Anek Panturaks

IEC Ltd. is a heating engineering company based in Bury St Edmunds, UK. The British company specializes in designing and installing renewable heating/hot water systems for properties within the UK. The private company's services include supplying and installing air source heat pumps, underfloor heating, smart controls, and mechanical ventilation and heat recovery systems. The company also provides full domestic plumbing services. The company addresses the issue of moisture buildup in homes caused by a lack of ventilation through their installation of mechanical ventilation and heat recovery systems.

The International Engineering Public Co. Ltd. engages in the business of trading engineering products, installing and implementing information technology systems, producing and distributing electricity from solar energy, and waste disposal services. It operates under the Telecommunication and Implementation of Information Technology System; and Investment Business segments. The company was founded in 1922 and is headquartered in Bangkok, Thailand.