Company lists · Data refreshed September 2026
Top 25 Nonprofit volunteer management consultants worldwide
RevenueBase identified 3,339 company matches for nonprofit volunteer management consultants worldwide as of September 2026 and tracks 24,677 professional contacts across them, including 7,151 with verified work emails. The United States is the largest market and New York the largest hub.
This list covers company matches for nonprofit volunteer management consultants worldwide, 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 29, 2026. Country and city lists for nonprofit volunteer management consultants follow the table.
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 25 largest nonprofit volunteer management consultants worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,891 contacts → | ||||
Exact match “180 Degrees Consulting (180DC) is the world's largest youth led consultancy for non-profits, governments and social-conscious organisations, with over 200 branches in 38+…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 728 contacts → | ||||
Exact match “For over 75 years, CCS Fundraising has empowered many of the world’s greatest organizations to advance some of the most important causes in history.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 300 contacts → | ||||
Exact match “Nonprofit HR was founded with one goal in mind: to strengthen the social impact sector by strengthening its people.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 275 contacts → | ||||
Exact match “Taproot Foundation is a nonprofit organization connecting communities and driving social change.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 265 contacts → | ||||
Exact match “JCA is the first and foremost independent consulting firm dedicated to addressing the technology and operational needs of nonprofits.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 232 contacts → | ||||
Exact match “Prosperastiftelsen er et nettverk av pro bono-konsulenter med høyere utdannelse og arbeidserfaring fra ledende bedrifter, organisasjoner og offentlig sektor.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 227 contacts → | ||||
Exact match “Arabella Advisors is a professional services firm that provides administrative, operational, and strategic support to nonprofits, foundations, and individual donors.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 208 contacts → | ||||
Exact match “We are M+R.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 208 contacts → | ||||
Exact match “With over 50 years’ experience in over 30 countries, our global reputation is based on our demonstrated ability to manage consistently high-performing, highly inclusive…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 201 contacts → | ||||
Exact match “Özel Sektör Gönüllüleri Derneği (ÖSGD) şirketler için “Çalışan Gönüllülüğü Programları” geliştirilmesi, çalışanların gönüllü olarak bilgi ve deneyimlerini paylaşabilecekleri…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 195 contacts → | ||||
Exact match “De Kleine Consultant maakt Kleine Consultants en haar klanten groot door strategisch advies te bieden daar waar het de meeste waarde toevoegt.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 150 contacts → | ||||
Exact match “entidad que se dedica a la promoción social y en especial tienen servicios dedicados a la formación de voluntariado y profesionales, servicios de consultoría organizacional y…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 137 contacts → | ||||
Exact match “We exist to support non-profits as they carry out their world-changing missions.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 136 contacts → | ||||
Exact match “AmPhil exists to promote the art of civil association by helping philanthropists, charitable foundations, and nonprofit organizations grow and flourish through practical guidance…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 131 contacts → | ||||
Exact match “The Acceleration Project (TAP) is a nonprofit organization with a mission to unlock pathways to wealth creation and economic mobility by accelerating under-resourced small…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 125 contacts → | ||||
Exact match “BWF Zuri is the nonprofit sector’s most comprehensive fundraising consulting company, helping organizations thrive in a rapidly changing landscape.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 112 contacts → | ||||
Exact match “Our number one priority at JMT is to empower nonprofits to achieve their mission through optimized systems and processes.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 106 contacts → | ||||
Exact match “Zuri Group partners with nonprofit organizations to turn big ideas into reality.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 102 contacts → | ||||
Exact match “Campbell & Company is a national nonprofit consulting firm that helps organizations create greater impact through fundraising, communications and strategic information services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 101 contacts → | ||||
Exact match “At KCI, we are a firm focused on values and people…both ours and yours.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 83 contacts → | ||||
Exact match “Schultz & Williams is a national consulting firm dedicated to helping nonprofits of all types and sizes achieve financial stability, meet organizational goals, and support greater…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 74 contacts → | ||||
Exact match “INTRODUCING THE STEIER GROUP Based in Omaha, Nebraska, with offices in Alabama, Arizona, Arkansas, California, Colorado, Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 74 contacts → | ||||
Exact match “At ESC, our mission is to empower nonprofits to achieve their goals & contribute to a more just and equitable world.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 73 contacts → | ||||
Exact match “Rosterfy is the world's leading volunteer management platform, helping organisations reduce administration, enhance volunteer experiences and scale their programs with confidence.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 72 contacts → | ||||
Exact match “Bostrom is a professional services firm offering comprehensive management, consulting and outsourcing to the not-for-profit community.” Recorded in the RevenueBase company graph · Sep 29, 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 volunteer management 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 3,339 nonprofit volunteer management consultants worldwide
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Nonprofit volunteer management consultants worldwide at a glance
As of Sep 29, 2026Companies by employee count
Email recency is reported on each country list linked below.
