Company lists · Data refreshed September 2026

Top 25 Nonprofit management consulting services based in Boston, United States

Name: Nonprofit management consulting services based in Boston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 131 companies tracked

RevenueBase identified 131 nonprofit management consulting services headquartered in Boston, United States as of September 2026 and tracks 779 professional contacts across them, including 300 with verified work emails. Across the United States, New York is the largest hub for this category (462 companies); Boston has 131.

This list covers nonprofit management consulting services headquartered in Boston, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review

131Companies

779Contacts tracked

300Verified emails

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The 25 largest nonprofit management consulting services based in Boston, United States

Ranked by team size

Top 25 of 131 nonprofit management consulting services based in Boston, United States, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to nonprofit management consulting services: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Empower Success Corps	Partial evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	51-200	74 contacts →
	Partial evidence “At ESC, our mission is to empower nonprofits to achieve their goals & contribute to a more just and equitable world.” Source: RevenueBase Database · checked Sep 29, 2026
2	NPACT	Partial evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	51-200	51 contacts →
	Partial evidence “NPact is software and services provider for the nonprofit and foundation sectors.” Source: RevenueBase Database · checked Sep 29, 2026
3	Arts Consulting Group	Strong evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	11-50	49 contacts →
	Strong evidence “Arts Consulting Group (ACG) is the leading provider of hands-on interim management, executive search, revenue enhancement, strategic planning & community engagement, facilities &…” Source: RevenueBase Database · checked Sep 29, 2026
4	Soar Management Consulting Group	Strong evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	n/a	37 contacts →
	Strong evidence “SOAR strengthens nonprofits through collaborative, pro bono consulting that builds organizational capacity and deepens community impact while fostering an enriching learning…” Source: RevenueBase Database · checked Sep 29, 2026
5	The More Than Giving CO	Partial evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	n/a	31 contacts →
	Partial evidence “We give nonprofits with visionary leaders and compelling missions an affordable, on-demand staffing solution to supplement the bandwidth and skillsets of their volunteer force.” Source: RevenueBase Database · checked Sep 29, 2026
6	GMA Foundations	Indirect evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	11-50	28 contacts →
	Indirect evidence “GMA Foundations helps you define a clear path to transformative philanthropy, and then walks the path with you as an ally and a guide.” Source: RevenueBase Database · checked Sep 29, 2026
7	TDC Nonprofit Management Consulting	Strong evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	11-50	27 contacts →
	Strong evidence “TDC is a nonprofit management consulting and research firm that works across the nonprofit sector.” Source: RevenueBase Database · checked Sep 29, 2026
8	Advanced Management Services, Inc. AMS	Strong evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	51-200	27 contacts →
	Strong evidence “Delivering results and business performance by integrating Management Consulting Solutions, Professional Development Training Courses, and Executive & Leadership Coaching.” Source: RevenueBase Database · checked Sep 29, 2026
9	Brightvine Solutions	Strong evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	11-50	26 contacts →
	Strong evidence “BrightVine is a full service, boutique consultancy providing nonprofit technology consulting and advisory services.” Source: RevenueBase Database · checked Sep 29, 2026
10	Development Guild DDI	Partial evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	11-50	25 contacts →
	Partial evidence “We partner with nonprofit leaders to drive their missions forward with fresh perspectives and high-impact solutions through our 45+ years of experience in strategy, fundraising…” Source: RevenueBase Database · checked Sep 29, 2026
11	Inspire INC	Strong evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	201-500	22 contacts →
	Strong evidence “Founded in 1998, Inspire is a 501(c)(3) nonprofit offering management and strategy consulting services to leading nonprofit organizations across the United States.” Source: RevenueBase Database · checked Sep 29, 2026
12	Roundtable Strategy Advisors	Partial evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	51-200	13 contacts →
	Partial evidence “We are seasoned professionals within the consulting field and former C-Suite executives who know what it takes to get the job done efficiently and on-time.” Source: RevenueBase Database · checked Sep 29, 2026
13	Vilms Consulting, LLC	Partial evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	1-10	12 contacts →
	Partial evidence “Vilms Consulting provides Accounting, Advisory and Training Services.” Source: RevenueBase Database · checked Sep 29, 2026
14	MB LAW Firm Consulting, LLC	Partial evidence	Boston, United StatesHQ checked Sep 29, 2026	1-10	10 contacts →
	Partial evidence “MB Law Firm Consulting works with small to mid-sized law firms on a project or long-term basis to identify and implement efficiencies for growth and succession.” Source: RevenueBase Database · checked Sep 29, 2026
15	Page Consulting LLC	Partial evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	1-10	8 contacts →
