John Callahan

Tissue Regeneration Associate @ Organogenesis

About John Callahan

John Callahan is a Tissue Regeneration Associate at Organogenesis, where he has worked since 2021. He previously held positions at Walmart eCommerce and Newmark Knight Frank, and he has a strong educational background including a Bachelor of Arts in Economics from Amherst College and studies at Harvard Business School.

Work at Organogenesis

John Callahan currently serves as a Tissue Regeneration Associate at Organogenesis. He has held this position since 2021, contributing to the company's focus on regenerative medicine. His role involves working with advanced tissue engineering technologies to support the development of innovative solutions for wound care and surgical reconstruction.

Previous Experience at Walmart eCommerce

Before joining Organogenesis, John Callahan worked at Walmart eCommerce as a Category Specialist from 2019 to 2021. During his two years in this role, he was based in Hoboken, New Jersey. His responsibilities included managing product categories and optimizing online merchandising strategies to enhance customer experience and drive sales.

Experience at Newmark Knight Frank

In 2018, John Callahan briefly worked as a Market Researcher at Newmark Knight Frank. His tenure lasted for one month in the Greater New York City Area. In this role, he focused on conducting market analysis and research to support real estate decision-making processes.

Educational Background

John Callahan completed his high school education at Freedom High School, where he took Honors and AP classes from 2011 to 2015. He then attended Amherst College, earning a Bachelor of Arts in Economics from 2015 to 2019. Additionally, he studied at Harvard Business School, completing the HBX CORe program, which included courses in Financial Accounting, Economics for Managers, and Business Analytics. He also participated in a study abroad program in Rome, Italy, focusing on Language and Area Studies during the Spring Semester of 2018.

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