Sellers David Greenspahn and Alison C. Kelly paid $200,000 for the six-bedroom, three-bath building in April 1995. Peter O'Brien of Arnel, Inc., listing the property at $829,000.
A native of north suburban Waukegan, Mr. Katris, 34 is a partner in the Chicago office of Tressler, Soderstrom, Maloney & Priess. He specializes in personal injury litigation.
Katris, who made partner in January 2006, has a law degree from the Chicago-Kent College of Law and a B.A. from Loyola University of Chicago.
Greenspahn is a life insurance consultant with Orchard Group Realty in Northfield, Ill. He also owns property at 7 Colton Lane in Winnetka, Ill., which is next door to Orchard Group's offices.
Address: 3749 North Clifton Avenue
Buyer(s): Basileios Katris and Maria Katris
Seller(s): Alison Kelly and David Greenspahn
Sale date: May. 31, 2006