	Partial evidence “We partner with small and medium-sized nonprofits to build their capacity for fundraising success by strengthening their fundraising infrastructure, helping cultivate their unique…” Source: RevenueBase Database · checked Sep 29, 2026
16	The Numad Group	Strong evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	1-10	7 contacts →
	Strong evidence “The Numad Group is communication, fundraising, strategic planning, and program evaluation consulting firm that primarily partners with nonprofits in the arts, education, and…” Source: RevenueBase Database · checked Sep 29, 2026
17	Derby Management	Strong evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	1-10	7 contacts →
	Strong evidence “We're a hands-on management consulting company providing the value of deep expertise in improving sales productivity by 25% in less than a year.” Source: RevenueBase Database · checked Sep 29, 2026
18	Auribus Consulting	Indirect evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	1-10	6 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026
19	The Venti Group, LLC	Indirect evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	1-10	6 contacts →
	Indirect evidence “Through a unique 100% focus on philanthropic operation services, The Venti Group will innovate and optimize your fundraising operations.” Source: RevenueBase Database · checked Sep 29, 2026
20	KJP Partners LLP	Indirect evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	1-10	5 contacts →
	Indirect evidence “With combined experience of over 50 years in advising non-profit, for profit, public and quasi-public organizations, KJP Partners provides comprehensive services to assist clients…” Source: RevenueBase Database · checked Sep 29, 2026
21	Sarah J Consulting	Indirect evidence	Boston, United StatesHQ checked Sep 29, 2026	1-10	5 contacts →
	Indirect evidence “Development leaders: Whether you're tasked with raising $1M or $100M, the stakes are super high.” Source: RevenueBase Database · checked Sep 29, 2026
22	Copley Raff INC	Indirect evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	1-10	4 contacts →
	Indirect evidence “Copley Raff is a U.S.” Source: RevenueBase Database · checked Sep 29, 2026
23	Spencer Brenneman, LLC	Indirect evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	1-10	4 contacts →
	Indirect evidence “We help mission-driven organizations reframe their focus and remaster their message so that they can thrive in any environment.” Source: RevenueBase Database · checked Sep 29, 2026
24	The Allen Company LLC	Indirect evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	1-10	4 contacts →
	Indirect evidence “To companies needing business development, political organizations needing an assist with communications, fundraising, or strategy, schools looking to reach the next level, or any…” Source: RevenueBase Database · checked Sep 29, 2026
25	Official Sales	Indirect evidence	Boston, MA, United StatesHQ checked Sep 29, 2026	1-10	4 contacts →
	Indirect evidence “With 15 years of experiences building, turning around, and scaling orgs past $50M in sales and $100M in funding, I've created the playbook to do this for anyone.” Source: RevenueBase Database · checked Sep 29, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: nonprofit management consulting services. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names nonprofit management consulting services.
Partial evidence: Its own public description names part of nonprofit management consulting services, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name nonprofit management consulting services. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 131 nonprofit management consulting services based in Boston, United States

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Nonprofit management consulting services based in Boston, United States at a glance

As of Sep 29, 2026

38.5%Verified-email coverage

5.9Average contacts per company

1-10Median size (employees)

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

107

11-50

51-200

201-500

Email recency for this list is measured across the whole United States list rather than for Boston, so it is reported there. Company counts and contact totals on this page are exact for Boston, over 131 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among nonprofit management consulting services, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in Boston, United States whose own description of what they do matches “nonprofit management consulting services”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names nonprofit management consulting services), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among nonprofit management consulting services, and records with no verified work email. Companies headquartered outside Boston are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every listed company carries at least one verified work email, 300 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 29, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Nonprofit management consulting services by metro in the United States

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names nonprofit management consulting services, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many nonprofit management consulting services are there based in Boston, United States?

RevenueBase identified 131 nonprofit management consulting services headquartered in Boston, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Empower Success Corps, headquartered in Boston, tops this list with the largest team on record.

Which city in the United States has the most nonprofit management consulting services?

New York leads the United States with 462 headquartered companies, followed by Washington (362) and Chicago (303). Boston has 131.

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 300 verified decision-maker contacts tracked across these 131 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.