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Company lists · Data refreshed September 2026

Top 22 Nonprofit consulting firms based in San Diego, United States

Compiled by the RevenueBase Data Team Data refreshed Sep 5, 2026 65 companies tracked

RevenueBase identified 65 nonprofit consulting firms headquartered in San Diego, United States as of September 2026 and tracks 522 professional contacts across them, including 145 with verified work emails. New York is the largest hub.

This list covers nonprofit consulting firms headquartered in San Diego, 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, how directly it supports the match, and when it was last checked. Data refreshed September 5, 2026.

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

How to read this list HQ checked on every row Match evidence on every row Refreshed Sep 5, 2026 86% judged on-target in blind review
65Companies
522Contacts tracked
145Verified emails
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The 22 largest nonprofit consulting firms based in San Diego, United States

Ranked by team size
Top 22 of 65 nonprofit consulting firms based in San Diego, United States, ranked by team size, largest first. Data refreshed Sep 5, 2026. Evidence rates how directly each company's own description names nonprofit consulting firms: strong (names it), partial (names part of it), indirect (matched on its full profile rather than the summary shown). Click a count to unlock that company's people.
#CompanyHeadquartersEmployeesContacts
1
Community BoostPartial evidence
San Diego, CA, United StatesHQ checked Sep 5, 202651-20071

“We are the nonprofit sector’s expert’s expert.”

Source: company website · checked Sep 5, 2026
2
Mission EdgePartial evidence
San Diego, CA, United StatesHQ checked Sep 5, 202651-20037

“Mission Edge provides comprehensive nonprofit services focused on helping organizations grow sustainably by relieving administrative burdens and strengthening operational capacity.”

Source: company website · checked Sep 5, 2026
3
Lesar Development ConsultantsPartial evidence
San Diego, CA, United StatesHQ checked Sep 5, 202651-20018

“LeSar Development Consultants works with leaders in creating large-scale, lasting social change through customized consulting services focused on creating physically…”

Source: company website · checked Sep 5, 2026
4
In FundraisingIndirect evidence
San Diego, UT, United StatesHQ checked Sep 5, 20261-109

“IN Fundraising is here to supercharge your fundraising efforts.”

Source: company website · checked Sep 5, 2026
5
Cabrillo ComplianceIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 202611-506

“Cabrillo services government agencies, universities and other non-profit institutions specifically on matters of grant management, operational effectiveness, financial system…”

Source: company website · checked Sep 5, 2026
6
Tovella Dowling, PCPartial evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-105

“Tovella Dowling, PC provides full-spectrum legal solutions and strategies to nonprofits, philanthropists, and cause-cognizant businesses that do great things.”

Source: company website · checked Sep 5, 2026
7
SAN Diego Social Venture PartnersPartial evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-105

“San Diego Social Venture Partners unleashes the potential of professionals across sectors to increase nonprofits’ organizational strength and resulting impact.”

Source: company website · checked Sep 5, 2026
8
Hampton Nonprofit ManagementStrong evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-105

“Hampton Nonprofit Management is referral-only boutique consulting firm that provides CFO / COO / Executive Director support and ongoing management services to nonprofit and…”

Source: company website · checked Sep 5, 2026
9
ProsperIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-104

“Let's prosper together!”

Source: company website · checked Sep 5, 2026
10
The Welty GroupPartial evidence
San Diego, United StatesHQ checked Sep 5, 20261-103

“The Welty Group is a philanthropy focused consulting firm that believes the way you create meaning in your life is by devoting yourself to others, devoting yourself to your…”

Source: company website · checked Sep 5, 2026
11
Trellis-StrategyIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-102

“Trellis-Strategy supports the planning & execution of impactful programs & strategies that catalyze & sustain growth.”

Source: company website · checked Sep 5, 2026
12
Internet Development FundPartial evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-102

“The Internet Development Fund was created to help nonprofits of all sizes increase revenues and marketing efficiency through the use of our advanced content management system…”

Source: company website · checked Sep 5, 2026
13
CSCPAIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-102

“We make your accounting better and your life easier.”

Source: company website · checked Sep 5, 2026
14
It's A Breeze Fundraising ServicesPartial evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-102

“We offer a broad range of services to meet the needs of your nonprofit organization, whether you are just starting or you have a history of serving the community.”

Source: company website · checked Sep 5, 2026
15
Hairpin ConsultingIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-102

“We work with our clients to develop effective strategies that will improve your fundraising in measurable ways.”

Source: company website · checked Sep 5, 2026
16
LRC NetworkPartial evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-101

“Strategic consulting for organizations searching for growth through collaboration.”

Source: company website · checked Sep 5, 2026
17
DO Good WorkIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-101

“https://dogoodwork.io/about”

Source: company website · checked Sep 5, 2026
18
Wolf 5, LLCIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-101

“Wolf 5 strives to help organizations run more efficiently and helps define the path they should follow to grow and meet their goals thus allowing executive leadership to focus on…”

Source: company website · checked Sep 5, 2026
19
Kingshott ConsultingStrong evidence
San Diego, United StatesHQ checked Sep 5, 20261-101

“Kingshott Consulting, LLC is a social impact consulting firm based in San Diego that brings more than 15 years of experience working with nonprofits, governments, and multilateral…”

Source: company website · checked Sep 5, 2026
20
Sunnie House StrategiesIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-101

“Imagine your business is growing by leaps and bounds because you are operating at optimum: • You have a compelling vision for the future that all employees support.”

Source: company website · checked Sep 5, 2026
21
Expert FundraisingIndirect evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-101

“This is the time of year to get your message dialed in and your donor strategy on point.”

Source: company website · checked Sep 5, 2026
22
Community Business Incubator INC CBIPartial evidence
San Diego, CA, United StatesHQ checked Sep 5, 20261-101

“COMMUNITY BUSINESS INCUBATOR INC (CBI) is a Public Benefits Business Development Nonprofit 501(c)(3) Organization based out of SAN DIEGO, California, United States.”

Source: company website · checked Sep 5, 2026

Showing 22 of 65 nonprofit consulting firms based in San Diego, United States

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 145 reachable decision-makers.

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Nonprofit consulting firms based in San Diego, United States at a glance

As of Sep 5, 2026
1-10Median size (employees)
New YorkLargest hub · 262 HQs
Contacts with mobile numbers
Sep 5, 2026Data refreshed

Companies by employee count

1-10
57
11-50
4
51-200
4

Email recency for this list is measured across the whole United States list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 65 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 consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in San Diego, United States whose own description of what they do matches “nonprofit consulting firms”. Matching reads each company's description, not its industry code or its name.
What we exclude
Companies whose own description does not clearly place them among nonprofit consulting firms, and records with no verified work email. Companies headquartered outside San Diego 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 an evidence 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, 145 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 5, 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 consulting firms by metro in the United States

Frequently asked

How many nonprofit consulting firms are there based in San Diego, United States?

RevenueBase identified 65 nonprofit consulting firms headquartered in San Diego, 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?

Community Boost, headquartered in San Diego, tops this list with the largest team on record.

Which city has the most nonprofit consulting firms?

New York leads with 262 headquartered companies, followed by Washington (250) and Chicago (193).

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 145 verified decision-maker contacts tracked across these 65 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 5, 2026.

Ready to reach these companies? Verified emails and direct dials for all 65 nonprofit consulting firms based in San Diego, United States. Start with a free account, no credit card.

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Related lists

Browse: Companies home · Nonprofit consulting firms in United States · All United States lists · All Nonprofit consulting firms lists · New lists

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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