Gregory R. Klonaris, 70 years of age, passed away Wednesday December 5, 2018. Born in Cleveland, Ohio on April 1, 1948, he was the son of the late Christ and Ruth (Tettlebach) Klonaris. Formerly of Cleveland, he had been a Portage County resident since 1972 residing in both Ravenna and Streetsboro. Mr. Klonaris was the owner-operator of Joint Venture Concrete & Excavating in Ravenna. He was an avid motorcycle enthusiast and motorcycle club member. Survivors include his daughters Nicki (Marvell) Wring of Shalersville, Christina Klonaris-Baker (Brett) of Streetsboro and Mary Jo (Jay) Hite of Ravenna; his sister Cheryl Collier of Cleveland, and his grandchildren Ashley, Taylor, Brett,Jr., Alexis, Logan, Nicholas, Xander and Quinton, and great-grandson expecting to soon arrive Liam Andrew.He was preceded in death by his brother Ali Klonaris. Calling hours will be Monday December 10, 2018 from 10:00 A.M.-11:00 A.M. at the Green Family Funeral Home & Crematory Service, 4668 Pioneer Trail at the corner of St.Rt. 44, Mantua, Ohio 44255. Graveside funeral services will follow at 12:00 Noon at Brooklyn Hts. Cemetery in Cleveland with Mr. Dan Peyton officiating. In lieu of flowers, memorials in his name are suggested to the Cleveland Rape Crisis Center, The Battered Women’s Shelter of Akron, or The Ravenna First Church of God. Condolences and memories may be viewed at www.greenfamilyfuneralhome.com.