Sionna

Developer of therapeutics to treat cystic fibrosis

placeNatick, Massachusetts, United States calendar_todayFounded 2019 groups18 employees language sionnatx.com

Registered entities

Social engagement

Social engagement: 9.3K social following, 10 posts in the last 12 months — around the industry typical range.

Investor mix

9 investors on record; lead investors include Enavate Sciences, Orbimed.

Investor typeCountShare
Venture capital333%
Private equity222%
Other / undisclosed444%

Hiring activity

Hires occasionally

1 role tracked across 1 of the last 12 months

5 Jun 2026 · Director, CMC Project Management, Clinical Project Manager

Based on job postings tracked across public sources.

Recent activity

10 Jun 2026
Event
firesidechat at Goldman Sachs 47th Annual Global Healthcare Conference
3 Jun 2026
Event
2026 Jefferies Global Healthcare Conference presentation on cystic fibrosis programs and NBD1 stabilizers
Coming soon