SH Group (Holdings) Limited SH Group (Holdings) Limited is an investment holding company that provides electrical and mechanical (E&M) engineering services to public and private sectors in Hong Kong. The company engages in the design, supply, installation, and maintenance of mechanical ventilation and air-conditioning (MVAC) systems; low voltage electrical systems; and other E&M systems including fire services systems, plumbing and drainage systems. Founded in 1986 and headquartered in Kowloon, Hong Kong, SH Group (Holdings) Limited employs approximately 139 people and operates primarily within the engineering and construction industry, focusing on major projects for both government and commercial clients. In fiscal year 2024, revenue from MVAC system projects and low voltage electrical system projects accounted for approximately 68.1% and 31.9% respectively, with the company actively expanding into additional E&M services such as fire services and plumbing amid a slowdown in private sector developments. The group continues to strengthen its public sector presence and diversify its service offerings to capture new business opportunities in Hong Kong's infrastructure market.