Company lists · Data refreshed September 2026

Top 25 Natural language processing services worldwide

RevenueBase identified 1,716 natural language processing services worldwide as of September 2026 and tracks 18,298 professional contacts across them, including 3,445 with verified work emails. The United States is the largest market and London the largest hub.

This list covers natural language processing services worldwide, 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. Country and city lists for natural language processing services follow the table.

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
1,716Companies
18,298Contacts tracked
3,445Verified emails
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The 25 largest natural language processing services worldwide

Ranked by team size
Top 25 of 1,716 natural language processing services worldwide, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to natural language processing 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
1Partial evidenceCologne, GermanyHQ checked Sep 20, 20261,001-5,0001,342 contacts →

Partial evidence

“DeepL is a global communications platform powered by Language AI.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceLos Altos, CA, United StatesHQ checked Sep 20, 202651-200551 contacts →

Indirect evidence

“We leverage our AI data and localization experience – gained from working with the largest AI/NLP deployments in the world – to help train and fine-tune AI and LLM apps.”

Source: RevenueBase Database · checked Sep 20, 2026
3Indirect evidenceHouston, TX, United StatesHQ checked Sep 20, 2026201-500347 contacts →

Indirect evidence

“Flip Robo is an artificial intelligence company.”

Source: RevenueBase Database · checked Sep 20, 2026
4Strong evidenceNew York, United StatesHQ checked Sep 20, 2026201-500317 contacts →

Strong evidence

“Jio Haptik has pioneered AI-powered innovation since 2013, processing 10B+ conversations and 10M+ transactions across 10+ channels and in 135 languages for 500+ enterprises.”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidenceSan Francisco, CA, United StatesHQ checked Sep 20, 202651-200234 contacts →

Indirect evidence

“Gnani AI is the frontier Voice AI company the world runs on.”

Source: RevenueBase Database · checked Sep 20, 2026
6Partial evidenceBangalore, IndiaHQ checked Sep 20, 202651-200209 contacts →

Partial evidence

“Reverie Language Technologies is leading the way in making the digital world more linguistically diverse and inclusive.”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceNoida, IndiaHQ checked Sep 20, 202651-200195 contacts →

Indirect evidence

“Rezo.ai is an Unified Agentic AI platform for Enterprises that revolutionizes Customer Experience operations with AI-powered solutions and real-time support.”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceCairo, EgyptHQ checked Sep 20, 2026501-1,000192 contacts →

Indirect evidence

“We at Go Chat247, we're constantly exploring ways to help you enhance your customer experience through AI.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceSarıyer, TürkiyeHQ checked Sep 20, 202651-200186 contacts →

Indirect evidence

“SESTEK is a conversational automation company working on AI-powered solutions for customer service since Our R&D team of 100+ engineers develops conversational products built on…”

Source: RevenueBase Database · checked Sep 20, 2026
10Strong evidenceBegumpet, IndiaHQ checked Sep 20, 2026201-500136 contacts →

Strong evidence

“Pranathi Software Services is a leading provider in AI and ML services, web development, chatbot development, natural language processing (NLP), and deep learning.”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceParis, GermanyHQ checked Sep 20, 202651-200128 contacts →

Indirect evidence

“Sinequa by ChapsVision helps large organizations turn Entreprise Knowledge into actionable intelligence with AI and GenAI.”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceBengaluru, IndiaHQ checked Sep 20, 2026501-1,000121 contacts →

Indirect evidence

“Exdion, leveraging the cutting-edge capabilities of GenAI, is a leading AI, ML, NLP-led transformational partner that transcends conventional product offerings and instead…”

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceNoida, IndiaHQ checked Sep 20, 202651-200117 contacts →

Indirect evidence

“Ori is a Generative AI platform that harnesses Gen-AI for smarter, more impactful communication.”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceCambridge, United KingdomHQ checked Sep 20, 202651-200115 contacts →

Indirect evidence

“Speechmatics is the world’s leading expert in speech technology, combining the latest breakthroughs in AI and ML to unlock the business value in human speech.”

