Company lists · Data refreshed September 2026

Top 14 Addiction treatment nonprofits based in London, United Kingdom

RevenueBase identified 37 company matches for addiction treatment nonprofits associated with London, United Kingdom as of September 2026 and tracks 579 professional contacts across them, including 243 with verified work emails and 18 with mobile numbers. Across the United Kingdom, London is the largest hub for this category.

This list covers company matches for addiction treatment nonprofits associated with London, United Kingdom, 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 19, 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 19, 2026 How this list was built
37Companies
579Contacts tracked
243Verified emails
18Mobile numbers
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The 14 largest addiction treatment nonprofits based in London, United Kingdom

Ranked by team size
Top 14 of 37 company matches for addiction treatment nonprofits based in London, United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 matchLondon, United KingdomHQ recorded Sep 19, 20261,001-5,000434 contacts →

Exact match

“Welcome to WithYou, a charity dedicated to helping people experiencing issues with drugs, alcohol or mental health.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-1020 contacts →

Exact match

“Lions Campus is dedicated to making a positive change in the lives of young people and their families.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-5013 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-1013 contacts →

Exact match

“At OYNB, we help people become the best version of themselves: physically, mentally, and emotionally.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-1011 contacts →

Exact match

“We aim to serve the needs of the local clients and clients from the UK and abroad who are looking for discretion, professionalism and ultimately success when they have made the…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-108 contacts →

Exact match

“The OAD Clinic is a private clinic in Belgravia, London, which provides Mental Health, Drug Addiction, Alcohol Recovery and Painkiller Dependence treatment.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-504 contacts →

Exact match

“We help people find the right treatment for addiction.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-503 contacts →

Exact match

“INTRODUCING HELP ME STOP – AN ACCESSIBLE AND AFFORDABLE ONLINE AND FACE TO FACE INTENSIVE OUTPATIENT ‘DAYHAB’ TREATMENT PROGRAMME Based in Central London Help Me Stop is an…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 19, 202611-503 contacts →

Exact match

“City Addictions is a partnership of specialist Consultant Psychologists providing one-to-one treatment for a whole range of substance and behavioural addictions.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-103 contacts →

Exact match

“We are the national alliance of drug and alcohol treatment and recovery charities.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-102 contacts →

Exact match

“WeRise is an international eating disorder, addiction, substance abuse and mental health organization helping individuals, families, and professionals get the help and recovery…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-102 contacts →

Exact match

“We are delivering an actionable, structured and personalised recovery journey tailored to meet the complex needs of Entrepreneurs & C-Suite Executives.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-101 contacts →

Exact match

“A lot of people associate addiction with weakness.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 19, 20261-101 contacts →

Exact match

“Featured in publications such as Tatler, FT, Daily Telegraph.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 14 of 37 addiction treatment nonprofits based in London, United Kingdom

See the full list, filter by size, metro and specialty, and access 243 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Addiction treatment nonprofits based in London, United Kingdom at a glance

As of Sep 19, 2026
42.0%Verified-email coverage
3.1%Mobile-number coverage
15.6Average contacts per company
1-10Median size (employees)
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
25
11-50
9
51-200
2
1,001-5,000
1

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 21.0d

Company record updated

Median 86.0d

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 London, United Kingdom whose business descriptions match “addiction treatment nonprofits” 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 243 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 19, 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 “addiction treatment nonprofits”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many addiction treatment nonprofits are there based in London, United Kingdom?

RevenueBase identified 37 company matches for addiction treatment nonprofits associated with London, United Kingdom 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?

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

Which city in the United Kingdom has the most addiction treatment nonprofits?

London leads the United Kingdom with 37 company records, followed by Birmingham (5) and Glasgow (5).

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 243 professional contacts with verified work emails tracked across these 37 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 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 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.