42 Consulting services in the field of design and development of engineering processes; Consulting services in the field of industrial engineering; Engineering services for building and property condition assessment; Engineering services in the field of energy efficiency; Engineering services in the field of extending engine maintenance intervals; Engineering design services; Engineering drawing services; Environmental services, namely, technical consultation in the field of environmental science, engineering services and design for others in the field of environmental engineering; Professional consulting services in the fields of engineering, land use planning, surveying, and environmental sciences; Structural engineering design services; 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; Technical consultation in the field of environmental science, engineering services, design for others in the field of environmental engineering, designing and testing of new environmentally friendly products for others