Catherine “Kat” Shaffer, 40, of Rimersburg passed away on Monday, November 29, 2021. She was born in Greensboro, NC on February 6, 1981. Catherine was known for her loving and caring personality as well as being a great mother. She was the wife of Justin Shaffer and mother of Josh Lawson. Catherine was a beloved wife, mother, daughter, sister, aunt, and cousin. She will be love and missed by all. Friends received on Thursday, December 2nd from 11 AM-12 PM at the SPENCER D. GEIBEL FUNERAL HOME & CREMATION SERVICES, 140 NEW CASTLE RD, BUTLER, PA 16001, WWW.SPENCERDGEIBEL.COM. A prayer service will immediately follow in the funeral home.