Company lists · Data refreshed September 2026

Top 10 Community nonprofits based in Puerto Rico

RevenueBase identified 25 community nonprofits headquartered in Puerto Rico as of September 2026 and tracks 297 professional contacts across them, including 36 with verified work emails. San Juan is the largest hub.

This list covers community nonprofits headquartered in Puerto Rico, 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
25Companies
297Contacts tracked
36Verified emails
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The 10 largest community nonprofits based in Puerto Rico

Ranked by team size
Top 10 of 25 community nonprofits based in Puerto Rico, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to community 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
1Indirect evidencePonce, Puerto RicoHQ checked Sep 19, 2026501-1,00088 contacts →

Indirect evidence

“Hemos contribuido al bienestar, la seguridad y el desarrollo socioeconómico de las comunidades desde nuestra fundación en el 1969 en La Playa de Ponce por Sister Isolina Ferré…”

Source: RevenueBase Database · checked Sep 19, 2026
2Partial evidenceSan Juan, Puerto RicoHQ checked Sep 19, 202611-5076 contacts →

Partial evidence

“Our Mission: Empower local communities with innovative tech solutions, closing the digital divide while creating meaningful opportunities that elevate our ecosystem.”

Source: RevenueBase Database · checked Sep 19, 2026
3Indirect evidenceSan Juan, Puerto RicoHQ checked Sep 19, 202611-5033 contacts →

Indirect evidence

“United Way Puerto Rico is a non-profit organization with 59 years of experience promoting the common good on the Island.”

Source: RevenueBase Database · checked Sep 19, 2026
4Strong evidenceSan Juan, Puerto RicoHQ checked Sep 19, 20261-109 contacts →

Strong evidence

“Empowering community-based nonprofit organizations in Puerto Rico, to achieve sound management, providing training services and advice in areas of accounting, administration and…”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidenceSan Juan, Puerto RicoHQ checked Sep 19, 202611-508 contacts →

Indirect evidence

“HASER is a 501c3 organization registered in Puerto Rico.”

Source: RevenueBase Database · checked Sep 19, 2026
6Indirect evidenceSan Juan, Puerto RicoHQ checked Sep 19, 202611-507 contacts →

Indirect evidence

“Por 12años, la YMCA de San Juan ha cumplido una importante misión social al formar cientos de niñas, niños y jóvenes en el deporte, mediante programas estructurados en los que se…”

Source: RevenueBase Database · checked Sep 19, 2026
7Strong evidenceSan Juan, Puerto RicoHQ checked Sep 19, 20261-107 contacts →

Strong evidence

“MCS Foundation is a 501(c)3 and 1101-01 nonprofit organization created to improve the lives and well-being of the communities we serve.”

Source: RevenueBase Database · checked Sep 19, 2026
8Indirect evidenceIsabel Ii, Puerto RicoHQ checked Sep 19, 20261-102 contacts →

Indirect evidence

“Inspired by the people of Vieques, Puerto Rico, and saddened by the aftermath of hurricane Maria, Hope Builders was founded.”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidenceSan Juan, Puerto RicoHQ checked Sep 19, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceSan Juan, Puerto RicoHQ checked Sep 19, 20261-101 contacts →

Indirect evidence

“Misión Propiciar el desarrollo sustentable y la responsabilidad social tanto a nivel personal como a nivel de las comunidades, en estrecha armonía con los valores y los principios…”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 10 of 25 community nonprofits based in Puerto Rico

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Community nonprofits based in Puerto Rico at a glance

As of Sep 19, 2026
12.1%Verified-email coverage
11.9Average contacts per company
1-10Median size (employees)
68.0%Largest-city concentration · San Juan
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
16
11-50
8
501-1,000
1

Email recency for this list is measured worldwide rather than for Puerto Rico, so it is reported there. Company counts and contact totals on this page are exact for Puerto Rico, over 25 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 community 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 Puerto Rico whose own description of what they do matches “community 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 community 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 community nonprofits, and records with no verified work email. Companies headquartered outside Puerto Rico 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, 36 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 community 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 community nonprofits are there based in Puerto Rico?

RevenueBase identified 25 community nonprofits headquartered in Puerto Rico 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?

Centros SOR Isolina Ferré, headquartered in Ponce, tops this list with the largest team on record.

Which city has the most community nonprofits?

San Juan leads with 17 headquartered companies, followed by Aguada (1) and Isabel Ii (1).

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 36 verified decision-maker contacts tracked across these 25 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.