3 Founders backed by Atlas Venture in Waltham, MA (2026)

Founders backed by Atlas Venture in Waltham, MA (3)

Founders backed by Atlas Venture in Waltham, MA covers 3 founders on Affinia Therapeutics, Kailera Therapeutics and Sionna Therapeutics. The most common sector is Biotech (3). Every founder below links to a profile with their company, backers, and the filings behind each round.

• Founders listed: 3
• Companies represented: 3
• Top sector: Biotech (3 founders)
• Top location: Waltham, MA (3 founders)

• Michael Cloonan — Sionna Therapeutics
• Rick Modi — Affinia Therapeutics
• Ron Renaud — Kailera Therapeutics

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