Source: RevenueBase Database · checked Sep 20, 2026
15Partial evidenceRiga, LatviaHQ checked Sep 20, 202651-200113 contacts →

Partial evidence

“Tilde is one of the leading European language technology companies.”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceKöln, GermanyHQ checked Sep 20, 202651-20098 contacts →

Indirect evidence

“ITyX Solutions is a leading provider of AI-first Business Process Outsourcing (BPO) and intelligent automation solutions, helping organizations transform customer service…”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceMclean, VA, United StatesHQ checked Sep 20, 202651-20095 contacts →

Indirect evidence

“AppTek.ai is a global leader in artificial intelligence (AI) and machine learning (ML) technologies for automatic speech recognition (ASR), neural machine translation (NMT)…”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceParis, FranceHQ checked Sep 20, 202651-20094 contacts →

Indirect evidence

“Créez une expérience client unique grâce aux solutions d'Intelligence Artificielle Conversationnelle, Vocale et Générative ZAION.”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidenceZurich, SwitzerlandHQ checked Sep 20, 202651-20092 contacts →

Indirect evidence

“Enterprise Bot, founded in 2017, leverages GenAI technology to redefine customer engagement and operational processes for businesses worldwide.”

Source: RevenueBase Database · checked Sep 20, 2026
20Indirect evidenceUnited StatesHQ checked Sep 20, 202651-20091 contacts →

Indirect evidence

“BOTNOI Company, founded in 2017 by Dr.”

Source: RevenueBase Database · checked Sep 20, 2026
21Indirect evidenceJakarta, IndonesiaHQ checked Sep 20, 202651-20089 contacts →

Indirect evidence

“Kata.ai is an Indonesian Conversational Artificial Intelligence company with a focus on enhancing the understanding of human conversations, improving the way humans collaborates…”

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidenceUnited StatesHQ checked Sep 20, 202651-20088 contacts →

Indirect evidence

“Jeen.AI empowers organizations to easily build and deploy advanced AI bots.”

Source: RevenueBase Database · checked Sep 20, 2026
23Indirect evidenceMumbai, IndiaHQ checked Sep 20, 2026201-50078 contacts →

Indirect evidence

“Cloudpoint, a GDPR, ISO9001, and ISO27001 compliant organisation with its in-house developed AI-enabled applications offers Voice and Text analytics, Social CRM, Sentiment, and…”

Source: RevenueBase Database · checked Sep 20, 2026
24Indirect evidenceMaceió, BrazilHQ checked Sep 20, 202651-20071 contacts →

Indirect evidence

“Weni is an Artificial Intelligence company applied to communication.”

Source: RevenueBase Database · checked Sep 20, 2026
25Indirect evidenceHouston, TX, United StatesHQ checked Sep 20, 202611-5066 contacts →

Indirect evidence

“Allganize helps insurance, finance, SaaS companies automate answering questions from a myriad of complex text documents.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 1,716 natural language processing services worldwide

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Natural language processing services worldwide at a glance

As of Sep 20, 2026
18.8%Verified-email coverage
10.7Average contacts per company
1-10Median size (employees)
2.6%Largest-city concentration · London
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
1,097
11-50
476
51-200
98
201-500
30
501-1,000
7
1,001-5,000
3
5,001-10,000
1
10001+
2

Email recency is reported on each country list linked below.

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 natural language processing 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.
Coverage
Every country. Country and city lists for natural language processing services are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “natural language processing 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 natural language processing 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 natural language processing services, and records with no verified work email.
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, 3,445 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.

Natural language processing services by location

13 lists · largest first

Every Natural language processing services 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 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 natural language processing 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 natural language processing services are there worldwide?

RevenueBase identified 1,716 natural language processing services worldwide 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?

DEEPL, headquartered in Cologne, tops this list with the largest team on record.

Which country has the most natural language processing services?

The United States leads with 291 companies, followed by India (190) and the United Kingdom (86). Every natural language processing services list by country and city is linked on this page.

Which city has the most natural language processing services?

London leads with 45 headquartered companies, followed by Toronto (27) and San Francisco (24).

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 3,445 verified decision-maker contacts tracked across these 1,716 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.