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Tom Williams - portfolio and founded companies

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About Tom Williams

Tom Williams is an entrepreneur and an angel investor based out of United States. Their journey in the startup ecosystem started in 2014 through Heron Rock. Tom Williams has founded 1 company. They are currently acting as the founder of Heron Rock. As an angel investor, Tom Williams has a portfolio of 7 companies, focusing primarily on sectors like HealthTech, Food and Agriculture Tech and 7 more sectors. They invest in companies across United States, India and 1 more. Their most notable investments include companies like Jumbotail and Helaina.
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Tom Williams' Investments

Tom Williams has invested in 7 companies. Their most recent investment was in ProteinQure (Series A Round) on May 28, 2025. Their investments are primarily in HealthTech, Food and Agriculture Tech and 7 more sectors. Their investment portfolio include companies in United States, India and 1 more.
Here is the list of recent investments by Tom Williams:
Date
Company
Round
Round Amount
Co-Investors
May 28, 2025
Series A
$11M
Sep 25, 2024
Series B
$45M
Sep 10, 2024
Series B
$16.6M
Oct 12, 2023
Series B
$14M
View all Investments by Tom Williams
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Tom Williams' Portfolio Unicorns

Tom Williams has 1 unicorn in the portfolio which is Jumbotail.
Here is the detail of this portfolio unicorn:
Company
Short Description
Total Funding
Founded Year
Current Stage
Location
Operator of B2B marketplace and retail platform for food and grocery
$263M
2015
Series D
Bengaluru
View all Portfolio Unicorns by Tom Williams

Tom Williams' Founded Companies

Tom Williams has founded Heron Rock.
Here is the detail of this founded company:
Company
Short Description
Total Funding
Founded Year
Current Stage
Location
Venture capital fund investing in healthcare & tech sectors
-
2014
Unfunded
Ottawa
View all Founded Companies by Tom Williams

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