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Jay Adelson - portfolio and founded companies

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About Jay Adelson

Jay Adelson is an entrepreneur and an angel investor based out of Netherlands. They did their Bachelors from Boston University. Their journey in the startup ecosystem started in 1998 through Equinix. Jay Adelson has founded 1 company. Prior to this, Jay Adelson co-founded Equinix. As an angel investor, Jay Adelson has a portfolio of 2 companies, focusing primarily on sectors like FinTech, Enterprise Applications and 1 more sector. They invest in companies across United States and Mexico. Their most notable investments are Sr. Pago and internetbackyard.com.
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Jay Adelson's Investments

Jay Adelson has invested in 2 companies. Their most recent investment was in internetbackyard.com (Seed Round) on Dec 10, 2025. Their investments are primarily in FinTech, Enterprise Applications and 1 more sector. Their investment portfolio include companies in United States and Mexico.
Here are the details of all recent investments by Jay Adelson:
Date
Company
Round
Round Amount
Co-Investors
Dec 10, 2025
Seed
$4.5M
Jul 14, 2014
Seed
$1M
View all Investments by Jay Adelson
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Jay Adelson's Portfolio Exits

Jay Adelson has 1 Portfolio Exit which is Sr. Pago.
Here is the detail of this portfolio exit:
Company
Description
Location
Total Funding
Founded Year
Exit Type
Exit Date
Payment processing solutions for businesses
Mexico City (Mexico)
$5M
2010
Acquisition
Sep 15, 2021
View all Portfolio Exits by Jay Adelson

Jay Adelson's Founded Companies

Jay Adelson has founded Equinix.
Here is the detail of this founded company:
Company
Short Description
Total Funding
Founded Year
Current Stage
Location
Provider of data center and interconnection services for various industries
$175M
1998
Public
Redwood City
View all Founded Companies by Jay Adelson

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