Company lists · Data refreshed November 2026

Top 25 Harm reduction organizations worldwide

RevenueBase identified 656 company matches for harm reduction organizations worldwide as of November 2026 and tracks 7,684 professional contacts across them, including 2,422 with verified work emails. The United States is the largest market and Paris the largest hub.

This list covers company matches for harm reduction organizations worldwide, 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 November 6, 2026. Country and city lists for harm reduction organizations follow the table.

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 Nov 6, 2026 How this list was built
656Companies
7,684Contacts tracked
2,422Verified emails
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The 25 largest harm reduction organizations worldwide

Ranked by team size
Top 25 of 656 company matches for harm reduction organizations worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchVancouver, BC, CanadaHQ recorded Nov 6, 20261,001-5,000305 contacts →

Exact match

“We provide housing, healthcare, harm reduction and health promotion for some of the most marginalized people in Vancouver and Victoria.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBoston, MA, United StatesHQ recorded Nov 6, 202651-200227 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMelbourne, AustraliaHQ recorded Nov 6, 202651-200158 contacts →

Exact match

“We work in partnership with others to support and create evidence-based policies and practice that prevent and minimise the harm caused by alcohol and other drugs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchJnah, LebanonHQ recorded Nov 6, 2026n/a136 contacts →

Exact match

“Lebanese Center for Addictions”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchAnnerley, AustraliaHQ recorded Nov 6, 202651-200135 contacts →

Exact match

“Drug ARM is a specialist not-for-profit, non-government organisation that supports people, families and communities to achieve positive transformation through awareness…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchDublin, IrelandHQ recorded Nov 6, 202651-200131 contacts →

Exact match

“Merchants Quay Ireland is a national voluntary organization that helps people who are dealing with homelessness and those caught in addiction.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchAlexandria, VA, United StatesHQ recorded Nov 6, 202611-50122 contacts →

Exact match

“Founded in response to the devastating crack-cocaine epidemic of the 1980s, CADCA was born from a nationwide need to mobilize communities against rising drug use.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchGuelph, ON, CanadaHQ recorded Nov 6, 202651-200108 contacts →

Exact match

“Our Mission: With a commitment to partnership, support, and advocacy, Stonehenge delivers expert services to individuals, families, and communities experiencing harm related to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchStockholm, SwedenHQ recorded Nov 6, 202651-20091 contacts →

Exact match

“IOGT-NTO arbetar för ett tryggare samhälle där ingen far illa av alkohol och andra droger – varken i Sverige eller någon annanstans i världen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202651-20091 contacts →

Exact match

“The Drug Policy Alliance is the leading organization in the U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchKingston, ON, CanadaHQ recorded Nov 6, 2026201-50089 contacts →

Exact match

“AMHS-KFLA is a non-profit organization providing mental health and addiction services to nearly people across Kingston, Frontenac, Lennox and Addington.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSt Mellons, United KingdomHQ recorded Nov 6, 2026201-50085 contacts →

Exact match

“Kaleidoscope provides a wide range of services that support people and families affected by drugs and alcohol.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLisbon, PortugalHQ recorded Nov 6, 202651-20081 contacts →

Exact match

“We have been around since 2001 because we believe in community inclusion for vulnerable and socially excluded groups.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBowen Hills, AustraliaHQ recorded Nov 6, 202651-20073 contacts →

Exact match

“QuIHN is a non-government and not-for-profit charity providing a range of specialist social and medical services relating to alcohol and other drug use and mental health.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSeattle, WA, United StatesHQ recorded Nov 6, 202611-5070 contacts →

Exact match

“Formerly the Public Defender Association, Purpose.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSan Antonio, TX, United StatesHQ recorded Nov 6, 202651-20066 contacts →

Exact match

“MISSION: Empowering our community to live healthy lives by providing prevention, intervention, and recovery support services for children and adults.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSwansea, United KingdomHQ recorded Nov 6, 2026201-50062 contacts →

Exact match

“Barod is the Welsh word for 'ready'.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchCamp Hill, PA, United StatesHQ recorded Nov 6, 2026501-1,00061 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 · Nov 6, 2026 · View company records in RevenueBase
19Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202611-5061 contacts →

Exact match

“HIPS was formed in 1993 by community representatives in response to the recognized need for specialized services for youth engaging in sex for gain in Washington, D.C.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 2026201-50054 contacts →

Exact match

“Team Awareness Combating Overdose (TACO) is a 501(c)(3) public health charity that increases the safety & wellbeing of young adults by providing comprehensive, data-based drug…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchGlasgow, United KingdomHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“SDF is membership-based organisation improving Scotland's approach to drug-related issues.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchMansfield, AustraliaHQ recorded Nov 6, 202611-5049 contacts →

Exact match

“Our vision is to reduce suffering and safeguard a generation of young people, acting as a positive peer presence to empower them to make positive life choices and become a voice…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchUnited StatesHQ recorded Nov 6, 202651-20049 contacts →

Exact match

“Le CEID-Addictions est une des plus anciennes associations du champ des Addictions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchHelsinki, FinlandHQ recorded Nov 6, 202651-20046 contacts →

Exact match

“Päihde- tai rahapeliongelma varjostaa monien elämää tavalla tai toisella, vaikka itsellä ei näitä ongelmia olisikaan.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchAustin, TX, United StatesHQ recorded Nov 6, 202611-5046 contacts →

Exact match

“Sesh was created to find solutions for a world without cigarettes or vapes.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 656 harm reduction organizations worldwide

See the full list, filter by size, metro and specialty, and access 2,422 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Harm reduction organizations worldwide at a glance

As of Nov 6, 2026
31.5%Verified-email coverage
11.7Average contacts per company
1-10Median size (employees)
1.5%Largest-city concentration · Paris
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
355
11-50
219
51-200
54
201-500
9
501-1,000
5
1,001-5,000
3

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for harm reduction organizations are linked below.
What qualifies
Company records worldwide whose business descriptions match “harm reduction organizations” 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. 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 2,422 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 November 6, 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.

Harm reduction organizations by location

4 lists · largest first

Every Harm reduction organizations list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many harm reduction organizations are there worldwide?

RevenueBase identified 656 company matches for harm reduction organizations worldwide as of November 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?

PHS Community Services Society tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most harm reduction organizations?

The United States leads with 249 companies, followed by Canada (58) and the United Kingdom (35). Every harm reduction organizations list by country and city is linked on this page.

Which city has the most harm reduction organizations?

Paris leads with 10 company records, followed by New York (9) and Melbourne (8).

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 2,422 professional contacts with verified work emails tracked across these 656 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 November 6, 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 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.