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Enzymatic long-DNA synthesisAnsa Biotechnologies—Ansa launches 50 kb sequence-perfect clonal DNA, the longest synthetic DNA sold commercially

Ansa Biotechnologies

Enzymatic DNA synthesis, long clonal DNA

USprivateansabio.com (opens ansabio.com)Checked 11 Oct

The brief

Analyst view
  • Sells clonal DNA up to 50 kb, which it calls the longest sequence-perfect synthetic DNA on the market (Oct 2025).
  • Direct enzymatic synthesis of fragments up to 900 bases; chemically made constructs rarely exceed 10 kb.
  • Raised $68M Series A (2022) and $54.4M Series B (2025); manufactures only in the US.
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