Company lists · Data refreshed September 2026

Top 25 Multilingual content writing services based in the United Kingdom

RevenueBase identified 138 multilingual content writing services headquartered in the United Kingdom as of September 2026 and tracks 1,408 professional contacts across them, including 275 with verified work emails. London is the largest hub.

This list covers multilingual content writing 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 20, 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 20, 2026 86% judged on-target in blind review
138Companies
1,408Contacts tracked
275Verified emails
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The 25 largest multilingual content writing services based in the United Kingdom

Ranked by team size
Top 25 of 138 multilingual content writing services based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to multilingual content writing 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
1Strong evidenceLondon, United KingdomHQ checked Sep 20, 202651-200309 contacts →

Strong evidence

“Mother Tongue builds custom multilingual content solutions for global brands, powered by Creative Language Intelligence.”

Source: RevenueBase Database · checked Sep 20, 2026
2Partial evidenceLeeds, United KingdomHQ checked Sep 20, 202651-200133 contacts →

Partial evidence

“Travod International is your global content service partner offering customised and agile technology to entrepreneurs and global enterprises so that they build successful…”

Source: RevenueBase Database · checked Sep 20, 2026
3Partial evidenceWhiteley, United KingdomHQ checked Sep 20, 202651-200110 contacts →

Partial evidence

“With more than 30 years’ experience in translation, localisation and content creation, Sandberg is an ISO 17100-certified translation company and centre of excellence for…”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceGlasgow, United KingdomHQ checked Sep 20, 202611-5092 contacts →

Indirect evidence

“When you need to communicate in foreign languages, Global Connects will make your first impression count.”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidenceHarrogate, United KingdomHQ checked Sep 20, 202611-5044 contacts →

Indirect evidence

“We are more than a Language Service Provider.”

Source: RevenueBase Database · checked Sep 20, 2026
6Partial evidenceWoking, United KingdomHQ checked Sep 20, 202611-5041 contacts →

Partial evidence

“3di has delivered outsourced technical writing, translation and localization services to global companies and technology businesses for 20 years.”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceNewquay, United KingdomHQ checked Sep 20, 202611-5034 contacts →

Indirect evidence

“AJT were translation and localisation specialists for the European market, offering a range of professional language services to business clients, including translation…”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceCambridge, United KingdomHQ checked Sep 20, 202651-20028 contacts →

Indirect evidence

“Our teams are held to the highest of standards.”

Source: RevenueBase Database · checked Sep 20, 2026
9Strong evidenceLondon, United KingdomHQ checked Sep 20, 202611-5028 contacts →

Strong evidence

“Key Content, a MarketFully company, offers multilingual content services at scale.”

Source: RevenueBase Database · checked Sep 20, 2026
10Strong evidenceLondon, United KingdomHQ checked Sep 20, 20261-1022 contacts →

Strong evidence

“We are Managed Language; a boutique international multilingual content management agency.”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceLondon, United KingdomHQ checked Sep 20, 202611-5018 contacts →

Indirect evidence

“We are a creative translation, transcreation & copywriting agency based in London, UK.”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceBath, United KingdomHQ checked Sep 20, 202611-5017 contacts →

Indirect evidence

“Brightlines Translation delivers expert marketing translation services for international business.”

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceEdinburgh, United KingdomHQ checked Sep 20, 20261-1016 contacts →

Indirect evidence

“Translators Family helps organisations communicate clearly across languages when accuracy, trust and smooth delivery matter.”

Source: RevenueBase Database · checked Sep 20, 2026
14Strong evidenceBrighton, United KingdomHQ checked Sep 20, 202611-5015 contacts →

Strong evidence

“The clue is in the name: we’re your writing arm, your copy team, your content department.”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceLeeds, United KingdomHQ checked Sep 20, 202611-5011 contacts →

Indirect evidence

“A trusted Yorkshire translation agency since 2003, we’ve translated millions of words and hundreds of websites.”

Source: RevenueBase Database · checked Sep 20, 2026
16Partial evidenceLondon, United KingdomHQ checked Sep 20, 202611-5010 contacts →

Partial evidence

“At ThoughtSpark, we’re all about content.”

Source: RevenueBase Database · checked Sep 20, 2026
17Strong evidenceLondon, United KingdomHQ checked Sep 20, 202611-506 contacts →

Strong evidence

“OSI is a specialized provider of translation & language services, multilingual content production and international marketing.”

Source: RevenueBase Database · checked Sep 20, 2026
18Partial evidenceLondon, United KingdomHQ checked Sep 20, 20261-106 contacts →

Partial evidence

“Resonance is a language, culture and content partner for brands that need their global communications to work harder in every market.”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidenceYork, United KingdomHQ checked Sep 20, 20261-106 contacts →

Indirect evidence

“Welcome to the translation company that gets SEO.”

Source: RevenueBase Database · checked Sep 20, 2026
20Indirect evidenceYork, United KingdomHQ checked Sep 20, 20261-106 contacts →

Indirect evidence

“Copywriting and editing services for businesses of all sizes.”

Source: RevenueBase Database · checked Sep 20, 2026
21Partial evidenceNewcastle Upon Tyne, United KingdomHQ checked Sep 20, 202611-505 contacts →

Partial evidence

“At Content Quality we don’t just offer localisation services, we become your global voice.”

Source: RevenueBase Database · checked Sep 20, 2026
22Partial evidenceSwansea, United KingdomHQ checked Sep 20, 202611-505 contacts →

Partial evidence

“10 LOC allows content publishers to increase international fan engagement, improve accessibility and capitalise on global commercial opportunities with our sector specific…”

Source: RevenueBase Database · checked Sep 20, 2026
23Partial evidenceLondon, United KingdomHQ checked Sep 20, 20261-103 contacts →

Partial evidence

“Hg2 Content Lab is a digital content agency specialising in premium and boutique brands.”

Source: RevenueBase Database · checked Sep 20, 2026
24Partial evidenceShoreham-by-sea, United KingdomHQ checked Sep 20, 20261-103 contacts →

Partial evidence

“Cream Content is a thought leadership, content and marketing agency, working across all content formats and delivering campaigns across regions and languages.”

Source: RevenueBase Database · checked Sep 20, 2026
25Indirect evidenceLondon, United KingdomHQ checked Sep 20, 202611-503 contacts →

Indirect evidence

“The Copywriter Circle grants access to a pool of the world’s leading writers whose words tend to get people listening… across 74 languages, 112 markets and countless disciplines.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 138 multilingual content writing services based in the United Kingdom

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Multilingual content writing services based in the United Kingdom at a glance

As of Sep 20, 2026
19.5%Verified-email coverage
10.2Average contacts per company
1-10Median size (employees)
41.3%Largest-city concentration · London
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
98
11-50
30
51-200
7
201-500
1
1,001-5,000
1
5,001-10,000
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 138 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 multilingual content writing 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 “multilingual content writing 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 multilingual content writing 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 multilingual content writing 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, 275 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 20, 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.

Multilingual content writing services by metro

  • Multilingual content writing services in London57

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 multilingual content writing 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 multilingual content writing services are there based in the United Kingdom?

RevenueBase identified 138 multilingual content writing 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?

Mother Tongue, headquartered in London, tops this list with the largest team on record.

Which city has the most multilingual content writing services?

London leads with 57 headquartered companies, followed by Bristol (4) and Glasgow (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 275 verified decision-maker contacts tracked across these 138 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 20, 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.