Mary Meagher has a BA in Visual and Environmental Studies, Magna Cum Laude from Harvard. She received her Masters of Architecture from MIT, where she was the recipient of the Alpha Rho Chi Medal. She taught both Art & Architectural Design at Harvard before starting her own Architectural Design firm in Jamestown in 1987.

In Jamestown Mary has served on several boards and committees including the Town Council (1991-1993), the library building committee and the Fort Getty Master Plan Committee.