Kathleen A. (Denish) Mattei passed away peacefully surrounded by loved ones on January 6, 2022. She is predeceased by her husband Pasquale (Rick) Mattei and her parents Lawrence and Barbara (Faucher) Denish. Kathy was a graduate of Everett High School Class of '69. She worked for over 25 years as a nurse's aide at the Whidden Memorial Hospital in Everett. She leaves her siblings Lawrence Denish, John Denish, Francis Denish, Margaret Lever, Marie Hidden, William Denish, Joseph Denish, Paul Denish, Barbara Rawcliffe, Elizabeth Murphy and Mary Denish. She is survived by her children, Louis Mattei and his wife Jillian, her daughter Kelly Mattei and her partner Gerardo Fasano. She leaves 2 grandsons, Anthony Mattei and Roy Mattei as well as many nieces and nephews. The family has decided to celebrate her life privately.In lieu of flowers consider donating to your favorite charity in her name.