appeal.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Acorn Hill Associatesacornhillassociates.comHQ: Catskill/hudson Valley, NY, United StatesReported employees: 1-10 | Catskill/hudson Valley, NY, United States | 1-10 | Exact match | 1 contacts → |
“More than 25 years of experience working with nonprofit organizations, donor data, and research underpin this prospect research shop.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Conduitconduitpartner.comHQ: Baltimore, MD, United StatesReported employees: 1-10 | Baltimore, MD, United States | 1-10 | Exact match | 1 contacts → |
“Conduit is a prospect research firm that offers a wide array of research options to fit individual client campaigns.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Chase Solutions INCprospectresearch.comHQ: Centerville, MA, United StatesReported employees: 1-10 | Centerville, MA, United States | 1-10 | Exact match | 1 contacts → |
“Chase Solutions is a national leader in prospect research and wealth intelligence for Philanthropy.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Brooke Solutionscannonbrooke.comHQ: Bellingham, WA, United StatesReported employees: 1-10 | Bellingham, WA, United States | 1-10 | Exact match | 1 contacts → |
“I'm here to help.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Researchprotheresearchpro.comHQ: Columbus, OH, United StatesReported employees: 1-10 | Columbus, OH, United States | 1-10 | Exact match | 1 contacts → |
“ResearchPRO is a full service prospect development firm offering non-profit organizations donor research, prospect tracking and rating, knowledge management, moves management…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 17 of 26 company matches
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Donor prospecting services: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
26 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 26 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for donor prospecting services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many donor prospecting services did RevenueBase find based in the United States?
The saved snapshot records 26 matching company records, 303 tracked contacts and 143 verified emails. The public preview displays 17 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Cite this list
RevenueBase Data Team. Top 17 donor prospecting services based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/donor-prospecting-services/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- AI companies based in the United States
- Cybersecurity companies based in the United States
- Manufacturing companies based in the United States
- Media companies based in the United States
- Oil and gas companies based in the United States
- Real estate companies based in the United States
Company intelligence · public preview
Top 17 donor prospecting services based in the United States
RevenueBase records 26 matching company records for donor prospecting services based in the United States, with 303 tracked contacts and 143 verified work emails.
This public preview shows 17 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: November 6, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 17 donor prospecting services based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Donorsearch By Evertruedonorsearch.net HQ: Marriottsvile, MD, United StatesReported employees: 51-200 | Marriottsvile, MD, United States | 51-200 | Exact match | 96 contacts → |
“DonorSearch by EverTrue gives fundraising teams the intelligence to know who to prioritize, how to engage them, and what to do next, so every outreach moment is grounded in more…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Wealthenginealtrata.com HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 37 contacts → |
“WealthEngine is a leading provider of advanced wealth identification and prospect research solutions with unique profiles of more than 250 million people in the US.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Marketsmartimarketsmart.com HQ: Annapolis, MD, United StatesReported employees: 11-50 | Annapolis, MD, United States | 11-50 | Exact match | 34 contacts → |
“We help major gift and planned gift fundraisers qualify and prioritize donors for outreach so they spend less time on fishing expeditions and more time closing big gifts.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | The Helen Brown Group LLChelenbrowngroup.com HQ: Bedford, NH, United StatesReported employees: 11-50 | Bedford, NH, United States | 11-50 | Exact match | 26 contacts → |
“The Helen Brown Group LLC is a full-service prospect development consultancy, working with not-for-profit clients of all sizes and every type of mission around the world.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Atticusatticustechnology.com HQ: Atlanta, TX, United StatesReported employees: 11-50 | Atlanta, TX, United States | 11-50 | Exact match | 22 contacts → |
“Every fundraising team has a gap - the distance between what the board approved and what the team is on track to raise.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Donorlydonorly.com HQ: New York, NY, United StatesReported employees: 11-50 | New York, NY, United States | 11-50 | Exact match | 16 contacts → |
“Donorly empowers nonprofits to fundraise beyond their size by collaborating with their unique personality and culture.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HATCHhatch.ai HQ: New York, United StatesReported employees: 11-50 | New York, United States | 11-50 | Exact match | 13 contacts → |
“Hatch is an AI-powered prospect research platform that empowers nonprofits to strategically identify high-value prospects, foster engagement, and maximize fundraising impact.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Trylon Data Management, LLCtrylondm.com HQ: Hanover, NH, United StatesReported employees: 11-50 | Hanover, NH, United States | 11-50 | Exact match | 10 contacts → |
“We provide non-profit donor database & management as well as mailing list services such as caging, lockbox, data entry, acknowledgements, list hygiene, merge/purge, NCOA…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Giving Insight, LLCgiving-insight.com HQ: Berea, OH, United StatesReported employees: 1-10 | Berea, OH, United States | 1-10 | Exact match | 3 contacts → |
“At Giving Insight, we believe that strong donor relationships start with strong data.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Truegiverstruegivers.com HQ: Oak Park, IL, United StatesReported employees: 11-50 | Oak Park, IL, United States | 11-50 | Exact match | 3 contacts → |
“TrueGivers™ was founded by fundraisers for fundraisers using state-of-the-art technology with a single mission in mind: to make identifying and targeting your most valuable donors…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Donor Experience Partners, LLCdonorexperiencepartners.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 2 contacts → |
“Nonprofits are asking… Why do some of our donors stay while others leave?” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Askgeniusaskgenius.com HQ: Omaha, NE, United StatesReported employees: 11-50 | Omaha, NE, United States | 11-50 | Exact match | 1 contacts → |
“AskGenius uses data and behavioral science to help you raise more money with your next fundraising appeal.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Acorn Hill Associatesacornhillassociates.com HQ: Catskill/hudson Valley, NY, United StatesReported employees: 1-10 | Catskill/hudson Valley, NY, United States | 1-10 | Exact match | 1 contacts → |
“More than 25 years of experience working with nonprofit organizations, donor data, and research underpin this prospect research shop.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Conduitconduitpartner.com HQ: Baltimore, MD, United StatesReported employees: 1-10 | Baltimore, MD, United States | 1-10 | Exact match | 1 contacts → |
“Conduit is a prospect research firm that offers a wide array of research options to fit individual client campaigns.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Chase Solutions INCprospectresearch.com HQ: Centerville, MA, United StatesReported employees: 1-10 | Centerville, MA, United States | 1-10 | Exact match | 1 contacts → |
“Chase Solutions is a national leader in prospect research and wealth intelligence for Philanthropy.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Brooke Solutionscannonbrooke.com HQ: Bellingham, WA, United StatesReported employees: 1-10 | Bellingham, WA, United States | 1-10 | Exact match | 1 contacts → |
“I'm here to help.” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Researchprotheresearchpro.com HQ: Columbus, OH, United StatesReported employees: 1-10 | Columbus, OH, United States | 1-10 | Exact match | 1 contacts → |
“ResearchPRO is a full service prospect development firm offering non-profit organizations donor research, prospect tracking and rating, knowledge management, moves management…” Recorded description excerpt · November 6, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 17 of 26 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
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Donor prospecting services: dataset insights
November 6, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
26 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 26 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: November 6, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for donor prospecting services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many donor prospecting services did RevenueBase find based in the United States?
The saved snapshot records 26 matching company records, 303 tracked contacts and 143 verified emails. The public preview displays 17 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: November 6, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Cite this list
RevenueBase Data Team. Top 17 donor prospecting services based in the United States. Snapshot: November 6, 2026. https://revenuebase.ai/companies/donor-prospecting-services/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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