The 2,200-square-foot house, which was built in 1984, is in the Wheaton Southeast neighborhood.
Mr. Troja had worked as a senior designer at Daniel Weinbach & Partners Ltd., as a project manager with the e group and the Planning Center and as a designer at Design Collaborations.
He earned a degree in landscape architecture from the University of Wisconsin–Madison.
Mr. Muisenga is the business development senior manager at TouchSensor Technologies, which specializes in the research, development and manufacturing of human and machine interface solutions.
He earned his finance degree from Marquette University and his M.B.A. in entrepreneurial science, strategic management and accounting from the University of Chicago Booth School of Business.
According to BlockShopper.com, there were 466 sales in Wheaton in 2008, with a median price of $295,000.
Address: 633 Queenswood Lane
Buyer(s): Elizabeth M Troia and Nathan J Troia
Seller(s): David P Muisenga and Julianne M Muisenga
Sale date: Jul. 30, 2009