42 Consulting in the fields of engineering and architecture; Design and development of visualization technologies for advertisement of real-estate, commercial product and business of others; Design of mechanical and micromechanical components; Design, development, and consulting services in the field of home and workplace automation hardware and software; Engineering; Environmental services, namely, technical consultation in the field of environmental science, engineering services, design for others in the field of energy engineering, designing and testing of energy products for others