Batch of executive changes at 4basebio

3 March 2026

UK-based 4basebio (AIM: 4BB), a specialist in synthetic DNA manufacturing and nucleic acids for next-generation therapeutics, says it has promoted Christine Wolosin to chief commercial officer.

Ms Wolosin, who joined 4basebio in September 2025 as vice president, business development, will lead the company's global commercial strategy, business development initiatives, and customer engagement as the company scales its innovative synthetic DNA platform to serve the rapidly growing cell and gene therapy, mRNA, and vaccine markets.

The promotion follows the appointment of Dr Amy Walker as chief executive (CEO), replacing Dr Heikki Lanckriet. The two will work closely to execute 4basebio’s accelerated commercial growth strategy, focusing on deepening penetration of the synthetic DNA market as customers seek alternatives to plasmid DNA.

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