Jill Isenstadt

Jill Isenstadt serves as the Chief Operating Officer at Loyal, a company focused on developing the first longevity drugs for dogs, since June 2025. Prior to this role, Isenstadt held various leadership positions at Alto Pharmacy from October 2019 to November 2024, including Vice President of Commercial, where responsibility encompassed a significant revenue stream and oversight of a fertility commercial organization. Isenstadt's prior experience includes senior roles at AbleTo Inc. and Joyable, contributing to mental health solutions, and involvement in strategic operations at The World Bank and Sama, a social business in the AI sector. Isenstadt began career at The Blueshirt Group, expanding expertise in investor relations. Isenstadt holds a BA in Economics with Honors and Public Policy Studies from Duke University.