Semac Group, based in Greece, consists of Semac Construction S.A. and Semac Automation S.A. Semac Construction is a leading contractor & manufacturer, specialising in the Oil & Gas Industries by undertaking electro-mechanical EPC and other contracts and delivering complete metering & analyser systems. Semac Automation is a leader in measurement instrumentation, services and solutions for industrial process engineering. We provide process solutions for flow, level, pressure, temperature, analytics, drives, recording and digital communications, optimising processes in terms of economic efficiency, safety & environmental impact.