ECM (formerly EC&M) is a construction and maintenance company. It offers electrical and instrumentation services, including electrical and instrumentation works, switchgear and control systems installation, underground cabling, switch room and control room installation, instrument tubing, hazardous area installation, earthing and lightning protection, etc. The company also provides HVAC (heating, ventilation and air conditioning) and technical services, including testing and commissioning of protection and control systems for low and high voltage electrical transmission and distribution installations. Additionally, ECM delivers fabrication and mechanical assembly services. The company caters to the mining, oil and gas, infrastructure, and power generation sectors.