For 50 years, the firm’s multidiscipline capabilities and technical expertise have positioned DuBois & King as a consultant partner supporting various agencies and departments within state government. Departments of transportation, environmental and natural resources agencies, state national guards, building and facilities departments, and recreation departments have retained the firm to address aging infrastructure, assist with recovery from storm events, and plan and design for improvements and upgrades.

DuBois & King provides planning, survey, permitting, design, and construction phase services through statewide multi-year retainer contracts. Contracts have included survey, ROW survey, transportation planning, highway resurfacing, airport engineering, safe routes to school, general environmental services, stormwater management, covered bridges, and construction inspection.


Civil/Site Engineering
Water/Wastewater Engineering
Engineering for Transportation Infrastructure
Mechanical, Electrical, and Structural Engineering
Water Resources
Permitting and NEPA
Construction Administration and Observation