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.
- Coverage
- Every country. Country and city lists for nonprofit volunteer management consultants are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “nonprofit volunteer management 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. 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 7,151 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 29, 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 volunteer management consultants by location
16 lists · largest firstEvery Nonprofit volunteer management consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Nonprofit volunteer management consultants based in the United States1,947
- Nonprofit volunteer management consultants based in Canada157
- Nonprofit volunteer management consultants based in the United Kingdom113
- Nonprofit volunteer management consultants based in Australia61
- Nonprofit volunteer management consultants based in the Netherlands47
Cities
- Nonprofit volunteer management consultants based in New York, United States85
- Nonprofit volunteer management consultants based in Chicago, United States83
- Nonprofit volunteer management consultants based in Washington, United States81
- Nonprofit volunteer management consultants based in London, United Kingdom44
- Nonprofit volunteer management consultants based in Atlanta, United States41
- Nonprofit volunteer management consultants based in Toronto, Canada36
- Nonprofit volunteer management consultants based in Los Angeles, United States34
- Nonprofit volunteer management consultants based in Dallas, United States33
- Nonprofit volunteer management consultants based in Seattle, United States33
- Nonprofit volunteer management consultants based in Boston, United States32
- Nonprofit volunteer management consultants based in Portland, United States25
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 volunteer management consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many nonprofit volunteer management consultants are there worldwide?
RevenueBase identified 3,339 company matches for nonprofit volunteer management consultants worldwide 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?
180 Degrees Consulting tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most nonprofit volunteer management consultants?
The United States leads with 1,947 companies, followed by Canada (157) and the United Kingdom (113). Every nonprofit volunteer management consultants list by country and city is linked on this page.
Which city has the most nonprofit volunteer management consultants?
New York leads with 85 company records, followed by Chicago (83) and Washington (81).
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 7,151 professional contacts with verified work emails tracked across these 3,339 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 3,339 nonprofit volunteer management consultants worldwide. 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 25 nonprofit volunteer management consultants worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 3,339 matching company records for nonprofit volunteer management consultants worldwide, with 24,677 tracked contacts and 7,151 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 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 25 nonprofit volunteer management consultants worldwide
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 |  180 Degrees Consulting180dc.orgHQ: Sydney, AustraliaReported employees: 10001+ | Sydney, Australia | 10001+ | Exact match | 2,891 contacts → |
“180 Degrees Consulting (180DC) is the world's largest youth led consultancy for non-profits, governments and social-conscious organisations, with over 200 branches in 38+…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  CCS Fundraisingccsfundraising.comHQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 728 contacts → |
“For over 75 years, CCS Fundraising has empowered many of the world’s greatest organizations to advance some of the most important causes in history.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Nonprofit Hr, Powered By Onedigitalnonprofithr.comHQ: Washington, DC, United StatesReported employees: 10001+ | Washington, DC, United States | 10001+ | Exact match | 300 contacts → |
“Nonprofit HR was founded with one goal in mind: to strengthen the social impact sector by strengthening its people.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Taproot Foundationtaprootfoundation.orgHQ: San Francisco, CA, United StatesReported employees: Not recorded | San Francisco, CA, United States | Not recorded | Exact match | 275 contacts → |
