S-Tech Solution AS had been in business since 1983 when their first automated plant was delivered. S-Tech Solution AS assists other companies as a consultant and helps to integrate different systems into one seamless system. S-Tech Solution AS mostly uses SBC PLC and ClearSCADA as tools to automate various plants, mostly refrigration plants with piston and screw compressors running on NH3 and CO2. Also heatpumps of various size from 400kW up to 6MW They have also automated ice production and ice delivery plants in Porto, Portugal.