Engineering; surveying; field exploration in the nature of oil field exploration or mining and mineral exploration; civil engineering; environmental engineering, testing and inspection services; geoenvironmental engineering; geotechnical engineering; technical consulting in the field of environmental science; technical consulting in the field of natural resource research; architectural and engineering services; conducting engineering surveys; conducting feasibility studies in the field of environmental engineering; consulting in the fields of engineering and of construction materials testing; custom architectural design and engineering of building enclosures and roofing systems, design and development of coatings, specialized structural components, specialty foundations, structural underpinning systems, temporary and permanent earth retention systems, groundwater management systems, and ground improvement systems, design of infrastructure rehabilitation projects including pavements, underground utilities and site layout; drafting of plans and engineering drawings for others; environmental services, namely, technical consultation in the field of environmental science, engineering services and design for others in the field of environmental engineering; environmental testing and inspection services; hydrologic engineering services; professional consulting services in the fields of engineering, land use planning, surveying, landscape architecture, and environmental sciences; technical consulting services in the fields of engineering, land use planning, engineering, geological surveying, land surveying, and real estate surveying, landscape architecture, and environmental sciences