Home > Leadership Meet our TEAM ENTERPRISE Pat Nelson President Jeremy Ramberg Vice President David Middleton Senior Director of Strategy and Technology Drew Koester Senior Director of Finance Roy Rothenberger Sales Manager Matt Cox Director of Asset Management Rocky Mitchell Director of Human Resources Taylor McPherson Director of Communications and Engagement Will Castle Director of Logistics SAFETY Eric Allen Director of Environmental, Health, and Safety Cathy Barnes Safety Specialist Sherilyn Steele Safety Specialist David maddock Safety Specialist PROJECT MANAGEMENT Michael Ellis Vice President of Project Management Michael Frizzell Lead Project Manager Eric Lowstuter Lead Project Manager Billy Jones Lead Project Manager, Special Projects David Houston Project Manager Tyler Jordan Project Manager Maria Bennett Contract & Cost Control Analyst CONSTRUCTION Jarod Riles General Superintendent Preston Bryson Superintendent Greg Ketchum Assistant Superintendent Woody Franklin Assistant Superintendent PRODUCTION don fletcher Vice President of Manufacturing & Quality Control Howard Green Superintendent of Asphalt Plants Richard Shankle Superintendent of Plant Maintenance Cory Collins Director of Quality Control Blake Kimbrough Assistant Superintendent ofAsphalt Plants bobby runions Assistant Superintendent of Plant Maintenance Dennis Knight Assistant Superintendent of Plant Maintenance PITT KIMBROUGH Quality Control Manager, Incoming Materials Johnny Houston Quality Control Manager, Outgoing Materials Jim Whitten Construction Specialist