| # | Company | Location | Employees | Total Funding | Last Round | Last Funded |
|---|---|---|---|---|---|---|
| 1 |
Deepgram
Deepgram provides a voice artificial intelligence platform for speech-to-text, t…
|
San Francisco | — | $215.9M | Series C | 2026-01-13 |
| 2 |
Yoodli
Yoodli is an AI-driven learning platform that enhances communication skills usin…
|
Seattle | 11 - 50 | $60.7M | Series B | 2025-12-02 |
| 3 |
SoundHound
SoundHound AI provides voice AI solutions for brands and products.
|
Santa Clara | 501 - 1K | $451.0M | Post Ipo Debt | 2023-04-17 |
| 4 |
HUMAIN
HUMAIN is a global artificial intelligence company delivering full-stack AI capa…
|
Riyadh | 501 - 1K | $1.2B | Debt Financing | 2026-01-21 |
| 5 |
Invoca
Invoca, the recognized leader in conversation intelligence AI for marketing, e-c…
|
Santa Barbara | 251 - 500 | $201.5M | Series F | 2022-06-14 |
| 6 |
Speak
Speak is an AI-powered language learning platform and app that focuses on speaki…
|
San Francisco | 51 - 100 | $152.0M | Series C | 2024-12-10 |
| 7 |
PolyAI
PolyAI develops conversational artificial intelligence software that enables org…
|
San Francisco | 101 - 250 | $202.0M | Series D | 2025-12-15 |
| 8 |
Descript
Descript is a collaborative audio and video editor that transcribes audio to a t…
|
San Francisco | 101 - 250 | $100.0M | Series C | 2022-10-27 |
| 9 |
OfOne
OfOne is an AI-powered drive-thru system that helps restaurant operators reduce …
|
Oakland | 1 - 10 | $500K | Pre Seed | 2023-04-05 |
| 10 |
Speechmatics
Speechmatics develops a speech recognition platform that offers accurate speech …
|
Cambridge | 101 - 250 | $69.5M | Non Equity Assistance | 2022-09-22 |
| 11 |
Corti
Corti is an AI company that offers healthcare solutions designed for patient con…
|
Copenhagen | 101 - 250 | $93.3M | Series B | 2023-09-20 |
| 12 |
OmniSpeech
OmniSpeech™ is an innovative software technology company that aims to revolution…
|
College Park | 1 - 10 | $2.1M | Pre Seed | 2025-11-25 |
| 13 |
Exotel
Exotel is a SaaS company with full stack customer engagement, including contact …
|
Bangalore | 501 - 1K | $87.3M | Debt Financing | 2023-05-09 |
| 14 |
Mobvoi
Mobvoi develops technologies in Chinese language speech recognition, natural lan…
|
Beijing | 501 - 1K | $264.9M | Series Unknown | 2024-04-16 |
| 15 |
Hive
Hive provides cloud-based AI solutions for understanding, searching, and generat…
|
San Francisco | 251 - 500 | $120.7M | Series D | 2021-04-21 |
| 16 |
CAMB.AI
Localization AI Infra for the Internet. Use CAMB.AI's proprietary Speech and Tra…
|
San Francisco | 51 - 100 | $19.4M | Seed | 2025-01-16 |
| 17 |
Pindrop
Pindrop uses AI-based IVR authentication and anti-fraud solutions to increase ef…
|
Atlanta | 251 - 500 | $323.3M | Debt Financing | 2024-07-17 |
| 18 |
Volley
Volley builds voice-controlled entertainment experiences for Amazon Alexa, Googl…
|
San Francisco | 101 - 250 | $107.3M | Series C | 2024-07-09 |
| 19 |
MURF.AI
Murf AI is a synthetic speech technology startup developing lifelike AI voices f…
|
Salt Lake City | 101 - 250 | $11.5M | Series A | 2022-09-20 |
| 20 |
aiOla
AiOla offers a suite of voice powered AI products and services that convert voic…
|
Herzliya | 51 - 100 | $58.0M | Corporate Round | 2025-11-04 |
| 21 |
Replicant
Replicant is a contact center automation software that helps companies automate …
|
San Francisco | 101 - 250 | $113.0M | Series B | 2022-04-25 |
| 22 |
aiXplain
aiXplain is a no-code low-code AI IDE and a marketplace for small and medium ent…
|
San Jose | 11 - 50 | $14.5M | Seed | 2024-07-17 |
| 23 |
Cochl
Cochl is a deep-tech startup making a foundation model for sound AI.
