When was VoiceBox Technologies founded?

VoiceBox Technologies was founded in 2001 and raised its 1st funding round 1 year after it was founded.

Where is VoiceBox Technologies located?

VoiceBox Technologies is headquartered in Bellevue, United States.

Who is the current CEO of VoiceBox Technologies?

Mike Kennewick of VoiceBox Technologies.

How many employees does VoiceBox Technologies have?

As of Apr 30, 2026, the latest employee count at VoiceBox Technologies is 33.

Is VoiceBox Technologies a funded company?

VoiceBox Technologies is a funded company, having raised a total of $38.4M across 6 funding rounds to date. The company's 1st funding round was a $***** Convertible Debt round, raised on 2002.

When was the latest funding round of VoiceBox Technologies?

VoiceBox Technologies' latest funding was a $***** Series B round on Dec 29, 2010, with participation from 0 investor.

Where does VoiceBox Technologies rank among its competitors?

VoiceBox Technologies ranks 36th amongst 883 active competitors, of which 120 are funded. It stands 10th in terms of total funding among its competitors. The most recent competitor to raise funding was Hyro, which secured $45M in Oct, 2025.

Who are the top competitors of VoiceBox Technologies?

VoiceBox Technologies' top competitors include Mistral AI, Inflection and Hyro. Among them, Hyro secured the most recent funding round in October, 2025.

VoiceBox Technologies - 2026 Company Profile, Team, Funding & Competitors

Company Details

VoiceBox Technologies develops and markets voice AI conversational platform. It is based on patented technology that determines context and intent from free form speech to dynamically satisfy voice commands. Its voice AI platform claims to deliver a multi-person, cross-device experience across connected devices. Its partners include Toyota and Samsung. VoiceBox Technologies was acquired by Nuance in 2018.

Key Metrics

Founded Year

2001

Location

Bellevue, United States

Stage

Acquired

Total Funding

$38.4M in 6 rounds

Latest Funding Round

Series B, Dec 29, 2010, $*****

Investors

Inventec & 4 more

Ranked

36^th among 883 active competitors

Employee Count

33 as on Apr 30, 2026

Similar Companies

SoundHound & 5770 more

Exit Details

Acquired by Nuance (May 18, 2018)

View VoiceBox Technologies' full profile

VoiceBox Technologies is associated with 1 legal entity given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Documents
VOICEBOX TECHNOLOGIES, INC. CIN: 912167512 , United States, Active	Nov 21, 2017	-	118 (As on Dec 31, 2017)	-

VoiceBox Technologies got acquired by Nuance on May 18, 2018 at an acquisition amount of $*****.

Click here to take a look at VoiceBox Technologies's acquisition in detail

VoiceBox Technologies has raised a total funding of $38.4M over 6 rounds. Its first funding round was on 2002. VoiceBox Technologies has 5 institutional investors.

Here is the list of recent funding rounds of VoiceBox Technologies:

Filter this list

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Dec 29, 2010	5062012	Series B	8271741	1902377	6371866	4542536
Dec 14, 2009	4897734	Series B	9068644	9724710	7819070	3806346
Sep 03, 2009	6459177	Series B	8539685	9740594	Inventec & 2 more	2532224

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View details of VoiceBox Technologies's funding rounds and investors

The founders of VoiceBox Technologies are Mike Kennewick, Bob Kennewick and Rich Kennewick.

Here are the details of VoiceBox Technologies' key team members:

Mike Kennewick: Founder, Chairman, CEO of VoiceBox Technologies.
Contact Info: 1 email address
Bob Kennewick: Co-Founder, CTO of VoiceBox Technologies.
Rich Kennewick: President (co-founder) of VoiceBox Technologies.

View details of VoiceBox Technologies's Founder profiles and Board Members

VoiceBox Technologies' employee count trend

VoiceBox Technologies has 33 employees as of Apr 26. Here is VoiceBox Technologies's employee count trend over the years:

Employee count trend for VoiceBox Technologies

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Top competitors of VoiceBox Technologies include Mistral AI, Inflection and Hyro. Here is the list of Top 10 competitors of VoiceBox Technologies, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Mistral AI 2023, Paris (France), Series C	Developer of frontier AI models, assistants, agents, and related services	$3.05B	Lightspeed Venture Partners, Andreessen Horowitz ... & 43 others	78/100
2nd	Inflection 2022, Palo Alto (United States), Acquired	Provider of emotionally intelligent artificial intelligence for personal and enterprise use	$1.52B	Nvidia, Microsoft & 10 others	71/100
3rd	Hyro 2014, New York City (United States), Series C	Provider of an AI-based conversational platform	$115M	Healthier Capital, Macquarie & 16 others	70/100
4th	Rasa 2016, San Francisco (United States), Series C	Developer of a platform for building and deploying AI agent solutions	$83.8M	Andreessen Horowitz, StepStone Group & 18 others	69/100
5th	Sarvam 2023, Bengaluru (India), Series A	Provider of a platform for developing and deploying language-based artificial intelligence	$53.8M	Lightspeed Venture Partners, Peak XV Partners ... & 9 others	69/100
6th	Avaamo 2014, Los Altos (United States), Series A	Provider of conversational AI platform for enterprises	$23.5M	Clear Ventures, Wipro & 11 others	68/100
7th	AISpeech 2007, Suzhou (China), Series E	Provider of voice and language technology, software, and hardware solutions	$208M	Yuanhe Holdings, CMIG & 15 others	65/100
8th	Sierra 2023, San Francisco (United States), Series B	Developer of an AI agent operating system for customer experiences	$635M	Greenoaks, Benchmark & 3 others	65/100
9th	Cartesia 2023, San Francisco (United States), Series A	Provider of real-time text-to-speech API with AI laughter and emotion	$86M	Kleiner Perkins, Index Ventures & 7 others	63/100
10th	Hume 2021, New York City (United States), Series B	Developer of text to speech and speech to speech application programming interfaces and software	$80.7M	Union Square Ventures, Northwell & 8 others	62/100
36th	VoiceBox Technologies 2001, Bellevue (United States), Acquired	Provider of voice AI platform for use in home and IoT devices	$38.4M	5Y Capital, Booga Ventures & 3 others	50/100