Whether you need a quote on a new product, have a question, or just want to know more about us, we'd love to hear from you! 810-664-2310 810-664-2360 customerservice@ptlengineering.com PTL has two locations for manufacturing. Our primary offices are located conveniently in our John Conley location right off of I69 3333 John Conley Dr, MI 48446 Send Us A Message! Name Email Message Send Facebook-f Youtube Linkedin