Mike Cloonan – Biography
Last update: December 10, 2025Executive profile
Mike was Chief Operating Officer at Sage Therapeutics, and Senior Vice President, Global Commercial Strategy at Biogen Idec. Mike Cloonan joined Sionna Therapeutics in 2021.
Mike Cloonan is currentlyDirector, President and Chief Executive Officer at Sionna Therapeutics - View - Sionna Therapeutics org chart
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