Company lists · Data refreshed September 2026

Top 25 Voice disorder specialists worldwide

RevenueBase identified 307 voice disorder specialists worldwide as of September 2026 and tracks 736 professional contacts across them, including 104 with verified work emails. The United States is the largest market and Madrid the largest hub.

This list covers voice disorder specialists 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 22, 2026. Country and city lists for voice disorder specialists 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 22, 2026 86% judged on-target in blind review
307Companies
736Contacts tracked
104Verified emails
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The 25 largest voice disorder specialists worldwide

Ranked by team size
Top 25 of 307 voice disorder specialists worldwide, ranked by team size, largest first. Data refreshed Sep 22, 2026. RevenueBase Smart Search rates how each company's information relates to voice disorder specialists: 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 evidencePittsburgh, United StatesHQ checked Sep 22, 2026n/a41 contacts →

Partial evidence

“Speakers, singers, and therapists throughout the world are using Estill Voice Training™.”

Source: RevenueBase Database · checked Sep 22, 2026
2Indirect evidenceRedmond, WA, United StatesHQ checked Sep 22, 202611-5032 contacts →

Indirect evidence

“Serving the Eastside and greater Seattle for over 40 years, our Audiologists and Speech-Language Pathologists focus on patient care that is evidence-based, comprehensive, outcome…”

Source: RevenueBase Database · checked Sep 22, 2026
3Indirect evidenceEnschede, NetherlandsHQ checked Sep 22, 202611-5020 contacts →

Indirect evidence

“Het Twentsch Logopediecentrum biedt u advies, voorlichting en hulp bij communicatie.”

Source: RevenueBase Database · checked Sep 22, 2026
4Strong evidenceDowners Grove, IL, United StatesHQ checked Sep 22, 202611-5012 contacts →

Strong evidence

“We provide the highest quality medical, surgical, and behavioral care and consideration for person's with voice, swallowing, and airway disorders.”

Source: RevenueBase Database · checked Sep 22, 2026
5Indirect evidenceAustin, TX, United StatesHQ checked Sep 22, 202611-5010 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
6Strong evidenceCambridge, MA, United StatesHQ checked Sep 22, 20261-106 contacts →

Strong evidence

“We develop new technologies for the prevention, diagnosis and treatment of voice disorders, and bring these innovative solutions to patients with voice problems, providers who…”

Source: RevenueBase Database · checked Sep 22, 2026
7Partial evidenceLewes, United KingdomHQ checked Sep 22, 20261-106 contacts →

Partial evidence

“Valentine Voice Care offers support to professional voice users by providing biopsychosocial voice care, vocal health and rehabilitation services, advocating for and educating…”

Source: RevenueBase Database · checked Sep 22, 2026
8Partial evidencePhiladelphia, PA, United StatesHQ checked Sep 22, 20261-105 contacts →

Partial evidence

“ADVANCING UNDERSTANDING OF THE VOICE through INTERDISCIPLINARY SCIENTIFIC RESEARCH AND EDUCATION The Voice Foundation is the world’s oldest and leading organization dedicated to…”

Source: RevenueBase Database · checked Sep 22, 2026
9Indirect evidenceVacaville, CA, United StatesHQ checked Sep 22, 20261-104 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
10Indirect evidenceTarrasa, SpainHQ checked Sep 22, 20261-103 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
11Partial evidenceNorth Adelaide, AustraliaHQ checked Sep 22, 20261-103 contacts →

Partial evidence

“VocaLab is an Australia-wide voice service with international offerings and an all-in-one vocal destination for voice rehabilitation, singing lessons, performance anxiety…”

Source: RevenueBase Database · checked Sep 22, 2026
12Strong evidenceGonzales, LA, MexicoHQ checked Sep 22, 20261-103 contacts →

Strong evidence

“At Louisiana Voice & Swallow Solutions we provide onsite, evidence-based diagnostic services to quickly and accurately identify swallowing or voice disorders.”

Source: RevenueBase Database · checked Sep 22, 2026
13Indirect evidenceGouda, NetherlandsHQ checked Sep 22, 20261-103 contacts →

Indirect evidence

“Logopedie Groene Hart is een praktijk voor logopedie in Gouda, gespecialiseerd in maatwerkbehandeling voor stem, spraak, taal en slikken – met oog voor mens en ontwikkeling”

Source: RevenueBase Database · checked Sep 22, 2026
14Strong evidenceFoxboro, MA, United StatesHQ checked Sep 22, 20261-103 contacts →

Strong evidence

“Sharon Frank, Speech-Language Pathologist, specializes in voice disorders and vocal cord dysfunction.”

