ProSoft Technology provides connectivity solutions that link dissimilar automation products. They specialize in the development of communication solutions compatible with Rockwell Automation controllers. Their connectivity and communication solutions bridge the gap between various automation products seamlessly to work as if they are from the same supplier. ProSoft was started in 1990 when founder, Douglas Sharratt, had a need for his Rockwell PLC to communicate with a SCADA host via Modbus protocol. Twenty years later, ProSoft operates worldwide linking disparate products in almost every industry.