Sheetz announce Sebastian Joynes as the 2017 Sheetz Family Award of Excellence winner ALTOONA, Pa., 2017-Jun-08 — /EPR Retail News/ — Today (June 7, 2017) Sheetz, one of America's fastest-growing family-owned and operated convenience retailers for more than 65 years, is proud to announce Sebastian Joynes as the 2017 Sheetz Family Award of Excellence winner. Awarded Saturday,…