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3 Latest Announced Rounds

  • $5,400,000
    Seed
    Space Research and Technology
    Nov 4th, 2025
  • $1,265,935
    Pre-Seed
    Software Development
    Nov 4th, 2025
  • $21,000,000
    Series D
    Semiconductor Manufacturing
    Nov 4th, 2025
$466.77M Raised in 38 Funding Rounds in the past 7 Days - View All

Funding Round Profile

Sionna Therapeutics

start up
United States - Boston, MA
  • 07/03/2024
  • Series C
  • $182,000,000

We are a life sciences company that is building on over a decade of extensive research on the genetic mutations associated with cystic fibrosis. We are developing first-in-class small molecules that are focused on a unique target with the potential to fully normalize CFTR function for the first time for the vast majority of people living with CF.


Related People

Michael CloonanFounder

Michael Cloonan United States - Needham, Massachusetts

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