Source: RevenueBase Database · checked Sep 22, 2026
15Partial evidenceReno, NV, United StatesHQ checked Sep 22, 20261-103 contacts →

Partial evidence

“Summit Voice & Swallowing is the specialty practice you need when you want quality care coupled with advanced technology-minus the waiting list.”

Source: RevenueBase Database · checked Sep 22, 2026
16Strong evidenceNorwood, United StatesHQ checked Sep 22, 20261-103 contacts →

Strong evidence

“Adelaide Voice Therapy is a speech pathology clinic providing services to adults and children for voice, chronic cough, upper airway disorders, swallowing and communication…”

Source: RevenueBase Database · checked Sep 22, 2026
17Indirect evidenceSeattle, WA, United StatesHQ checked Sep 22, 20261-103 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
18Indirect evidenceTampa, FL, United StatesHQ checked Sep 22, 202611-502 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
19Indirect evidenceBoechout, BelgiumHQ checked Sep 22, 20261-102 contacts →

Indirect evidence

“Logopedie - leerstoornissen - spraak- en taalstoornissen - stemstoornissen Hoorcentrum - hoortoestellen - gehoorbescherming - hoortesten”

Source: RevenueBase Database · checked Sep 22, 2026
20Strong evidenceConcord, NC, United StatesHQ checked Sep 22, 20261-102 contacts →

Strong evidence

“Specializing in evaluation & treatment of cognitive, language, speech, swallowing, and voice disorders in adults.”

Source: RevenueBase Database · checked Sep 22, 2026
21Partial evidenceUnited StatesHQ checked Sep 22, 20261-102 contacts →

Partial evidence

“We have groundbreaking ways of dealing with vocal cords problems and vocal disorders, and offer innovative products and solutions designed to achieve outstanding vocal performance.”

Source: RevenueBase Database · checked Sep 22, 2026
22Partial evidenceBurlington, VT, United StatesHQ checked Sep 22, 20261-102 contacts →

Partial evidence

“Veritas Voice & Speech, LLC is a private practice specializing in Speech-Language Pathology services for adults and young adults.”

Source: RevenueBase Database · checked Sep 22, 2026
23Partial evidenceTulsa, OK, United StatesHQ checked Sep 22, 20261-102 contacts →

Partial evidence

“Swallowing and Neurological Rehabilitation is a regional swallowing and voice center in midtown Tulsa, serving patients throughout northeastern Oklahoma and surrounding states.”

Source: RevenueBase Database · checked Sep 22, 2026
24Partial evidenceLondon, United KingdomHQ checked Sep 22, 20261-102 contacts →

Partial evidence

“We help you care for, maintain and rehabilitate your voice.”

Source: RevenueBase Database · checked Sep 22, 2026
25Indirect evidencePortland, OR, United StatesHQ checked Sep 22, 20261-102 contacts →

Indirect evidence

“Independent speech-language pathology practice offering affirming and individualized care for individuals of all genders and across the lifespan.”

Source: RevenueBase Database · checked Sep 22, 2026

Showing 25 of 307 voice disorder specialists worldwide

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Voice disorder specialists worldwide at a glance

As of Sep 22, 2026
14.1%Verified-email coverage
2.4Average contacts per company
1-10Median size (employees)
2.0%Largest-city concentration · Madrid
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
262
11-50
26
51-200
5
501-1,000
1
5,001-10,000
1

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 voice disorder specialists, 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 voice disorder specialists are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “voice disorder specialists”. 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 voice disorder specialists), 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 voice disorder specialists, 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, 104 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 22, 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.

Voice disorder specialists by location

1 lists · largest first

Every Voice disorder specialists 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 voice disorder specialists, 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 voice disorder specialists are there worldwide?

RevenueBase identified 307 voice disorder specialists 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?

Estill Voice International, headquartered in Pittsburgh, tops this list with the largest team on record.

Which country has the most voice disorder specialists?

The United States leads with 50 companies. Every voice disorder specialists list by country and city is linked on this page.

Which city has the most voice disorder specialists?

Madrid leads with 6 headquartered companies, followed by Berlin (5) and Munchen (4).

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 104 verified decision-maker contacts tracked across these 307 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 22, 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.