“Taproot Foundation is a nonprofit organization connecting communities and driving social change.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  JCAjcainc.comHQ: Chicago, IL, United StatesReported employees: Not recorded | Chicago, IL, United States | Not recorded | Exact match | 265 contacts → |
“JCA is the first and foremost independent consulting firm dedicated to addressing the technology and operational needs of nonprofits.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Prosperastiftelsenprosperastiftelsen.noHQ: Oslo, NorwayReported employees: 1,001-5,000 | Oslo, Norway | 1,001-5,000 | Exact match | 232 contacts → |
“Prosperastiftelsen er et nettverk av pro bono-konsulenter med høyere utdannelse og arbeidserfaring fra ledende bedrifter, organisasjoner og offentlig sektor.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Arabella Advisorsarabellaadvisors.comHQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 227 contacts → |
“Arabella Advisors is a professional services firm that provides administrative, operational, and strategic support to nonprofits, foundations, and individual donors.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  M Rmrss.comHQ: Washington, United StatesReported employees: 51-200 | Washington, United States | 51-200 | Exact match | 208 contacts → |
“We are M+R.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Catalystecatalysteplus.orgHQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 208 contacts → |
“With over 50 years’ experience in over 30 countries, our global reputation is based on our demonstrated ability to manage consistently high-performing, highly inclusive…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: İstanbul, TürkiyeReported employees: Not recorded | İstanbul, Türkiye | Not recorded | Exact match | 201 contacts → |
“Özel Sektör Gönüllüleri Derneği (ÖSGD) şirketler için “Çalışan Gönüllülüğü Programları” geliştirilmesi, çalışanların gönüllü olarak bilgi ve deneyimlerini paylaşabilecekleri…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  DE Kleine Consultantdekleineconsultant.nlHQ: Leiden, NetherlandsReported employees: 51-200 | Leiden, Netherlands | 51-200 | Exact match | 195 contacts → |
“De Kleine Consultant maakt Kleine Consultants en haar klanten groot door strategisch advies te bieden daar waar het de meeste waarde toevoegt.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Fundación EDEedefundazioa.orgHQ: Bilbao, SpainReported employees: 201-500 | Bilbao, Spain | 201-500 | Exact match | 150 contacts → |
“entidad que se dedica a la promoción social y en especial tienen servicios dedicados a la formación de voluntariado y profesionales, servicios de consultoría organizacional y…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  SG Supportsgsupport.comHQ: Kuala Lumpur Central, MalaysiaReported employees: 201-500 | Kuala Lumpur Central, Malaysia | 201-500 | Exact match | 137 contacts → |
“We exist to support non-profits as they carry out their world-changing missions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Amphilamphil.comHQ: Oak Park, IL, United StatesReported employees: 51-200 | Oak Park, IL, United States | 51-200 | Exact match | 136 contacts → |
“AmPhil exists to promote the art of civil association by helping philanthropists, charitable foundations, and nonprofit organizations grow and flourish through practical guidance…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  The Acceleration Projecttheaccelerationproject.orgHQ: Scarsdale, NY, United StatesReported employees: 11-50 | Scarsdale, NY, United States | 11-50 | Exact match | 131 contacts → |
“The Acceleration Project (TAP) is a nonprofit organization with a mission to unlock pathways to wealth creation and economic mobility by accelerating under-resourced small…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  BWFbwf.comHQ: Usa, United StatesReported employees: 51-200 | Usa, United States | 51-200 | Exact match | 125 contacts → |
“BWF Zuri is the nonprofit sector’s most comprehensive fundraising consulting company, helping organizations thrive in a rapidly changing landscape.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  JMT Consultingjmtconsulting.comHQ: Mount Juliet, TN, United StatesReported employees: 51-200 | Mount Juliet, TN, United States | 51-200 | Exact match | 112 contacts → |
“Our number one priority at JMT is to empower nonprofits to achieve their mission through optimized systems and processes.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Zuri Groupzurigroup.comHQ: Bend, OR, United StatesReported employees: 51-200 | Bend, OR, United States | 51-200 | Exact match | 106 contacts → |
