Tysan Holdings Limited, an investment holding company, provides foundation piling and site investigation services in Hong Kong. The company offers bored piling, driven piling, socketed h-piling, mini piling, preboring, pile cap, footing works, basement construction, shoring, diaphragm wall, as well as ground investigation field, site formation, demolition, landslip preventive and slope, road and drainage, and minor building works. It also trades and leases various types of tower cranes and services. In addition, the company is involved in property development, property investment; and property management services comprising tenancy management, security services, concierge and value-added services, fire consultancy and risk assessment, repair and maintenance, cleaning, landscape management, car park management, clubhouse management, as well as environmental protection, and hygiene and safety management.