Who Is Claire Mazumdar?

May 7, 2026

Claire Mazumdar, a US-based biotech
entrepreneur and CEO of a Nasdaqlisted firm, on Tuesday identified as the
future successor to Kiran MazumdarShaw at Biocon, marking a key step in
the company’s long-term leadership transition.
Kiran Mazumdar-Shaw, founder and chairperson
of Biocon, said she has formally charted a succession
plan and chosen her niece Claire to eventually take
over the reins of the company.
She noted that as the sole owner of Biocon, it was
important to ensure that the business is placed in
capable hands, adding that Claire has demonstrated
her ability to lead and manage
a company effectively.
However, MazumdarShaw clarified that the
transition will not be
immediate. In a social media
post, she said she does not
plan to step down anytime
soon and that Claire will
gradually move into the
leadership role over time. Claire Mazumdar, 37, is
currently the founding Chief Executive Officer of
Bicara Therapeutics, a Boston-based clinical-stage
biotechnology firm focused on developing anticancer therapies.
Under her leadership, the company has grown
significantly, with its market capitalisation crossing
$1.6 billion.
Academically, Claire brings a strong scientific
and business background. She holds a degree in
Biological Engineering from the Massachusetts
Institute of Technology, an MBA from Stanford
Graduate School of Business, and a PhD in Cancer
Biology from Stanford School of Medicine.
Before becoming CEO of Bicara in 2020, she
worked at Third Rock Ventures and led business
development and corporate strategy at Rheos
Medicines.