Building materials (non-metallic); concrete, concrete building elements; shuttering, not of metal, for concrete; building panels, not of metal; tiles, not of metal, for building; building stone; doors not of metal; door panels, door frames and sills, not of metal; plate glass windows, for building; granite, gravel, limestone, clay, marble, rubble, cement and slate; insulating glass (building); refractory materials; ducts, not of metal, for ventilating and air- conditioning installations; works of art and monuments of stone, concrete or marble; mosaics for building; wainscotting, not of metal; parquet flooring; blinds (outdoor), not of metal and not of textile; planks (wood for building); mantelpiece, chimney shafts, not of metal; wood pulp board for building; works of stonemasonry; scaffolding, not of metal; posts, not of metal; roofing, not of metal; roof coverings, not of metal; building cardboard, roofing slates and gutters, not of metal; staircases not of metal; veneers; wood panelling; safety glass; wall linings, not of metal, for building; wall claddings, not of metal, for building; window glass for building; windows, window frames and shutters, not of metal; vinyl siding; non-metallic rigid pipes for building; asphalt, pitch and bitumen; non-metallic transportable buildings; monuments, not of metal

Insurance; financial affairs; monetary affairs; real estate affairs; real estate management; apartment house management; accommodation bureau apartment; real estate brokers; real estate agencies; financial analysis; banking; capital investments; mutual funds; financial management; leasing of real estate; rent collection; lending against security; real estate appraisal

Building construction; repair; installation services; road paving; lift installation and repair; kitchen equipment installation; interior and exterior painting; plumbing; sanding; roofing services; wallpapering; telephone and burglar alarm installation and repair; rental of bulldozers, cranes, construction equipment, excavators and cleaning machines

Treatment of materials; destruction and recycling of waste and trash; production of energy; woodworking

Personal and social services rendered by others to meet the needs of individuals; security services for the protection of property and individuals; fire-fighting; security consultancy; night guards; monitoring of burglar and security alarms