|
San Francisco | 11 - 50 | $7.8M | Series A | 2023-06-01 |
| 24 |
Interactions
Interactions develops award-winning intelligent virtual assistant solutions used…
|
Franklin | 501 - 1K | $162.8M | Series Unknown | 2016-08-09 |
| 25 |
Gridspace
Gridspace makes conversational care readily available by providing superior mach…
|
Los Angeles | 11 - 50 | $27.6M | Series Unknown | 2023-12-31 |
| 26 |
Verbit
Verbit is a comprehensive verbal intelligence platform for speech-intensive indu…
|
New York | 501 - 1K | $569.0M | Secondary Market | 2024-05-03 |
| 27 |
Sense
Sense specializes in tracking devices and home automation solutions for its cust…
|
Cambridge | 101 - 250 | $174.6M | Series C | 2022-04-27 |
| 28 |
WIZ.AI
WIZ.AI provides conversational AI platforms and virtual agents that engage custo…
|
Singapore | 251 - 500 | $56.0M | Series B | 2025-11-05 |
| 29 |
Voice AI
Voice AI is an AI audio company offering realistic speech models for personalize…
|
Santa Monica | 11 - 50 | $6.0M | Seed | 2023-05-24 |
| 30 |
Echo Labs
Echo Labs is developing the first artificial intelligence capable of human-level…
|
San Francisco | 1 - 10 | $7.7M | Pre Seed | 2024-01-10 |
| 31 |
Behavioral Signals
Behavioral Signals develops technology to analyze human behavior from voice data…
|
Los Angeles | 11 - 50 | $7.0M | Series Unknown | 2022-04-04 |
| 32 |
Rev
Rev is the world’s most accurate speech technology provider
|
Austin | 1K - 5K | $30.4M | Series D | 2017-07-01 |
| 33 |
Velents
AI-powered SaaS platform that automates the hiring process to mitigate the bias …
|
Riyadh | 11 - 50 | $1.5M | Seed | 2025-10-27 |
| 34 |
Skit
Augmented Voice Intelligence Platform that helps businesses modernize their cont…
|
Bangalore | 101 - 250 | $28.1M | Series B | 2021-09-01 |
| 35 |
Hamming AI
Hamming AI is an experimentation platform that helps teams build reliable AI pro…
|
San Francisco | 1 - 10 | $4.3M | Seed | 2024-12-18 |
| 36 |
Aibee
Aibee is an AI startup that develops speech recognition, big data analysis, and …
|
Beijing | 251 - 500 | $273.4M | Series Unknown | 2022-03-18 |
| 37 |
Veritone
Veritone is an AI company that offers machine learning models transforming data …
|
Irvine | 251 - 500 | $514.1M | Post Ipo Equity | 2025-10-16 |
| 38 |
Babel Technology
Babel Technology is an information technology company that focuses on technologi…
|
Haidian | 1 - 10 | $21.7M | Series A | 2025-12-22 |
| 39 |
Iflytek
USTC iFLYTEK Science & Technology focuses on research and development of speech …
|
Hefei | c 10001 max | $444.7M | Post Ipo Equity | 2019-07-17 |
| 40 |
TwinMind
Universal personal memory layer that powers AI actions across all other apps and…
|
Menlo Park | 11 - 50 | $5.7M | Seed | 2025-07-01 |
| 41 |
Aveni
Award-winning AI solutions to transform financial services productivity and comp…
|
Edinburgh | 51 - 100 | $19.9M | Series A | 2024-07-29 |
| 42 |
Observe.AI
Observe.AI builds AI Agents for Customer Service
|
Redwood City | 251 - 500 | $214.0M | Series C | 2022-04-12 |
| 43 |
Origin Speech Therapy
Origin Speech Therapy empowers speech and occupational therapists to launch, man…
|
San Francisco | 1 - 10 | $2.8M | Seed | 2025-12-03 |
| 44 |
Eden AI
A unique API connected to the best AI engines and combined with a powerful manag…
|
Lyon | 11 - 50 | $4.7M | Seed | 2024-11-21 |
| 45 |
Pyannote AI
Pyannote AI provides speaker diarization solutions for accurate voice-to-speaker…
|
Paris | 1 - 10 | $8.8M | Seed | 2025-04-07 |
| 46 |
Ava
Ava develops a live captioning platform that uses AI to transcribe what people s…
|
San Francisco | 11 - 50 | $16.3M | Series A | 2022-03-17 |
| 47 |
ZenML
an extensible, open-source MLOps framework for reproducible ML
|
Munich | 11 - 50 | $6.4M | Seed | 2023-10-23 |
| 48 |
Unisound
Beijing Yunzhisheng Information Technology is a mobile internet startup focused …
|
Beijing | 11 - 50 | $361.4M | Series D | 2025-03-31 |
| 49 |
Convin
Convin is a contact center software that enhances customer interactions using AI…
|
Bengaluru | 101 - 250 | $8.9M | Series A | 2024-08-27 |
| 50 |
TeleTeachers
TeleTeachers operates as a speech-language pathologist.
|
Chicago | 11 - 50 | $6.0M | Series Unknown | 2025-11-14 |