Henry M. Olthoff, age 52 years, of Catskill, passed away on July 29, 2015. He was born on June 23, 1963, in Catskill, NY, and is the son of the late Henry D. Olthoff and Vera (Kniffen)Crewell of Catskill, NY. Besides his Mother, Henry is survived... View Obituary & Service Information