Who invested in Alphaeon?
Alphaeon's investors include Longitude Capital.
Who invested in Alphaeon
Funding summaryUpdated 26 Oct 2026
$20Mraised across 1 round since 2020, from 1 source
- Latest round
- Venture, $20MOct 2020
- Investors
- 1
The rounds
- Oct 2020
Founders and team
From the SEC filings it signed: 3 on the team.
- Craig Tammenoms KussmanExecutive Officeri
- Robert Tammenoms RhatiganExecutive Officeri
- William E. LinkChairman of the Boardi
On the board, as filediBill Tammenoms RichardsonBosun Tammenoms HauChristopher Tammenoms CoxDennis Tammenoms WolfHans S. KeirsteadJuliet Tammenoms BakkerPatrick S. MaxwellRichard S. LindstromRobert E. GrantRobert S. HaymanSimone S. BlankVikram S. Malik
Everyone who backed them
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Quick answers about Alphaeon
How much has Alphaeon raised?
Alphaeon has raised $20M across 1 round since 2020.
When did Alphaeon last raise?
Alphaeon's most recent round was a Venture of $20M in Oct 2020.
What was Alphaeon's biggest round?
Its most recent round, $20M in Oct 2020, is also its largest on record.
Who backed Alphaeon first?
Alphaeon's first round on record, in Oct 2020, was backed by Longitude Capital.
What stage is Alphaeon at?
Alphaeon's latest named round is a Venture, in Oct 2020.
Companies like Alphaeon
In the same sector, and raised in the last eighteen months.
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