Who invested in Meissa Vaccines?
Meissa Vaccines's investors include Morningside Ventures.

United States · Series A startup
Funding summaryUpdated 26 Oct 2026
$33Mraised across 2 rounds since 2019, from 2 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
From the SEC filings it signed: 2 on the team.
On the board, as filediIsaac ChengKenneth KelleyStephanie O'BrienWilliam Daly
Meissa Vaccines's investors include Morningside Ventures.
Meissa Vaccines has raised $33M across 2 rounds since 2019.
Meissa Vaccines's most recent round was a Series A of $30M in Sept 2019.
Its most recent round, $30M in Sept 2019, is also its largest on record.
Meissa Vaccines's first round on record, in Sept 2019, was backed by Morningside Ventures.
Meissa Vaccines's latest named round is a Series A, in Sept 2019.
Meissa Vaccines is based in the United States.
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