42 Architectural and engineering services; Architectural design; Architectural design in the field of aviation, energy, industrial and agro-industrial facilities.; Civil engineering; Civil engineering for the design of aviation, energy, industrial and agro-industrial industries.; Consulting in the field of designing aviation, energy, industrial and agro-industrial structures.; Consulting in the field of engineering; Consulting in the field of structural engineering; Consulting in the field of aviation, energy, industrial and agro-industrial design; Consulting in the field of structural, mechanical and civil engineering; Consulting in the fields of engineering and architecture; Consulting services for others in the field of design, planning, and implementation project management of aviation, energy, industrial and agro-industrial structures.; Consulting services in the field of architectural design; Custom design and engineering of aviation, energy, industrial and agro-industrial structures.; Design of factory buildings; Design of production facilities; Drafting of plans and engineering drawings for others; Engineering; Engineering design services; Engineering drawing services; Engineering services for building and property condition assessment; Engineering services for the construction of water treatment and purification plants, solid waste treatment plants and other municipal infrastructure facilities; Engineering services in the field of energy efficiency; Engineering services in the field of environmental compliance; Engineering services in the field of reduction of operating costs, fuel blending, waste handling, quality performance of co-products and by-products, and chemical distribution; Engineering services in the field of aviation, energy, industrial and agro-industrial-related industries.; Engineering services, namely, engineering for the design and construction of aviation, energy, industrial and agro-industrial structures; Hydraulic and hydrologic engineering services, namely, design of aviation, energy, industrial and agro-industrial facilities.; Hydraulic engineering and design; Industrial design; Industrial design services; Planning and design of aviation, energy, industrial and agro-industrial facilities.; Structural engineering design services; Testing or research on civil engineering