Company lists · Data refreshed September 2026

Top 25 Sign language interpreter training companies based in the United Kingdom

RevenueBase identified 69 company matches for sign language interpreter training companies associated with the United Kingdom as of September 2026 and tracks 930 professional contacts across them, including 130 with verified work emails and 50 with mobile numbers. London is the largest hub.

This list covers company matches for sign language interpreter training companies associated with the 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 6, 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 6, 2026 How this list was built
69Companies
930Contacts tracked
130Verified emails
50Mobile numbers
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The 25 largest sign language interpreter training companies based in the United Kingdom

Ranked by team size
Top 25 of 69 company matches for sign language interpreter training companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 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 matchLondon, United KingdomHQ recorded Sep 6, 202651-200448 contacts →

Exact match

“LanguageLine Solutions offers face-to-face interpreting services across the UK, market leading telephone interpreting services in more than 240 languages, British Sign Language…”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
2Exact matchHigh Wycombe, United KingdomHQ recorded Sep 6, 202611-50123 contacts →

Exact match

“Silent Sounds Communications Limited is a private organisation based in High Wycombe.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
3Exact matchLeeds, United KingdomHQ recorded Sep 6, 202611-5035 contacts →

Exact match

“We have been providing independent professional communication services for hard of hearing and deaf people since 2002.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
4Exact matchLeeds, United KingdomHQ recorded Sep 6, 202651-20019 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
5Exact matchEngland, United KingdomHQ recorded Sep 6, 202611-5016 contacts →

Exact match

“Positive Signs provides communication support services, interpreting services, sign language training and advice on employment including Access to Work.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
6Exact matchReading, United KingdomHQ recorded Sep 6, 202611-5014 contacts →

Exact match

“A professional service based in Reading, providing communication and community services to the Deaf, Deaf Blind and Hard of Hearing communities.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
7Exact matchWest Bromwich, United KingdomHQ recorded Sep 6, 202651-20014 contacts →

Exact match

“SDCA aim to actively encourage, empower and enrich the lives of deaf and hard of hearing people in Sandwell by providing accessible community-based services.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
8Exact matchShoreham-by-sea, United KingdomHQ recorded Sep 6, 20261-1014 contacts →

Exact match

“DPSI Online: Pioneering Interpreter and Translator Training Online Since 2009 At DPSI Online, we're dedicated to elevating the standards of public service interpreting and…”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 6, 202651-20013 contacts →

Exact match

“InSignLanguage is a UK-based accessibility tech company on a mission to make communication inclusive for the Deaf and hard-of-hearing community.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
10Exact matchGlasgow, United KingdomHQ recorded Sep 6, 202651-20012 contacts →

Exact match

“Sign Language Interactions is a well established company with a proven track record of service delivery within the public, private and voluntary sector.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 6, 20261-1011 contacts →

Exact match

“Overseas Interpreting provides tailor-made communication solutions for deaf academics and professionals.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
12Exact matchBirmingham, United KingdomHQ recorded Sep 6, 202611-508 contacts →

Exact match

“CommPlus is the largest employer of Sign Language Interpreters in England.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 6, 202611-508 contacts →

Exact match

“Deaf Umbrella is a trusted provider of BSL communication support, CPD-accredited training, and Deaf employment services in London and the South East.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
14Exact matchWhitstable, United KingdomHQ recorded Sep 6, 20261-106 contacts →

Exact match

“Interpreting Matters provides professional British Sign Language (BSL) interpreting and language support services, helping organisations ensure their services, workplaces and…”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
15Exact matchNewton Aycliffe, United KingdomHQ recorded Sep 6, 202611-505 contacts →

Exact match

“Enabling Better Life Choices”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Sep 6, 20261-104 contacts →

Exact match

“Performance Interpreting Ltd provides professional British and Irish Sign Language interpreters to music, sports, and entertainment venues across the UK and Ireland.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
17Exact matchGosport, United KingdomHQ recorded Sep 6, 20261-103 contacts →

Exact match

“Deaf-led.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
18Exact matchLeicester, United KingdomHQ recorded Sep 6, 20261-103 contacts →

Exact match

“iNet Interpreting Ltd is a translation and localization company based out of 12 Frog Island North Bridge Place, Leicester, United Kingdom.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Sep 6, 20261-103 contacts →

Exact match

“Specialist services in sign language interpreting and translation, as well as training and courses in sign language interpreting and translation- Sign language interpreting and…”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
20Exact matchThornaby-on-tees, United KingdomHQ recorded Sep 6, 20261-103 contacts →

Exact match

“MeSign are a Deaf led North-East organisation and we are British Sign Language (BSL) users ourselves.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
21Exact matchEdinburgh, United KingdomHQ recorded Sep 6, 202611-502 contacts →

Exact match

“SignLive is the Number 1 deaf lead organisation specialising in cutting edge British Sign Language interpreting services.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
22Exact matchBirmingham, United KingdomHQ recorded Sep 6, 20261-102 contacts →

Exact match

“cSeeker Ltd is a communication support agency, specialising from education to assessment, small business and events and providing high quality Communication Professionals (CPs)…”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
23Exact matchUk Wide, United KingdomHQ recorded Sep 6, 20261-102 contacts →

Exact match

“We strive to create a more inclusive and informed society by offering excellent, engaging and accessible deaf awareness and sign language solutions for everyone.”

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
24Exact matchHigh Wycombe, United KingdomHQ recorded Sep 6, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 6, 2026 · View company records in RevenueBase
25Exact matchHarlow, United KingdomHQ recorded Sep 6, 20261-101 contacts →

Exact match

“Welcome to Simply Signed BSL Training Courses - your West Essex provider of British Sign Language.”

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

Showing 25 of 69 sign language interpreter training companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 130 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sign language interpreter training companies based in the United Kingdom at a glance

As of Sep 6, 2026
14.0%Verified-email coverage
5.4%Mobile-number coverage
13.5Average contacts per company
1-10Median size (employees)
20.3%Largest-city concentration · London
Sep 6, 2026Page data refreshed

Companies by employee count

1-10
47
11-50
16
51-200
5

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

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 Kingdom whose business descriptions match “sign language interpreter training companies” 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 130 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 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.

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 “sign language interpreter training companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sign language interpreter training companies are there based in the United Kingdom?

RevenueBase identified 69 company matches for sign language interpreter training companies associated with the 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?

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

Which city has the most sign language interpreter training companies?

London leads with 14 company records, followed by Birmingham (4) and High Wycombe (2).

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 130 professional contacts with verified work emails tracked across these 69 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 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.