Michael J. (Fish) Walsh, age 55 of Scottsdale, AZ, passed away on Sunday, February 26, 2023. He was born in Pittsburgh, PA on December 26, 1967 to William J. and Catherine F. Walsh. Mike attended St. Bernard’s grade school where he was a member of the Boy Scouts. He was a member of the hockey team, and the AV/TV and Stage Crews while he was at Seton LaSalle High School. He graduated from there in 1986. He received an Associate of Science (AS) degree in Architecture and Computer Science from Pittsburgh Technical Institute in 1989. He began his career with the M.K. Ferguson Co. in Cleveland, OH in 1989 and thereafter worked for 30 years for various companies in the Scottsdale/Phoenix, Arizona and Santa Clara, California areas as a computer aided design (CAD), drafting and engineering specialist in the semiconductor and industrial petrochemical fields. Mike was an avid Pittsburgh sports fan, particularly the Steelers and Penguins. He played golf and went camping and fishing as often as he could. He is survived by his partner Trista Diamond, his brother Patrick Walsh and his sister Sarah (Sally) Walsh, as well as his close companion Sidney, his many cousins, and his friends and associates in the Phoenix and Pittsburgh areas. Funeral arrangements by BEINHAUERS. Friend and Family are welcome at 2630 West Liberty Ave., Dormont 412-531-4000 on Friday, June 9, 2023 9am-11:30am. We will then process to Calvary Cemetery to have a graveside service at 12:15PM. In lieu of flowers, friends may wish to donate to Mike’s alma mater, Seton LaSalle High School. To do so, go to this link: https://www.slshs.org/apps/pages/donate-now and enter your donation in the indicated fields. At the bottom of the page there is box for entering additional information. Please type: “In Memory of Michael J. Walsh, class of 1986.”