Accel Group Limited 

Operating as an investment holding company, Accel Group Holdings Limited delivers a broad spectrum of electrical and mechanical (E&M) engineering services throughout Hong Kong. The company's primary focus involves the procurement, installation, and upkeep of crucial building systems. This includes mechanical ventilation and air-conditioning (MVAC) infrastructure, comprehensive drainage and water supply networks, and specialized installations for swimming pools and fountains. Furthermore, Accel Group designs and integrates both standard and smart electrical control systems within various properties. Diversifying its operations, it also produces and markets disinfection spray equipment and related accessories. Established in 2000, Accel Group Holdings Limited maintains its headquarters in Kowloon, Hong Kong, and operates as a subsidiary of Lightspeed Limited.