Company lists · Data refreshed November 2026

Top 25 Sign language interpreter services based in the United States

RevenueBase identified 553 company matches for sign language interpreter services associated with the United States as of November 2026 and tracks 29,185 professional contacts across them, including 3,460 with verified work emails. Austin is the largest hub.

This list covers company matches for sign language interpreter services associated with the United States, 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 November 5, 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 Nov 5, 2026 How this list was built
553Companies
29,185Contacts tracked
3,460Verified emails
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The 25 largest sign language interpreter services based in the United States

Ranked by team size
Top 25 of 553 company matches for sign language interpreter services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchMonterey, CA, United StatesHQ recorded Nov 5, 202610001+6,855 contacts →

Exact match

“LanguageLine Solutions is the world’s leading language solutions company.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchOverland Park, KS, United StatesHQ recorded Nov 5, 2026n/a5,848 contacts →

Exact match

“Language Access, Driven by Innovation.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchSalt Lake City, UT, United StatesHQ recorded Nov 5, 202610001+2,960 contacts →

Exact match

“Sorenson is a global language services providers, combining assistive technology with human-centric accessibility solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchSunrise, FL, United StatesHQ recorded Nov 5, 2026n/a759 contacts →

Exact match

“Voyce is a technology driven company, deeply committed to helping people in need facing language barriers, enabling them to easily and quickly communicate and get help.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchPortland, OR, United StatesHQ recorded Nov 5, 2026201-500619 contacts →

Exact match

“We provide on-demand interpreting services via phone and video.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchAustin, TX, United StatesHQ recorded Nov 5, 20261,001-5,000606 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 · Nov 5, 2026 · View company records in RevenueBase
7Exact matchWashington, DC, United StatesHQ recorded Nov 5, 202651-200556 contacts →

Exact match

“Jeenie is on a mission to end language barriers.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Nov 5, 202651-200483 contacts →

Exact match

“How can we help you?”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchSilver Spring, MD, United StatesHQ recorded Nov 5, 2026201-500455 contacts →

Exact match

“Welcome to Ad Astra, a leading global communication solutions and language services brand.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchAustin, TX, United StatesHQ recorded Nov 5, 20261,001-5,000291 contacts →

Exact match

“ZP is America's leading provider of Video Relay Services (VRS), Video Remote Interpreting (VRI), CART & Captioning Services, and on-site ASL interpreting - born from the union of…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchCharlotte, NC, United StatesHQ recorded Nov 5, 2026n/a288 contacts →

Exact match

“Since 1989, Fluent Language Solutions has helped tens of thousands of clients across the country overcome language barriers with the highest quality interpreting and translating…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchVienna, VA, United StatesHQ recorded Nov 5, 2026n/a263 contacts →

Exact match

“Liberty Language Services is a small, woman- and minority-owned language services agency headquartered in Tysons Corner, Virginia.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchVirginia Beach, VA, United StatesHQ recorded Nov 5, 2026n/a242 contacts →

Exact match

“For over 25 years, The Language Group (TLG) has helped organizations communicate clearly, confidently, and securely across languages and cultures.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchFayetteville, NC, United StatesHQ recorded Nov 5, 2026501-1,000225 contacts →

Exact match

“About us WorldWide Language Resources is a leading international organization that has provided elite operational combat interpreters and translators to support US, Allied and…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchPortland, OR, United StatesHQ recorded Nov 5, 202651-200213 contacts →

Exact match

“Linguava is a full-service provider of spoken and signed languages specializing in Over the Phone Interpretation, Video Remote Interpretation (VRI), Scheduled Video Interpretation…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchSan Diego, FL, United StatesHQ recorded Nov 5, 2026n/a162 contacts →

Exact match

“Interpreters Unlimited (IU) provides solutions wherever language creates a barrier to effective communication.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchFort Worth, TX, United StatesHQ recorded Nov 5, 2026n/a153 contacts →

Exact match

“TIN is a translation and interpreting company that exists to promote communication between and among individuals who speak, write and read different languages.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchLa Jolla, CA, United StatesHQ recorded Nov 5, 202611-50137 contacts →

Exact match

“Aira (pronounced eye ruh) was founded in 2015 to uniquely address the needs of people who are blind or have low vision by providing access to visual information thereby providing…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchIndianapolis, IN, United StatesHQ recorded Nov 5, 202611-50127 contacts →

Exact match

“Indianapolis-based LUNA Language Services provides translation and interpreting services for all industries and sectors, public and private.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchJacksonville, FL, United StatesHQ recorded Nov 5, 202651-200122 contacts →

Exact match

“We are a full service agency featuring community interpreting & continuing education providing the highest quality sign language interpreters nationwide.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchAustin, TX, United StatesHQ recorded Nov 5, 2026201-500112 contacts →

Exact match

“We provide Video Relay Service and Virtual Interpreting solutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchChicago, IL, United StatesHQ recorded Nov 5, 202651-200106 contacts →

Exact match

“Interprenet is a global language service provider committed to connecting the world with a distinct blend of human and tech-forward solutions powered by client-centric…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchAtlanta, GA, United StatesHQ recorded Nov 5, 202611-50101 contacts →

Exact match

“LATN Language Solutions is a comprehensive language services provider headquartered in Atlanta, Georgia.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchAtlanta, GA, United StatesHQ recorded Nov 5, 202611-5097 contacts →

Exact match

“A leading provider of scheduled interpretation (onsite, video, and phone) for both spoken languages and ASL.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchSeattle, WA, United StatesHQ recorded Nov 5, 2026201-50085 contacts →

Exact match

“InDemand Interpreting provides a comprehensive suite of leading-edge medical interpreting solutions designed to improve communications between clinicians and a growing population…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 553 sign language interpreter services based in the United States

See the full list, filter by size, metro and specialty, and access 3,460 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sign language interpreter services based in the United States at a glance

As of Nov 5, 2026
11.9%Verified-email coverage
52.8Average contacts per company
1-10Median size (employees)
2.9%Largest-city concentration · Austin
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
309
11-50
142
51-200
66
201-500
20
501-1,000
6
1,001-5,000
4
10001+
4

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 553 companies.

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 States whose business descriptions match “sign language interpreter services” 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 3,460 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 November 5, 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 services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sign language interpreter services are there based in the United States?

RevenueBase identified 553 company matches for sign language interpreter services associated with the United States as of November 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 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 services?

Austin leads with 16 company records, followed by New York (16) and Los Angeles (10).

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 3,460 professional contacts with verified work emails tracked across these 553 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 November 5, 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.