Regional Information Standard Motor Products employs approximately 4000 people at its numerous offices, manufacturing plants, training facilities and distribution centers in the United States, Canada, Poland, Hong Kong, and Mexico. Nationally we are spread across the entire U.S. in such cities as Corona, CA; Detroit, MI; Disputanta, VA; Edwardsville, KS; Irving, TX; Grapevine, TX; Greenville, SC; Independence, KS; Lewisville, TX; Long Island City, NY; Mishawaka, IN; and Orlando, FL.