Advisory services in relation to construction, installation, repair and maintenance services; advisory services in relation to the installation, maintenance and repair of environmental control systems; construction of buildings and shoreline structures; construction of commercial and residential properties; earthmoving services; installation services; installation of environmental engineering systems; land reclamation; land formation services; maintenance services; real estate development services; repair services; asphalting; building insulating; car wash; cleaning of buildings; demolition of buildings; drilling of wells; elevator installation and repair; harbour construction; laundering; dry cleaning; painting, interior and exterior; pier breakwater building; plastering; plumbing; rental of construction equipment; road paving; street cleaning; swimming-pool maintenance; window cleaning

Advisory services in relation to the treatment of air, water, soil, sand and other materials; air freshening services; air purification services; decontamination services; destruction of waste and trash; incineration of waste and trash; oil processing; production of energy; recycling of waste and trash; sorting of waste and recyclable material; the provision of potable water; the provision of information in relation to the treatment of air, water, soil, sand and other materials; treatment of materials; waste treatment; waterproofing and fireproofing of textiles; water recycling; water treatment services