LAS VEGAS, 2015-10-13 — /EPR Retail News/ — Kevin Martello, vice president of convenience, Dr Pepper Snapple Group, has been named 2015–16 chairman of the NACS Supplier Board. In addition, Brad McGuinness, senior vice president, corporate R&D, at Verifone Inc., was named chair-elect and will succeed Martello as 2016–17 chairman. Martello and McGuinness were named to their positions…