Connect With Us


TPI takes pride in our customer-first approach to sales and service. All of our techs are IMSA certified. Our broad range of experience, combined with an extensive product portfolio representing the premier suppliers to the traffic industry, uniquely positions us to provide solutions to a wide variety of traffic control needs.  We look forward to assisting you with your questions or request for information. Contact any of our team members below for personal assistance.


John Welker - President

(610) 644.8150 Extension 3

Technical Team

James Welker - Systems Specialist

(610) 644.8150 Extension 6   


Jeff Kurimchak- Service Technician

(610) 644.8150  Extension 8


Jacob Lutz- Technician

(610) 644.8150  Extension


Sales Team

Mike Post - Vice President

(610) 644.8150 Extension 5
Cell:  267-374-8718                                                         


David Smock - Systems Specialist

(610) 644.8150  
CELL: 484.848.7068                                                      


Ed Yuhasz - Project manager

(610) 644.8150  
CELL: 484.883.4184