When was HiddenLayer founded?

HiddenLayer was founded in 2022 and raised its 1st funding round within a year of its incorporation.

Where is HiddenLayer located?

HiddenLayer is headquartered in Austin, United States.

How many employees does HiddenLayer have?

As of Sep 30, 2026, the latest employee count at HiddenLayer is 178.

Is HiddenLayer a funded company?

HiddenLayer is a funded company, having raised a total of $156M across 3 funding rounds to date. The company's 1st funding round was a $***** Seed round, raised on Jul 19, 2022.

How much is HiddenLayer worth?

The latest valuation of HiddenLayer is $***** as of Sep 02, 2026.

When was the latest funding round of HiddenLayer?

HiddenLayer's latest funding was a $***** Series B round on Sep 02, 2026, with participation from 5 investors.

Where does HiddenLayer rank among its competitors?

HiddenLayer ranks 12th amongst 388 active competitors, of which 55 are funded. It stands 2nd in terms of total funding among its competitors. The most recent competitor to raise funding was HiddenLayer, which secured $100M in Sep, 2026.

Who are the top competitors of HiddenLayer?

HiddenLayer's top competitors include Enkrypt AI, Protect AI and Virtue AI. Among them, HiddenLayer secured the most recent funding round in September, 2026.

HiddenLayer - 2026 Company Profile, Team, Funding & Competitors

Company Details

Offering threat detection solutions to protect AI models. They assist enterprises to safeguard the machine learning models behind their most important products with a comprehensive security platform. Offers turnkey AI and ML security that does not add unnecessary complexity to models and does not require access to raw data and algorithms.

Website: www.hiddenlayer.com/
Social
Email ID: *****@hiddenlayer.com

Key Metrics

Founded Year

2022

Location

Austin, United States

Stage

Series B

Total Funding

$156M in 3 rounds

Latest Funding Round

Series B, Sep 02, 2026, $*****

Post Money Valuation

$***** as on Sep 02, 2026

Investors

Delta-v Capital & 8 more

Ranked

12^th among 388 active competitors

Employee Count

178 as on Sep 30, 2026

Similar Companies

Enkrypt AI & 414 more

View HiddenLayer's full profile

HiddenLayer is associated with 2 legal entities given below:

Legal Entity Name	Date of Incorporation	Revenue	Latest Employee Count	Reports
Hiddenlayer, Inc. CIN: 32084058182 , United States, Active	Mar 30, 2022	-	-	-
Hiddenlayer, Inc CIN: 88-1414566 , United States, Active	Dec 31, 2021	-	-	-

HiddenLayer has raised a total funding of $156M over 3 rounds. Its first funding round was on Jul 19, 2022. Its latest funding round was a Series B round on Sep 02, 2026 for $*****. 5 investors participated in its latest round. HiddenLayer has 9 institutional investors.

Here is the list of recent funding rounds of HiddenLayer:

Date of Funding	Funding Amount	Round Name	Post-Money Valuation	Revenue Multiple	Lead Investors	Other Investors
Sep 02, 2026	9279037	Series B	6721565	5686794	3531016	2018015
Sep 19, 2023	1856846	Series A	5993934	5488124	4811439	Booz Allen Hamilton & 3 more
Jul 19, 2022	1076821	Seed	4294843	1982330	Ten Eleven Ventures	Secure Octane Investments

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View details of HiddenLayer's funding rounds and investors

The founders of HiddenLayer are Tanner Burns and Chris Sestito.

Here are the details of HiddenLayer's key team members:

Tanner Burns: Co-Founder of HiddenLayer. They serve on the board of 1 company.
Contact Info: 1 email address
Chris Sestito: Co-Founder & CIO of HiddenLayer.
Contact Info: 1 email address

HiddenLayer's Board of Directors

HiddenLayer's board has 8 active members. Mark Hatfield, Tanner Burns, Todd Graham, Todd Weber, Alan Freedman, Joshua Lemos, Christopher Sestito and James Ballard are independent board members.

Here is the list of HiddenLayer's board of directors:

Name	Type	Representing	Status	Duration
Mark Hatfield	Independent board member	-	Current	2y 11m
kenluem	Independent board member	-	Current	3y 8m
pccintv	Independent board member	-	Current	5y 6m
jgvdkuw	Independent board member	-	Current	3y 6m
hvsuish	Independent board member	-	Current	8y 3m
kep{cap	Independent board member	-	Current	2y 2m
jxjppah	Independent board member	-	Current	1y 2m
rleddqr	Independent board member	-	Current	5y 6m

View details of HiddenLayer's Founder profiles and Board Members

HiddenLayer's employee count trend

HiddenLayer has 178 employees as of Sep 26. Here is HiddenLayer's employee count trend over the years:

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Top competitors of HiddenLayer include Enkrypt AI, Protect AI and Virtue AI. Here is the list of Top 10 competitors of HiddenLayer, ranked by Tracxn score:

Rank	Company Details	Short Description	Total Funding	Investors	Tracxn Score
1st	Enkrypt AI 2022, Brighton (United States), Acquired	Provider of a platform for AI security and compliance solutions	$2.35M	BoldCap, Veredas Partners & 5 others	71/100
2nd	Protect AI 2022, Seattle (United States), Acquired	Provider of AI-based ML security solutions	$129M	Evolution Equity Partners, Boldstart Ventures ... & 12 others	67/100
3rd	Virtue AI 2014, San Francisco (United States), Acquired	Provider of AI security and compliance platform	$30M	Lightspeed Venture Partners, Walden Catalyst ... & 6 others	64/100
4th	SSI 2024, Palo Alto (United States), Series A	Platform offering security solutions for AI models	$3B	DST Global, Greenoaks & 9 others	63/100
5th	NeuralTrust 2022, Barcelona (Spain), Seed	Platform for securing and scaling LLM applications and agents	$20M	Venture Friends, Alstin Capital & 5 others	62/100
6th	Straiker Sunnyvale (United States), Series A	Provider of security software for monitoring and protecting autonomous agents	$85M	Workday Ventures, Citi & 5 others	61/100
7th	Troj Company 2019, Saint John (Canada), Acquired	Provider of a platform securing artificial intelligence models and applications	$11.4M	Flying Fish Ventures, Build Ventures & 6 others	61/100
8th	Witness 2023, San Mateo (United States), Series B	Security and governance guardrails for large language models	$85.5M	SentinelOne, Sound Ventures & 8 others	60/100
9th	Lakera 2021, Zurich (Switzerland), Acquired	Developer of AI and SaaS-based observability platform for computer vision developers	$30M	Atomico, Redalpine & 6 others	59/100
10th	Liminal 2017, Denver (United States), Series A	Horizontal security for Generative AI	$17M	Fin Capital, Craft Ventures & 2 others	59/100
12th	HiddenLayer 2022, Austin (United States), Series B	Offering threat detection solutions to protect AI models	$156M	Delta-v Capital, Ten Eleven Ventures & 7 others	58/100