Marc Port has been a business owner on Key Biscayne since July 6, 1982, when he acquired Key Pharmacy.

He has been a dedicated member of Key Biscayne Rotary Club since 1982 as well, and he currently serves on their Board of Directors.

He has also been a member of the Key Biscayne Chamber of Commerce since 1982. He has been a regular contributor to charities, especially those affecting Key Biscayne.

He graduated from Brooklyn College of Pharmacy in 1960. He also served in the United States Army Reserves for six years.

He is married, has two adult children, and three grandsons. Prior to relocating to Florida, he was owner/operator of several pharmacies in the New York area.