COMPANY

Sionna Tx

HQ: Waltham, MA source · sionnatx.com ↗ · New England

Location: Waltham, MA · source · Oct 15, 2026

Profile checked Oct 10, 2026

Raises and investors new

Form D raises come from the company’s own SEC filing (last 2 years).

InvestorListed in the portfolio of Atlas Venture (captured Oct 12, 2026). portfolio page ↗
InvestorListed in the portfolio of OrbiMed (captured Oct 12, 2026). portfolio page ↗