DSM Enterprises Mobile Diesel Mechanic is a locally owned and operated on-site mobile diesel repair company in Plantersville, TX that is committed to excellence in every aspect of our business. I uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service David brings to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers’ interests and make their concerns the basis of our business.