To engage in the business of promoters, builders, constructors, developers, contractors, sub-contractors, quasi contractors, consultants, advisers, researchers, lessors, technicians or otherwise deal in lands and properties of all kinds including schools, warehouses, godowns, cold-storage facilities, market spaces, sheds, farmlands, farmhouses, villas, homestays, data-sites, or any other properties or facilities, commercial or otherwise, as principal, agent or in partnership/(s) or joint venture/(s) or otherwise, including their alteration, repair, renovation, demolition, development, grading, improvement and maintenance.