The 1,364-square-foot house in South Gardena was built in 1957.
Mr. Marderness is the president and CEO of Parishioners Federal Credit Union, a Torrance-based Catholic-affiliated credit union in California.
According to BlockShopper.com, there have been 350 home sales in Gardena during the past 12 months, with a median sales price of $309,000.
Address: 1122 Rumbold Street
Buyer(s): Mark H Marderness and Yumei G Marderness
Seller(s): Capstone Equity Fund LLC
Sale date: Dec. 7, 2010