Company lists · Data refreshed November 2026

Top 25 Speech clarity enhancement services worldwide

RevenueBase identified 114 company matches for speech clarity enhancement services worldwide as of November 2026 and tracks 428 professional contacts across them, including 83 with verified work emails. The United States is the largest market and New York the largest hub.

This list covers company matches for speech clarity enhancement services 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 November 6, 2026. Country and city lists for speech clarity enhancement services 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 Nov 6, 2026 How this list was built
114Companies
428Contacts tracked
83Verified emails
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The 25 largest speech clarity enhancement services worldwide

Ranked by team size
Top 25 of 114 company matches for speech clarity enhancement services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchNew York, NY, United StatesHQ recorded Nov 6, 2026201-50071 contacts →

Exact match

“At Accent Advisor, we partner with individuals and organizations to bridge the gap between fluency and clarity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBerlin, GermanyHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“Building the future of audio intelligence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchCopenhagen, DenmarkHQ recorded Nov 6, 20261-1014 contacts →

Exact match

“Goodbye noise reduction.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchSt. Paul, MN, United StatesHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Innovox speakers deliver impactful audio experiences that strengthen human connections, allowing human beings to hear better, understand better and therefore engage better with…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchRichmond, BC, CanadaHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“PicoTera’s patented technology simultaneously enhances speech and suppresses background noise, so that users can verbally communicate, protect their hearing, and still maintain…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchTampa, FL, United StatesHQ recorded Nov 6, 202611-509 contacts →

Exact match

“At Connected Speech Pathology, we help people and organizations strengthen every aspect of their communication.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchNew York, NY, United StatesHQ recorded Nov 6, 20261-109 contacts →

Exact match

“How you sound influences how your expertise is perceived.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchOslo, NorwayHQ recorded Nov 6, 202611-508 contacts →

Exact match

“HANCE offers embedded Audio Enhancement software for realtime communication in hardware and software.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSan Francisco, United StatesHQ recorded Nov 6, 20261-108 contacts →

Exact match

“is the ‑ built for and who want to communicate and in English.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBrampton, ON, CanadaHQ recorded Nov 6, 20261-108 contacts →

Exact match

“The Bloom 'n Loom is intend to enhance communication skills and improve overall speech abilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchToronto, CanadaHQ recorded Nov 6, 20261-106 contacts →

Exact match

“At SpeechScience – Speech Therapy Toronto, we empower ambitious professionals, executives, and organizations to master their communication.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLos Angeles, CA, United StatesHQ recorded Nov 6, 202611-505 contacts →

Exact match

“Imagine a world where every sound is automatically tuned to your personal hearing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNew York, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Accent modification and speech coaching services for professionals in industries including finance, health care, consulting, legal services, and dramatic arts.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchNew York, NY, United StatesHQ recorded Nov 6, 20261-104 contacts →

Exact match

“At Corporate Speech Solutions, you and your business colleagues can learn the skills to communicate with clarity, and confidence!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMontreal, QC, CanadaHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Waveshaper AI improves speech intelligibility for voice agents (AI and humans).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDallas, TX, United StatesHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Jenni Steck Voice & Speech Services offers a wide range of voice & speech coaching services to business professionals, public speakers, broadcasters, and performers, as well as…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchShenton Park, AustraliaHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Speaking clearly is one of the most important elements of communication, whether it is in a business context or between friends.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchDarmstadt, GermanyHQ recorded Nov 6, 20261-102 contacts →

Exact match

“We’re an innovative startup based in Darmstadt, Germany, specializing in state-of-the-art audio processing software crafted using the latest in machine learning technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchConcord, MA, United StatesHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Upward Communication offers Accent Management services to help American English language learners become clear, confident, and compelling speakers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchNew York, NY, United StatesHQ recorded Nov 6, 20261-102 contacts →

Exact match

“ACCENTS SPEAK LOUDER THAN WORDS!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWashington, DC, United StatesHQ recorded Nov 6, 20261-102 contacts →

Exact match

“English Accent Tutor provides accent improvement services to non-native English speakers so that they can be understood more clearly.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSmithtown, NY, United StatesHQ recorded Nov 6, 20261-102 contacts →

Exact match

“iSpeak Clearly is dedicated to helping individuals achieve communication excellence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchInvercargill, New ZealandHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Say It Clearly training programmes are designed by speech expert Miriam Erikson.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAlameda, CA, United StatesHQ recorded Nov 6, 20261-101 contacts →

Exact match

“True or False-"Can you repeat that?" is a question you hear a lot- When you speak, you are not taken seriously- People focus on how you speak rather than what you say.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchToronto, ON, CanadaHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Based in Toronto, this company offers accent adjustment coaching for individuals and small groups, coaching for clear and confident communication in work settings, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 114 speech clarity enhancement services worldwide

See the full list, filter by size, metro and specialty, and access 83 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Speech clarity enhancement services worldwide at a glance

As of Nov 6, 2026
19.4%Verified-email coverage
3.8Average contacts per company
1-10Median size (employees)
4.4%Largest-city concentration · New York
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
99
11-50
13
51-200
1
201-500
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 speech clarity enhancement services are linked below.
What qualifies
Company records worldwide whose business descriptions match “speech clarity enhancement 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. 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 83 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 6, 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.

Speech clarity enhancement services by location

1 lists · largest first

Every Speech clarity enhancement 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 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 “speech clarity enhancement services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many speech clarity enhancement services are there worldwide?

RevenueBase identified 114 company matches for speech clarity enhancement services worldwide 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?

Accent Advisor tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most speech clarity enhancement services?

The United States leads with 48 companies. Every speech clarity enhancement services list by country and city is linked on this page.

Which city has the most speech clarity enhancement services?

New York leads with 5 company records, followed by San Francisco (4) and Toronto (4).

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 83 professional contacts with verified work emails tracked across these 114 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 6, 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.