Kathryn Eileen Leslie, 83, of Woodridge, IL, died on July 25, 2025, after a year-long battle with cancer.

Eileen was born in Washington, D.C. on March 4, 1942, to George and Kathryn (nee Moriarty) Gatins. The family traveled with their father, an FBI agent, to New York and Florida. Eileen graduated from Fort Myers High School in 1959. Eileen had three children, Cohlyn, Bliss, and Brendan. Being a mother was the end-all-be-all for Eileen. She married Clint Leslie, Sr., in 1981, and together they founded and operated Leslie Heating, Cooling, Plumbing & Electric for 33 years. She encouraged and inspired others by lifting them up. Eileen went out of her way to make others happy and was loved by all that knew her.

Eileen was preceded in death by her parents George & Kathryn, and her sisters Ann (Bill) and Pat. She is survived by her husband Clint, sons Cohlyn (Lori) Dupes, Brendan (Keslie) Slifka, and daughter Bliss (Roy) Dupes, her brother Tom (Dee d.2012) Gatins, 9 grandchildren, 9 great-grandchildren, nieces, nephews, and countless beloved friends.

A wake will be held at Hallowell & James Funeral Home, 301 75^th St., Downers Grove, IL on Wednesday, July 30, 2025, from 3pm to 9pm. A second wake will be held at Geisel-Styer Funeral Home in Bedford, PA, on August 1, 2025, at 5pm, with Mass at St. John the Baptist Church in New Baltimore, PA, on August 2, 2025, at 10am. In lieu of flowers, donations may be made to St. Jude Children’s Research Hospital at www.StJude.org.