“Zuri Group partners with nonprofit organizations to turn big ideas into reality.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Campbell & Companycampbellcompany.comHQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 102 contacts → |
“Campbell & Company is a national nonprofit consulting firm that helps organizations create greater impact through fundraising, communications and strategic information services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  KCIkciphilanthropy.comHQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 101 contacts → |
“At KCI, we are a firm focused on values and people…both ours and yours.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Schultz & Williamsschultzwilliams.comHQ: Philadelphia, PA, United StatesReported employees: 51-200 | Philadelphia, PA, United States | 51-200 | Exact match | 83 contacts → |
“Schultz & Williams is a national consulting firm dedicated to helping nonprofits of all types and sizes achieve financial stability, meet organizational goals, and support greater…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Steier Groupsteiergroup.comHQ: Omaha, NE, United StatesReported employees: 51-200 | Omaha, NE, United States | 51-200 | Exact match | 74 contacts → |
“INTRODUCING THE STEIER GROUP Based in Omaha, Nebraska, with offices in Alabama, Arizona, Arkansas, California, Colorado, Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Empower Success Corpsempowersuccesscorps.orgHQ: Boston, MA, United StatesReported employees: 51-200 | Boston, MA, United States | 51-200 | Exact match | 74 contacts → |
“At ESC, our mission is to empower nonprofits to achieve their goals & contribute to a more just and equitable world.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Rosterfyrosterfy.comHQ: Melbourne, United KingdomReported employees: 51-200 | Melbourne, United Kingdom | 51-200 | Exact match | 73 contacts → |
“Rosterfy is the world's leading volunteer management platform, helping organisations reduce administration, enhance volunteer experiences and scale their programs with confidence.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Bostrombostrom.comHQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 72 contacts → |
“Bostrom is a professional services firm offering comprehensive management, consulting and outsourcing to the not-for-profit community.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,339 company matches
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Nonprofit volunteer management consultants: dataset insights
September 29, 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
3,336 records in the displayed employee bands.
3 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 across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 3,339 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: September 29, 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 ↗
Nonprofit volunteer management consultants by location
16 lists · largest firstEvery Nonprofit volunteer management consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Nonprofit volunteer management consultants based in the United States1,947
- Nonprofit volunteer management consultants based in Canada157
- Nonprofit volunteer management consultants based in the United Kingdom113
- Nonprofit volunteer management consultants based in Australia61
- Nonprofit volunteer management consultants based in the Netherlands47
Cities
- Nonprofit volunteer management consultants based in New York, United States85
- Nonprofit volunteer management consultants based in Chicago, United States83
- Nonprofit volunteer management consultants based in Washington, United States81
- Nonprofit volunteer management consultants based in London, United Kingdom44
- Nonprofit volunteer management consultants based in Atlanta, United States41
- Nonprofit volunteer management consultants based in Toronto, Canada36
- Nonprofit volunteer management consultants based in Los Angeles, United States34
- Nonprofit volunteer management consultants based in Dallas, United States33
- Nonprofit volunteer management consultants based in Seattle, United States33
- Nonprofit volunteer management consultants based in Boston, United States32
- Nonprofit volunteer management consultants based in Portland, United States25
Questions about this company list
What does Exact match mean for nonprofit volunteer management consultants?
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 nonprofit volunteer management consultants did RevenueBase find worldwide?
The saved snapshot records 3,339 matching company records, 24,677 tracked contacts and 7,151 verified emails. The public preview displays 25 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: September 29, 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.
