US biotech Hillstar Bio has appointed Maude Tessier as chief operating officer and Shiva Krupa as vice president of program management, reinforcing its leadership bench ahead of a planned clinical entry for its lead autoimmune program in 2026.
The hires follow the recent departure of Lauren Mifflin, who will continue supporting the business in an advisory role. Mifflin had served as COO while also holding a position at Frazier Life Sciences, one of Hillstar's backers.
Based in Boston, the company is developing precision immunology therapies, including its TRBV9 program aimed at axial spondyloarthritis (AxSpA). That program is expected to enter human trials next year and has become a focal point of Hillstar’s strategy to selectively target harmful immune cells without broadly suppressing the immune system.
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