Company lists · Data refreshed September 2026

Top 25 Harm reduction service providers based in the United States

RevenueBase identified 123 company matches for harm reduction service providers associated with the United States as of September 2026 and tracks 1,191 professional contacts across them, including 375 with verified work emails. Philadelphia is the largest hub.

This list covers company matches for harm reduction service providers associated with the United States, 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 20, 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 RevenueBase SmartSearch · Exact Recorded Sep 20, 2026 How this list was built
123Companies
1,191Contacts tracked
375Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest harm reduction service providers based in the United States

Ranked by team size
Top 25 of 123 company matches for harm reduction service providers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchBoston, MA, United StatesHQ recorded Sep 20, 202651-200205 contacts →

Exact match

“Victory Programs has helped individuals and families in crisis for over 45 years.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchSeattle, WA, United StatesHQ recorded Sep 20, 202611-5064 contacts →

Exact match

“Formerly the Public Defender Association, Purpose.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchCamp Hill, PA, United StatesHQ recorded Sep 20, 2026501-1,00056 contacts →

Exact match

“Addiction Recovery Systems restores lives by providing state of the art treatment to individuals affected by the disease of addiction.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchWilmington, DE, United StatesHQ recorded Sep 20, 202611-5041 contacts →

Exact match

“Recovery support services, harm reduction services and recovery residences”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchBronx, NY, United StatesHQ recorded Sep 20, 202651-20034 contacts →

Exact match

“We meet every person where they are at.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Sep 20, 202651-20030 contacts →

Exact match

“Realization Center, Inc.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchPhoenix, AZ, United StatesHQ recorded Sep 20, 202611-5029 contacts →

Exact match

“Sonoran Prevention Works is a statewide harm reduction nonprofit working to build a healthy Arizona with people who use drugs.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchAsheville, NC, United StatesHQ recorded Sep 20, 202611-5025 contacts →

Exact match

“The Western North Carolina AIDS Project's (WNCAP) mission is to provide equitable access to care and reduce harm from HIV, Hepatitis C, and drug use.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchWest Palm Beach, FL, United StatesHQ recorded Sep 20, 202611-5023 contacts →

Exact match

“Using rebellious love to improve wellness for Floridians impacted by drug use since 2016.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchSeattle, WA, United StatesHQ recorded Sep 20, 20261-1021 contacts →

Exact match

“We aim to help spread awareness about the growing opioid epidemic, as well as promote harm reduction in our community.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchRaleigh, NC, United StatesHQ recorded Sep 20, 202611-5018 contacts →

Exact match

“North Carolina Harm Reduction Coalition (NCHRC) is a statewide grassroots organization dedicated to the implementation of harm reduction interventions, public health strategies…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchGrass Valley, CA, United StatesHQ recorded Sep 20, 20261-1017 contacts →

Exact match

“Zendo Project offers professional harm reduction education to communities and organizations and provides peer support services at events to help transform difficult psychedelic…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchProvidence, RI, United StatesHQ recorded Sep 20, 202611-5016 contacts →

Exact match

“Project Weber/RENEW is a peer-based harm reduction and recovery services organization providing overdose and HIV prevention, street outreach, case management, and basic needs…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchSanta Clarita, CA, United StatesHQ recorded Sep 20, 20261-1014 contacts →

Exact match

“We believe compassionate, trauma-informed care should be integrated into all levels of society: the individual, the community and the organization.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchBaltimore, MD, United StatesHQ recorded Sep 20, 202611-5013 contacts →

Exact match

“The mission of is to connect those impacted by drug use in Baltimore city to high-quality healthcare services and address any obstacles that might threaten that connection.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchWestlake Village, CA, United StatesHQ recorded Sep 20, 202611-5012 contacts →

Exact match

“Conejo Health is a nonprofit healthcare organization advancing harm reduction and addiction medicine through innovative, field-based care.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchChicago, IL, United StatesHQ recorded Sep 20, 202611-5012 contacts →

Exact match

“The Chicago Recovery Alliance (CRA) is a racially and ethnically diverse group composed of people living with HIV and drug use, working in addiction treatment, healthcare…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchCleveland, OH, United StatesHQ recorded Sep 20, 202611-5012 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchBinghamton, NY, United StatesHQ recorded Sep 20, 20261-1012 contacts →

Exact match

“Truth Pharm was born as a result of tragedy caused by the opioid epidemic, but we’re different from other organizations born from the same tragedy.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchSt. Louis, MO, United StatesHQ recorded Sep 20, 202611-5011 contacts →

Exact match

“Missouri Network for Opiate Reform & Recovery, MoNetwork, is a nonprofit based in South City St.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchPittsburgh, PA, United StatesHQ recorded Sep 20, 202611-5011 contacts →

Exact match

“Prevention Point Pittsburgh is a hospital & health care company based out of 907 West St, Pittsburgh, Pennsylvania, United States.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchMissoula, MT, United StatesHQ recorded Sep 20, 202611-5010 contacts →

Exact match

“Open Aid Alliance works with the unique potential of each individual to overcome stigma as they seek greater health.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchSyracuse, NY, United StatesHQ recorded Sep 20, 202611-5010 contacts →

Exact match

“Our Mission: To provide prevention education, intervention, and referral services that reduce the impact of substance misuse and support healthy decision-making across all stages…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchNew York, CA, United StatesHQ recorded Sep 20, 202611-509 contacts →

Exact match

“Next Harm Reduction is an online and mail-based harm reduction platform designed to reduce opiate overdose death, facilitate resource utilization, and improve health outcomes for…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchIthaca, NY, United StatesHQ recorded Sep 20, 202611-509 contacts →

Exact match

“The REACH Project, Inc.(REACH) is a nonprofit organization founded in 2017 by Dr.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 123 harm reduction service providers based in the United States

See the full list, filter by size, metro and specialty, and access 375 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Harm reduction service providers based in the United States at a glance

As of Sep 20, 2026
31.5%Verified-email coverage
9.7Average contacts per company
1-10Median size (employees)
4.1%Largest-city concentration · Philadelphia
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
76
11-50
39
51-200
6
501-1,000
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 123 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “harm reduction service providers” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 375 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 20, 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.

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 “harm reduction service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many harm reduction service providers are there based in the United States?

RevenueBase identified 123 company matches for harm reduction service providers associated with the United States 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?

Victory Programs tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most harm reduction service providers?

Philadelphia leads with 5 company records, followed by Oakland (4) and Athens (3).

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 375 professional contacts with verified work emails tracked across these 123 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 20, 2026.

Ready to reach these companies? Verified emails and direct dials for all 123 harm reduction service providers based in the United States. Start with a free account, no credit card.

Download this list →

Related 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.