Company lists · Data refreshed September 2026

Top 25 Deaf interpreter services based in the United Kingdom

RevenueBase identified 132 deaf interpreter services headquartered in the United Kingdom as of September 2026 and tracks 3,508 professional contacts across them, including 433 with verified work emails. London is the largest hub.

This list covers deaf interpreter services headquartered in the United Kingdom, 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 28, 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 28, 2026 86% judged on-target in blind review
132Companies
3,508Contacts tracked
433Verified emails
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The 25 largest deaf interpreter services based in the United Kingdom

Ranked by team size
Top 25 of 132 deaf interpreter services based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to deaf interpreter services: 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 evidenceManchester, United KingdomHQ checked Sep 28, 2026201-5001,145 contacts →

Indirect evidence

“The world is a better, fairer place when everyone is understood.”

Source: RevenueBase Database · checked Sep 28, 2026
2Partial evidenceLondon, United KingdomHQ checked Sep 28, 202651-200448 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
3Indirect evidenceRochdale, United KingdomHQ checked Sep 28, 202651-200363 contacts →

Indirect evidence

“Language Empire was established in 2001.”

Source: RevenueBase Database · checked Sep 28, 2026
4Partial evidenceBirmingham, United KingdomHQ checked Sep 28, 2026n/a221 contacts →

Partial evidence

“Premium Linguistic Services based in Birmingham providing interpreting and translation.”

Source: RevenueBase Database · checked Sep 28, 2026
5Partial evidenceLondon, United KingdomHQ checked Sep 28, 202651-200140 contacts →

Partial evidence

“The Language Shop is one of the UK's leading providers of interpreting, translation and examination services to the private and public sector.”

Source: RevenueBase Database · checked Sep 28, 2026
6Indirect evidenceHigh Wycombe, United KingdomHQ checked Sep 28, 202611-50123 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
7Partial evidenceHull, United KingdomHQ checked Sep 28, 202611-5084 contacts →

Partial evidence

“Language is Everything is an award-winning, UK-based interpreting and translation company.”

Source: RevenueBase Database · checked Sep 28, 2026
8Partial evidenceShipley, United KingdomHQ checked Sep 28, 202611-5052 contacts →

Partial evidence

“We believe in interpreting and translation for everyone who needs it and that no one should have to go without the support they need due to a language barrier.”

Source: RevenueBase Database · checked Sep 28, 2026
9Partial evidenceLeicester, United KingdomHQ checked Sep 28, 202651-20051 contacts →

Partial evidence

“You Take Action, We Deliver' Action Deafness is a Deaf-led* charity providing high quality, specialist services for Deaf, Deafblind and Hard of Hearing individuals throughout the…”

Source: RevenueBase Database · checked Sep 28, 2026
10Partial evidenceLondon, United KingdomHQ checked Sep 28, 202651-20048 contacts →

Partial evidence

“Providing services to deaf people in their first or preferred language; usually British Sign Language (BSL) Services: Advice and Employability Advocacy and Wellbeing Consultancy…”

Source: RevenueBase Database · checked Sep 28, 2026
11Strong evidenceLondon, United KingdomHQ checked Sep 28, 202651-20038 contacts →

Strong evidence

“SignVideo provides live, on-demand British Sign Language (BSL) Video Interpreting services for the UK's Deaf community and UK organisations.”

Source: RevenueBase Database · checked Sep 28, 2026
12Partial evidenceLeeds, United KingdomHQ checked Sep 28, 202611-5035 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
13Indirect evidenceBelfast, United KingdomHQ checked Sep 28, 2026n/a34 contacts →

Indirect evidence

“FLEX Language Services has been in the forefront of foreign language services provision for over 18 years and has played a prominent part in helping local industry, commerce…”

Source: RevenueBase Database · checked Sep 28, 2026
14Partial evidenceManchester, United KingdomHQ checked Sep 28, 2026201-50030 contacts →

Partial evidence

“DA Languages is a leading interpreting and translation agency.”

Source: RevenueBase Database · checked Sep 28, 2026
15Partial evidenceWhitechapel, United KingdomHQ checked Sep 28, 202611-5025 contacts →

Partial evidence

“deafPLUS (formerly Breakthrough Deaf-Hearing Integration, established in the 1970's, has a long history of working with deaf and hard of hearing people in the UK.”

Source: RevenueBase Database · checked Sep 28, 2026
16Partial evidencePlymouth, United KingdomHQ checked Sep 28, 202611-5025 contacts →

Partial evidence

“The Inclusivity Group LTD, is a company committed to revolutionising support services for disabled and deaf individuals, as well as the services and professionals that underpin…”

Source: RevenueBase Database · checked Sep 28, 2026
17Partial evidenceCambridge, United KingdomHQ checked Sep 28, 202611-5017 contacts →

Partial evidence

“We are specialists in services for deaf people.”

Source: RevenueBase Database · checked Sep 28, 2026
18Partial evidenceGloucester, United KingdomHQ checked Sep 28, 202611-5016 contacts →

Partial evidence

“GDA is the only frontline charity providing support and services to deaf and hard of hearing people in the county of Gloucestershire.”

Source: RevenueBase Database · checked Sep 28, 2026
19Partial evidenceEngland, United KingdomHQ checked Sep 28, 202611-5016 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
20Partial evidenceLewes, United KingdomHQ checked Sep 28, 2026501-1,00016 contacts →

Partial evidence

“Founded in and based in Sussex, Vandu Languages provide onsite and remote interpreting, translations, training and health and social care advocacy to the public and private sector…”

Source: RevenueBase Database · checked Sep 28, 2026
21Indirect evidenceBirmingham, United KingdomHQ checked Sep 28, 202611-5015 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 28, 2026
22Partial evidenceReading, United KingdomHQ checked Sep 28, 202611-5014 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
23Partial evidenceWest Bromwich, United KingdomHQ checked Sep 28, 202651-20014 contacts →

Partial evidence

“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.”

Source: RevenueBase Database · checked Sep 28, 2026
24Partial evidenceLondon, United KingdomHQ checked Sep 28, 202651-20013 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 28, 2026
25Indirect evidenceGlasgow, United KingdomHQ checked Sep 28, 202651-20012 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 28, 2026

Showing 25 of 132 deaf interpreter services based in the United Kingdom

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Deaf interpreter services based in the United Kingdom at a glance

As of Sep 28, 2026
12.3%Verified-email coverage
26.6Average contacts per company
1-10Median size (employees)
28.8%Largest-city concentration · London
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
69
11-50
42
51-200
12
201-500
4
501-1,000
2
1,001-5,000
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 132 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 deaf interpreter services, 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 the United Kingdom whose own description of what they do matches “deaf interpreter services”. 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 deaf interpreter services), 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 deaf interpreter services, and records with no verified work email. Companies headquartered outside United Kingdom 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, 433 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 28, 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.

Deaf interpreter services by metro

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 deaf interpreter services, 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 deaf interpreter services are there based in the United Kingdom?

RevenueBase identified 132 deaf interpreter services headquartered in the United Kingdom 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?

DALS, headquartered in Manchester, tops this list with the largest team on record.

Which city has the most deaf interpreter services?

London leads with 38 headquartered companies, followed by Birmingham (8) and Coventry (3).

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 433 verified decision-maker contacts tracked across these 132 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 28, 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.