Company lists · Data refreshed September 2026

Top 25 Affordable housing nonprofits based in San Francisco, United States

RevenueBase identified 53 affordable housing nonprofits headquartered in San Francisco, United States as of September 2026 and tracks 3,419 professional contacts across them, including 1,459 with verified work emails. New York is the largest hub.

This list covers affordable housing nonprofits headquartered in San Francisco, 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 19, 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 19, 2026 86% judged on-target in blind review
53Companies
3,419Contacts tracked
1,459Verified emails
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The 25 largest affordable housing nonprofits based in San Francisco, United States

Ranked by team size
Top 25 of 53 affordable housing nonprofits based in San Francisco, United States, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to affordable housing nonprofits: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 20261,001-5,000781 contacts →

Partial evidence

“A Full Spectrum of Housing Services Under One Roof Whether you're looking for professional property management, construction management services, new project financing, or a joint…”

Source: RevenueBase Database · checked Sep 19, 2026
2Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 2026201-500279 contacts →

Partial evidence

“Episcopal Community Services of San Francisco (ECS) helps homeless and very low-income people every day and every night obtain the housing, jobs, shelter, and essential services…”

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 2026201-500268 contacts →

Indirect evidence

“At TNDC, we believe that everyone deserves to thrive.”

Source: RevenueBase Database · checked Sep 19, 2026
4Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 2026201-500234 contacts →

Partial evidence

“Tenderloin Housing Clinic (THC) is a non-profit housing, support services, legal, and advocacy organization.”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 2026201-500208 contacts →

Indirect evidence

“The Mission of the Chinatown Community Development Center is to build community and enhance the quality of life for San Francisco residents.”

Source: RevenueBase Database · checked Sep 19, 2026
6Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202651-200186 contacts →

Indirect evidence

“Since our inception in 1914, Compass Family Services has responded to the needs of the community and is one of the longest operating social services agencies in California.”

Source: RevenueBase Database · checked Sep 19, 2026
7Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202611-50144 contacts →

Partial evidence

“The mission of the Housing Authority of the City and County of San Francisco is to deliver safe and decent housing for low income households and integrate economic opportunity for…”

Source: RevenueBase Database · checked Sep 19, 2026
8Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202651-200140 contacts →

Indirect evidence

“Adelante.”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 2026201-500128 contacts →

Indirect evidence

“MNC is a critically important non-profit provider of community-based, culturally sensitive, and multi-generational services focused on low-income families throughout San Francisco.”

Source: RevenueBase Database · checked Sep 19, 2026
10Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202611-5080 contacts →

Strong evidence

“The Eviction Defense Collaborative strives to prevent homelessness, preserve affordable housing, and protect the diversity of San Francisco.”

Source: RevenueBase Database · checked Sep 19, 2026
11Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202611-5071 contacts →

Partial evidence

“Habitat for Humanity Greater San Francisco builds homes and sustains affordable homeownership opportunities for families in Marin, San Francisco, and San Mateo counties.”

Source: RevenueBase Database · checked Sep 19, 2026
12Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202651-20052 contacts →

Partial evidence

“Caritas Management Corporation provides property management services to several nonprofit, community-based owners and developers, and to privately owned properties”

Source: RevenueBase Database · checked Sep 19, 2026
13Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202611-5052 contacts →

Strong evidence

“Openhouse is a nonprofit dedicated to meeting the needs of LGBTQ seniors in San Francisco Bay Area by providing affordable housing, social services & community programs.”

Source: RevenueBase Database · checked Sep 19, 2026
14Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202611-5047 contacts →

Strong evidence

“A nonprofit, community-based organization creating and preserving high-quality affordable housing, and providing supportive services for residents of low and moderate incomes in…”

Source: RevenueBase Database · checked Sep 19, 2026
15Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202651-20041 contacts →

Indirect evidence

“We believe everyone deserves a home.”

Source: RevenueBase Database · checked Sep 19, 2026
16Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202611-5038 contacts →

Strong evidence

“The California Housing Partnership (the Partnership) assists nonprofit and government housing agencies to create and preserve housing affordable to lower-income households, while…”

Source: RevenueBase Database · checked Sep 19, 2026
17Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202611-5031 contacts →

Partial evidence

“The Kelsey advances disability-forward housing solutions that open doors to more homes and opportunities for everyone.”

Source: RevenueBase Database · checked Sep 19, 2026
18Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202611-5030 contacts →

Partial evidence

“San Francisco Housing Development Corporation (SFHDC) is a community-based, non-profit organization founded in 1988 by civic and community leaders from the Western Addition and…”

Source: RevenueBase Database · checked Sep 19, 2026
19Partial evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 20261-1028 contacts →

Partial evidence

“DignityMoves is an innovative nonprofit organization that is reimagining scalable solutions to unsheltered homelessness.”

Source: RevenueBase Database · checked Sep 19, 2026
20Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202611-5028 contacts →

Strong evidence

“The Non-Profit Housing Association of Northern California (NPH) activates our members to make the Bay Area a place where everyone has an affordable and stable home.”

Source: RevenueBase Database · checked Sep 19, 2026
21Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202611-5021 contacts →

Strong evidence

“Since 2006, Belveron Partners has made meaningful investments to preserve, revitalize and create affordable and workforce housing throughout the United States.”

Source: RevenueBase Database · checked Sep 19, 2026
22Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202611-5019 contacts →

Strong evidence

Nonprofit organization dedicated to preserving and expanding renter's rights, improving conditions for renters, and increasing affordable housing in San Francisco through free…”

Source: RevenueBase Database · checked Sep 19, 2026
23Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 202611-5017 contacts →

Strong evidence

“The San Francisco Community Land Trust (SFCLT) is a nonprofit organization whose mission is to create permanently affordable housing for low-to-moderate-income people through…”

Source: RevenueBase Database · checked Sep 19, 2026
24Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 20261-1016 contacts →

Strong evidence

“The Housing Action Coalition advocates for building more housing at all levels of affordability to help alleviate the Bay Area's housing shortage and affordability crisis.”

Source: RevenueBase Database · checked Sep 19, 2026
25Strong evidenceSan Francisco, CA, United StatesHQ checked Sep 19, 20261-1015 contacts →

Strong evidence

“SFHAF's mission is to invest in the preservation and expansion of quality affordable housing in San Francisco.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 25 of 53 affordable housing nonprofits based in San Francisco, United States

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Affordable housing nonprofits based in San Francisco, United States at a glance

As of Sep 19, 2026
42.7%Verified-email coverage
64.5Average contacts per company
11-50Median size (employees)
220.8%Largest-city concentration · New York
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
21
11-50
18
51-200
7
201-500
6
1,001-5,000
1

Email recency for this list is measured across the whole United States list rather than for San Francisco, so it is reported there. Company counts and contact totals on this page are exact for San Francisco, over 53 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 affordable housing nonprofits, 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 San Francisco, United States whose own description of what they do matches “affordable housing nonprofits”. 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 affordable housing nonprofits), 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 affordable housing nonprofits, and records with no verified work email. Companies headquartered outside San Francisco 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, 1,459 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 19, 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.

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 affordable housing nonprofits, 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 affordable housing nonprofits are there based in San Francisco, United States?

RevenueBase identified 53 affordable housing nonprofits headquartered in San Francisco, 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?

The John Stewart Company, headquartered in San Francisco, tops this list with the largest team on record.

Which city has the most affordable housing nonprofits?

New York leads with 117 headquartered companies, followed by Los Angeles (92) and Chicago (82).

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 1,459 verified decision-maker contacts tracked across these 53 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 19, 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.