Company lists · Data refreshed October 2026

Top 25 Sign language software companies worldwide

RevenueBase identified 390 company matches for sign language software companies worldwide as of October 2026 and tracks 2,861 professional contacts across them, including 535 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for sign language software companies worldwide, 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 October 20, 2026. Country and city lists for sign language software companies follow the table.

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 Oct 20, 2026 How this list was built
390Companies
2,861Contacts tracked
535Verified emails
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The 25 largest sign language software companies worldwide

Ranked by team size
Top 25 of 390 company matches for sign language software companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 20, 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 matchAustin, TX, United StatesHQ recorded Oct 20, 20261,001-5,000600 contacts →

Exact match

“Communication Service for the Deaf, Inc.(CSD) is a private, nonprofit organization dedicated to creating and providing technologies and services that benefit the deaf and hard of…”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
2Exact matchMaceió, BrazilHQ recorded Oct 20, 202651-200120 contacts →

Exact match

“Tecnologias que transformam a acessibilidade digital da sua empresa.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
3Exact matchSao Paulo, BrazilHQ recorded Oct 20, 202651-20066 contacts →

Exact match

“Educalibras é empresa pioneira e líder no mercado de inclusão e acessibilidade comunicacional às pessoas surdas e surdocegas.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
4Exact matchMalvern, United KingdomHQ recorded Oct 20, 202651-20049 contacts →

Exact match

“Smartbox leads the way in creating assistive technology that enables disabled people to have a voice and live more independently.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
5Exact matchParis, FranceHQ recorded Oct 20, 202651-20046 contacts →

Exact match

“Rogervoice is an app that enriches connections between people, anytime and anywhere, through an accessible, simple and innovative telephone experience.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
6Exact matchStockholm, SwedenHQ recorded Oct 20, 2026501-1,00034 contacts →

Exact match

“Dynavox Group AB (publ) is the parent company for Tobii Dynavox, the global leader in assistive communication.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
7Exact matchNorth Attleboro, MA, United StatesHQ recorded Oct 20, 2026201-50033 contacts →

Exact match

“Partners Interpreting is a private, full-service language company that provides a suite of communication access solutions with sign language interpreters and captioning services…”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
8Exact matchVienna, AustriaHQ recorded Oct 20, 202611-5029 contacts →

Exact match

“Our mission is to break down language barriers and build bridges between Deaf and hearing people.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
9Exact matchGuildford, United KingdomHQ recorded Oct 20, 202611-5028 contacts →

Exact match

“Signapse is a Sign Language translation software company that uses Generative AI to achieve photo-realism and accuracy to provide greater accessibility for the Deaf community.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
10Exact matchSt. Augustine, FL, United StatesHQ recorded Oct 20, 202611-5027 contacts →

Exact match

“Cirrus is a leading sign language accessibility firm offering education-focused interpreting, high quality translation, and interpreter education.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
11Exact matchAuckland, New ZealandHQ recorded Oct 20, 20261-1026 contacts →

Exact match

“Kara Technologies is an award-winning high-tech start-up.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
12Exact matchWarsaw, PolandHQ recorded Oct 20, 202611-5026 contacts →

Exact match

“Overview 5% of the world’s population - more or less 360 million people - have disabling hearing loss, according to the World Health Organization.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
13Exact matchOlten, SwitzerlandHQ recorded Oct 20, 202651-20024 contacts →

Exact match

“Unsere zentrale Verpflichtung gilt den Gehörlosen und Schwerhörigen.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
14Exact matchProvo, UT, United StatesHQ recorded Oct 20, 202611-5023 contacts →

Exact match

“All-in-one Smarter Communication.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
15Exact matchCopenhagen, DenmarkHQ recorded Oct 20, 202611-5023 contacts →

Exact match

“DeafTawk is an online sign language interpretation services through mobile applications available both on Android and iOS.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
16Exact matchDoha, QatarHQ recorded Oct 20, 202611-5022 contacts →

Exact match

“We aim to empower Deaf and hard-of-hearing individuals with seamless communication solutions.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
17Exact matchOrlando, FL, United StatesHQ recorded Oct 20, 202611-5022 contacts →

Exact match

“At 360 Direct Access, we partner with public-facing companies around the world to eliminate overlooked communication barriers that impact Deaf and hard of hearing communities…”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
18Exact matchVenice, ItalyHQ recorded Oct 20, 202611-5018 contacts →

Exact match

“VEASYT Live!”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
19Exact matchNew York, United StatesHQ recorded Oct 20, 202611-5018 contacts →

Exact match

“Nagish stands for 'Accessible' in Hebrew and our mission is to make communication more accessible.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
20Exact matchAustin, TX, United StatesHQ recorded Oct 20, 202611-5017 contacts →

Exact match

“Your calls, your terms.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
21Exact matchSão Paulo, BrazilHQ recorded Oct 20, 202611-5017 contacts →

Exact match

“Nós acreditamos em acessibilidade na comunicação como um instrumento para conectar as pessoas e ultrapassar barreiras.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
22Exact matchBoston, MA, United StatesHQ recorded Oct 20, 20261-1016 contacts →

Exact match

“There are millions of Americans that are DeafBlind; they cannot see OR hear.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
23Exact matchMurray, UT, United StatesHQ recorded Oct 20, 202611-5015 contacts →

Exact match

“Communicate with everyone.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
24Exact matchRome, ItalyHQ recorded Oct 20, 202611-5014 contacts →

Exact match

“Pedius is a communication system that allows deaf people to make normal phone calls.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
25Exact matchBelo Horizonte, BrazilHQ recorded Oct 20, 202611-5014 contacts →

Exact match

“Comunicar deve depender só da própria vontade.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase

Showing 25 of 390 sign language software companies worldwide

See the full list, filter by size, metro and specialty, and access 535 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sign language software companies worldwide at a glance

As of Oct 20, 2026
18.7%Verified-email coverage
7.3Average contacts per company
1-10Median size (employees)
2.8%Largest-city concentration · Sao Paulo
Oct 20, 2026Page data refreshed

Companies by employee count

1-10
290
11-50
80
51-200
14
201-500
2
501-1,000
3
1,001-5,000
1

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for sign language software companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “sign language software 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. 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 535 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 October 20, 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.

Sign language software companies by location

2 lists · largest first

Every Sign language software companies 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 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 software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sign language software companies are there worldwide?

RevenueBase identified 390 company matches for sign language software companies worldwide as of October 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?

Communication Service For The Deaf CSD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most sign language software companies?

The United States leads with 81 companies, followed by the United Kingdom (26). Every sign language software companies list by country and city is linked on this page.

Which city has the most sign language software companies?

Sao Paulo leads with 11 company records, followed by London (8) and Austin (7).

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 535 professional contacts with verified work emails tracked across these 390 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 October 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 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.