Engineering Consultants
- acoustical engineer
- civil engineer
- electrical engineer
- environmental engineer
- geotechnical engineer
- hydrological engineer
- mechanical engineer
- process engineer
- seismic engineer
- structural engineer
- traffic engineer
Specialist Consultants
- acoustical consultant
- airport consultant
- architectural historian
- art consultant
- building code consultant
- building envelope consultant
- computer or CAD consultant
- conservation or heritage architect
- construction manager
- cost consultant
- demographer
- economist
- education consultant
- elevator consultant
- energy management consultant
- environmental consultant or ecologist
- facilitator
- facilities manager
- food service/kitchen consultant
- graphic artist
- hardware consultant
- information technology consultant
- hospital consultant
- interior designer
- laboratory consultant
- land surveyor
- landscape architect
- lighting consultant
- marketing consultant
- programmer
- psychologist
- public relations consultant
- quantity surveyor
- realtor
- scheduling consultant
- security consultant
- signage or graphics consultant
- sociologist
- specifications writer
- sustainability or LEED consultant
- technologist
- theatre consultant
- translator
- transportation planner
- urban and regional planner
- urban designer
- value engineering consultant
- wayfinding consultant
- wind/snow studies consultant