We have earned certifications from the top PLC and SCADA manufacturers in the industry including Schneider, Wonderware, Rockwell, Honeywell, and Inductive Automation. Our skill set and experience, combined with our partnerships, allow us to deliver solutions for a wide array of complex control applications; making us the ideal CSIA Certified System Integrator for your next project.

PLC Upgrades


Low risk modernization of existing legacy PLC or PAC platforms continues to be a focus for us here at GTH. Using proven methods and technologies to minimize downtime and risk is one of our core capabilities. Our experience spans the leading process automation control system manufacturers including:

  • Modicon 800 series and Quantum to M580
  • GE 90-30 to Allen Bradley ControLogix
  • Allen Bradley PLC-5 to ControLogix


With cloud based services becoming the next evolution, incorporating SCADA and Historian tools give us the flexibility to store and access data in a secure off premise data center, ultimately reducing overhead and long term support costs. As a Certified Wonderware System Platform SI, we can show you how these latest offerings will help you and your company become more efficient by making sense of the mass of data collected by creating automated reporting or query tools to make better process and business decisions.

SCADA Programming

Integration Partners