Seth Harmon

Seth is the Senior Vice President of Finance and Accounting and a member of the Executive Team at
Viridian Therapeutics. He joined Viridian in 2023.
Seth brings 20 years of strategic finance, accounting, and operations experience to his position. Prior to
joining Viridian, Seth served as the CFO of BioNTech US, where he oversaw the general and
administrative functions for BioNTech SE’s US subsidiary and served as a member of the BioNTech US
management team supporting the growth of the organization from 56 to 500+ employees.
Earlier in his career he served as Vice President of Finance at Neon Therapeutics where he contributed
to the company’s successful $100M IPO and subsequently oversaw the financial aspects of the
company’s restructure and strategic sales to BioNTech SE. Prior to Neon Therapeutics, Seth held several
positions with increasing levels of responsibility at Merrimack Pharmaceuticals where he participated in
the successful launch of company’s first commercial product and the subsequent sale of this asset to
Ipsen.
Seth holds a BA in Economics and Mathematics from Bowdoin College, a MS in Accounting and MBA
from Northeastern University and obtained his certified public accountant license while working at Ernst
and Young, LLP.