Louanne Katherine Sullivan

Louanne Katherine Sullivan, 78, of Mentor, Ohio, passed away peacefully at her family home on Thursday, July 30, 2026, due to heart failure and age. Born on May 9, 1948, in Cleveland, Ohio, she was the cherished daughter of Richard and Anne Matousek.

Louanne graduated from Mentor High School in 1966 and went on to build a long and successful career as an Executive Secretary for Tinman Storage, where she dedicated more than 30 years of service. She was respected for her professionalism, strong work ethic, and unwavering commitment to those around her.

Above all else, Louanne was devoted to her family. She was the beloved matriarch of her family and was lovingly known as “Aggie” by her grandchildren. Her greatest joy came from spending time with her grandchildren and great-grandchildren, whose lives were enriched by her love, guidance, and endless support.

Louanne is survived by her grandchildren, Ashley Sebring, Justin Sullivan, Chad Sullivan, Shane Sullivan, Bryce Sullivan, Lucy Sullivan, and Miles Sullivan; her great-grandchildren, Jack Sebring and Ava Sebring; and her brothers, Tom Matousek, Ray Matousek, and Larry Matousek. She is also survived by many extended family members and dear friends who will miss her deeply.

She was preceded in death by her parents, Richard and Anne Matousek; her sons, Ernie Sullivan, Robb Sullivan, and Jason Sullivan; and her siblings, Mark Sullivan, Pat Whelpy, and Marilyn Leverett.

A faithful Catholic, Louanne lived a life centered on family, kindness, and compassion. Her warmth, strength, and unwavering love will be remembered by all who knew her. Though her passing leaves a tremendous void, her legacy lives on through the family she cherished and the countless memories they shared together.

Louanne will be dearly missed and forever remembered.

Lake Erie Cremation & Funeral Services, 1500 Harpersfield Rd, Geneva, OH 44041, assisted the family with arrangements. (440) 361-2273

www.LakeErieCrematory.com