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Cite this list
RevenueBase Data Team. Top 25 nonprofit volunteer management consultants worldwide. Snapshot: September 29, 2026. https://revenuebase.ai/companies/browse/nonprofit-volunteer-management-consultants.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 nonprofit volunteer management consultants worldwide
RevenueBase records 3,339 matching company records for nonprofit volunteer management consultants worldwide, with 24,677 tracked contacts and 7,151 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 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 25 nonprofit volunteer management consultants worldwide
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 | 180 Degrees Consulting180dc.org HQ: Sydney, AustraliaReported employees: 10001+ | Sydney, Australia | 10001+ | Exact match | 2,891 contacts → |
“180 Degrees Consulting (180DC) is the world's largest youth led consultancy for non-profits, governments and social-conscious organisations, with over 200 branches in 38+…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | CCS Fundraisingccsfundraising.com HQ: New York, NY, United StatesReported employees: 501-1,000 | New York, NY, United States | 501-1,000 | Exact match | 728 contacts → |
“For over 75 years, CCS Fundraising has empowered many of the world’s greatest organizations to advance some of the most important causes in history.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Nonprofit Hr, Powered By Onedigitalnonprofithr.com HQ: Washington, DC, United StatesReported employees: 10001+ | Washington, DC, United States | 10001+ | Exact match | 300 contacts → |
“Nonprofit HR was founded with one goal in mind: to strengthen the social impact sector by strengthening its people.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Taproot Foundationtaprootfoundation.org HQ: San Francisco, CA, United StatesReported employees: Not recorded | San Francisco, CA, United States | Not recorded | Exact match | 275 contacts → |
“Taproot Foundation is a nonprofit organization connecting communities and driving social change.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | JCAjcainc.com HQ: Chicago, IL, United StatesReported employees: Not recorded | Chicago, IL, United States | Not recorded | Exact match | 265 contacts → |
“JCA is the first and foremost independent consulting firm dedicated to addressing the technology and operational needs of nonprofits.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Prosperastiftelsenprosperastiftelsen.no HQ: Oslo, NorwayReported employees: 1,001-5,000 | Oslo, Norway | 1,001-5,000 | Exact match | 232 contacts → |
“Prosperastiftelsen er et nettverk av pro bono-konsulenter med høyere utdannelse og arbeidserfaring fra ledende bedrifter, organisasjoner og offentlig sektor.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Arabella Advisorsarabellaadvisors.com HQ: Washington, DC, United StatesReported employees: 201-500 | Washington, DC, United States | 201-500 | Exact match | 227 contacts → |
“Arabella Advisors is a professional services firm that provides administrative, operational, and strategic support to nonprofits, foundations, and individual donors.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | M Rmrss.com HQ: Washington, United StatesReported employees: 51-200 | Washington, United States | 51-200 | Exact match | 208 contacts → |
“We are M+R.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Catalystecatalysteplus.org HQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 208 contacts → |
“With over 50 years’ experience in over 30 countries, our global reputation is based on our demonstrated ability to manage consistently high-performing, highly inclusive…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: İstanbul, TürkiyeReported employees: Not recorded | İstanbul, Türkiye | Not recorded | Exact match | 201 contacts → |
“Özel Sektör Gönüllüleri Derneği (ÖSGD) şirketler için “Çalışan Gönüllülüğü Programları” geliştirilmesi, çalışanların gönüllü olarak bilgi ve deneyimlerini paylaşabilecekleri…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | DE Kleine Consultantdekleineconsultant.nl HQ: Leiden, NetherlandsReported employees: 51-200 | Leiden, Netherlands | 51-200 | Exact match | 195 contacts → |
“De Kleine Consultant maakt Kleine Consultants en haar klanten groot door strategisch advies te bieden daar waar het de meeste waarde toevoegt.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Fundación EDEedefundazioa.org HQ: Bilbao, SpainReported employees: 201-500 | Bilbao, Spain | 201-500 | Exact match | 150 contacts → |
“entidad que se dedica a la promoción social y en especial tienen servicios dedicados a la formación de voluntariado y profesionales, servicios de consultoría organizacional y…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | SG Supportsgsupport.com HQ: Kuala Lumpur Central, MalaysiaReported employees: 201-500 | Kuala Lumpur Central, Malaysia | 201-500 | Exact match | 137 contacts → |
“We exist to support non-profits as they carry out their world-changing missions.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Amphilamphil.com HQ: Oak Park, IL, United StatesReported employees: 51-200 | Oak Park, IL, United States | 51-200 | Exact match | 136 contacts → |
“AmPhil exists to promote the art of civil association by helping philanthropists, charitable foundations, and nonprofit organizations grow and flourish through practical guidance…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | The Acceleration Projecttheaccelerationproject.org HQ: Scarsdale, NY, United StatesReported employees: 11-50 | Scarsdale, NY, United States | 11-50 | Exact match | 131 contacts → |
“The Acceleration Project (TAP) is a nonprofit organization with a mission to unlock pathways to wealth creation and economic mobility by accelerating under-resourced small…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | BWFbwf.com HQ: Usa, United StatesReported employees: 51-200 | Usa, United States | 51-200 | Exact match | 125 contacts → |
