Ernest R. Hanna and Margaret A. Hanna bought a two-bedroom, two-bath condo at 2401 Pennsylvania Ave. in Fairmount from Margo and Joel N. Bloom for $429,500 on Oct. 9.

The 1,741-square-foot Unit #17C51 was built in 1960 and is part of The Philadelphian condominium development.

Mr. Hanna is principal at GZA GeoEnvironmental of New York, a soils and foundations specialty consultant providing its clients with a wide range of geotechnical engineering, environmental consulting and remediation services.

He is a registered professional engineer and has been active in geotechnical and environmental issues. He also is a member of the Board of Trustees at The Practicing Institute of Engineering in New York.

He received his bachelor's degree in biology and geology from the University of Rochester and his M.S. in civil and environmental engineering from the University of Wisconsin.

According to BlockShopper.com, there have been 108 condo sales in Fairmount during past 12 months, with a median sales price of $260,000.

Address: 2401 Pennsylvania Avenue
Buyer(s): Ernest R Hanna and Margaret A Hanna
Seller(s): Margo Bloom and Joel N Bloom (Estate)
Sale date: Oct. 9, 2009