Established in 1963, MCE has grown to become one of the largest firms in Arkansas with offices in Little Rock and Fayetteville and serving Arkansas, Oklahoma and Missouri. The McClelland firm is licensed to serve Arkansas, Oklahoma and Missouri. Project experience includes Parks, Pedestrian & Bicycle Trails, Recreation and Competitive Athletic Facilities; Site Development Surveying, Utility Distribution, Grading and Drainage; Wastewater Collection, Conveyance, Treatment and Sludge Disposal Systems; Drainage Studies and Recommendations; Water Treatment, Transmission, Distribution and Storage Facilities; Airport Facility Pavements and Navaids; Roadway and Street Systems, Bridges and Parking Facilities; Industrial Park Access and Railroad Spurs; Topographic, Boundary and Easement Surveys.

Voted "Best Engineering Firm" by Arkansas Business, 2009 & 2010

A/ACEC Grand Conceptor Award, Water & Wastewater Category Award, 2010

Best Large Project, Arkansas Public Works Association 2011