United States · Who invested in Expansion?
Expansion's investors include Kleiner Perkins Caufield & Byers, Novartis Venture Fund, 5AM Ventures, Alexandria Real Estate Equities and Sanofi Ventures/ RA Capital.
United States · Series A startup
Who invested in Expansion
One round we have observed, with the 5 investors named in it. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Funding summaryUpdated 26 Oct 2026
$55Mraised across 1 round since 2017, from 1 source
- Latest round
- Series A, $55MJan 2017
- Investors
- 5
The rounds
- Jan 2017Series A$55M
Kleiner Perkins Caufield & Byers
Novartis Venture Fund
5AM Ventures
Alexandria Real Estate Equities- Sanofi Ventures/ RA Capital
Reported by FinSMEs
Everyone who backed them
Sanofi Ventures/ RA Capitalno record of our own yet1round
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Quick answers about Expansion
How much has Expansion raised?
Expansion has raised $55M across 1 round since 2017.
When did Expansion last raise?
Expansion's most recent round was a Series A of $55M in Jan 2017.
What was Expansion's biggest round?
Its most recent round, $55M in Jan 2017, is also its largest on record.
Who backed Expansion first?
Expansion's first round on record, in Jan 2017, was backed by Kleiner Perkins Caufield & Byers, Novartis Venture Fund and 5AM Ventures and 2 others.
What stage is Expansion at?
Expansion's latest named round is a Series A, in Jan 2017.
Where is Expansion based?
Expansion is based in the United States.
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