“BWF Zuri is the nonprofit sector’s most comprehensive fundraising consulting company, helping organizations thrive in a rapidly changing landscape.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | JMT Consultingjmtconsulting.com HQ: Mount Juliet, TN, United StatesReported employees: 51-200 | Mount Juliet, TN, United States | 51-200 | Exact match | 112 contacts → |
“Our number one priority at JMT is to empower nonprofits to achieve their mission through optimized systems and processes.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Zuri Groupzurigroup.com HQ: Bend, OR, United StatesReported employees: 51-200 | Bend, OR, United States | 51-200 | Exact match | 106 contacts → |
“Zuri Group partners with nonprofit organizations to turn big ideas into reality.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Campbell & Companycampbellcompany.com HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 102 contacts → |
“Campbell & Company is a national nonprofit consulting firm that helps organizations create greater impact through fundraising, communications and strategic information services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | KCIkciphilanthropy.com HQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 101 contacts → |
“At KCI, we are a firm focused on values and people…both ours and yours.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Schultz & Williamsschultzwilliams.com HQ: Philadelphia, PA, United StatesReported employees: 51-200 | Philadelphia, PA, United States | 51-200 | Exact match | 83 contacts → |
“Schultz & Williams is a national consulting firm dedicated to helping nonprofits of all types and sizes achieve financial stability, meet organizational goals, and support greater…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Steier Groupsteiergroup.com HQ: Omaha, NE, United StatesReported employees: 51-200 | Omaha, NE, United States | 51-200 | Exact match | 74 contacts → |
“INTRODUCING THE STEIER GROUP Based in Omaha, Nebraska, with offices in Alabama, Arizona, Arkansas, California, Colorado, Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Empower Success Corpsempowersuccesscorps.org HQ: Boston, MA, United StatesReported employees: 51-200 | Boston, MA, United States | 51-200 | Exact match | 74 contacts → |
“At ESC, our mission is to empower nonprofits to achieve their goals & contribute to a more just and equitable world.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Rosterfyrosterfy.com HQ: Melbourne, United KingdomReported employees: 51-200 | Melbourne, United Kingdom | 51-200 | Exact match | 73 contacts → |
“Rosterfy is the world's leading volunteer management platform, helping organisations reduce administration, enhance volunteer experiences and scale their programs with confidence.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Bostrombostrom.com HQ: Chicago, IL, United StatesReported employees: 51-200 | Chicago, IL, United States | 51-200 | Exact match | 72 contacts → |
“Bostrom is a professional services firm offering comprehensive management, consulting and outsourcing to the not-for-profit community.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 3,339 company matches
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Nonprofit volunteer management consultants: dataset insights
September 29, 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
3,336 records in the displayed employee bands.
3 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 across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 3,339 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: September 29, 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 ↗
Nonprofit volunteer management consultants by location
16 lists · largest firstEvery Nonprofit volunteer management consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Nonprofit volunteer management consultants based in the United States1,947
- Nonprofit volunteer management consultants based in Canada157
- Nonprofit volunteer management consultants based in the United Kingdom113
- Nonprofit volunteer management consultants based in Australia61
- Nonprofit volunteer management consultants based in the Netherlands47
Cities
- Nonprofit volunteer management consultants based in New York, United States85
- Nonprofit volunteer management consultants based in Chicago, United States83
- Nonprofit volunteer management consultants based in Washington, United States81
- Nonprofit volunteer management consultants based in London, United Kingdom44
- Nonprofit volunteer management consultants based in Atlanta, United States41
- Nonprofit volunteer management consultants based in Toronto, Canada36
- Nonprofit volunteer management consultants based in Los Angeles, United States34
- Nonprofit volunteer management consultants based in Dallas, United States33
- Nonprofit volunteer management consultants based in Seattle, United States33
- Nonprofit volunteer management consultants based in Boston, United States32
- Nonprofit volunteer management consultants based in Portland, United States25
Questions about this company list
What does Exact match mean for nonprofit volunteer management consultants?
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 nonprofit volunteer management consultants did RevenueBase find worldwide?
The saved snapshot records 3,339 matching company records, 24,677 tracked contacts and 7,151 verified emails. The public preview displays 25 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: September 29, 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.
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Cite this list
RevenueBase Data Team. Top 25 nonprofit volunteer management consultants worldwide. Snapshot: September 29, 2026. https://revenuebase.ai/companies/browse/nonprofit-volunteer-management-consultants.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