Grindstaff Rub Co. is a veteran owned and operated one man company that strives on bringing top notch flavor to every meal. Located just outside of St. Louis, MO in Belleville, IL, Grindstaff Rub Co. products are the main ingredients for both AJ’s Smashed and Smoked and Jack Nolen’s (rated #1 Burger in St. Louis by the River Front Times) for owner Jim Grindstaff.