Syntis Bio is based in Boston. It has raised $87M in total funding. Latest round: Series A.
Syntis Bio is based in Boston. Syntis Bio has raised $87M in total disclosed funding. That places its disclosed total in the $25M–$100M range. Its most recent disclosed round is a Series A announced in July 2025. The round record for Syntis Bio runs through 2025; nothing later has been disclosed. Investors on record include Apollo Labs, Bold Capital Partners, Cerity Partners Ventures, Colorcon Ventures, National Institutes of Health, Portal Innovations and 4 others. 10 distinct backers are named across the disclosed rounds.
Totals shown for Syntis Bio aggregate every disclosed round on file. To see how that compares, browse the companies in Boston and the investors behind them below.
2 disclosed rounds on record, including 1 reported through SEC Form D filings.
SEC Form D filings report the amount sold against a stated offering size, which can differ from press-reported round totals, and they do not name the round — those entries appear as Private financing.
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