OWNERS

The expertise of the firm's principals has enabled Muller to undertake a broad range of civil engineering projects for clients in the metropolitan area of Denver and throughout the state of Colorado.


A. GRAY CLARK, PE, President

Gray assumed the role of President in 2014 and in addition to overseeing the day-to-day operations of the firm, he continues to serve as project manager/principal-in-charge on some of Muller's major transportation projects. His experience includes management of projects ranging from single intersections to interstate and arterial highways. He has managed feasibility studies, environmental studies, and final design projects. Some of Gray's major transportation projects include West Quincy Avenue from South Kipling Parkway to South Wadsworth Boulevard, the US 50 Corridor in Gunnison and Montrose Counties, and I-25 North from SH 56 to SH 402. He has been with Muller Engineering Company for 24 years of his 28-year career, and he served as Corporate Secretary from 1996 to 2014. Gray has a BS in Civil Engineering from the University of Vermont and an MBA from the University of Colorado at Denver. He is a member of ACEC, ITE, WTS, and ASCE.

For recreation, Gray enjoys spending time with his family skiing, camping, and relaxing at a family cabin in the mountains.


ROBERT CARLSON, PE, Chairman

Rob Carlson has been a transportation and roadway engineer in the consulting industry since 1973. Since joining Muller in 1984, he has managed or served as principal-in-charge on urban, rural, and interstate highway projects for CDOT and numerous cities and counties. Rob served as President of Muller Engineering Company for 18 years from 1996 until 2014. He now holds the position of Chariman. As Chairman, Rob assists with business development, marketing, and proposal preparation for the firm. Rob has a BS in Civil Engineering from Purdue University and is a member of ITE, ACEC (ACEC/CO Transportation Committee and Past Board Member), and the Denver Metro Chamber of Commerce.

Rob is a scratch bowler and also enjoys skiing, biking, and travel.


JAMES WULLIMAN, PE, Vice President, Senior Project Manager

As Vice President and Director of the Water Resources Group, Jim leads stormwater and floodplain management projects with a special eye to water quality. He has been instrumental in many of the cutting edge water quality improvement projects in the Cherry Creek Basin starting with the award winning Shop Creek Water Quality Project. He also developed drainage and erosion control criteria manuals for several public sector clients. Jim has 37 years of consulting experience, 22 at Muller. Jim possesses a BS in Civil Engineering from Valparaiso University and a Master's Degree in Hydraulic Engineering from Colorado State University. He is past president of Colorado Lake and Reservoir Management Association and a member of Urban Water Resources Research Council, American Association of Stormwater and Floodplain Managers, North American Lake Management Society, and ASCE.

Jim's other interests include mountain biking, water skiing, and home improvement projects.


MATTHEW ANDREWS, PE, Vice President, Senior Project Manager

Matt is Vice President and Director of Muller's Transportation Group. He leads Muller project teams in the planning and design of transportation facilities including rural, urban, and interstate highways. Matt has led most of Muller's design-build projects including the Mayhem Gulch Trail Head and Peaks to Plains Trail for Jefferson County Open Space, and Florida Road Reconstruction and Animas River Trail and Pedestrian Bridge for Durango. Currently he is serving as contract manager for Muller's FHWA Central Federal Lands Highway Division IDIQ contract. He has 25 years experience, 17 years at Muller managing projects for CDOT and other public and private sector clients. Matt’s formal training includes a BS in Civil Engineering from Duke University and an MBA from the University of Colorado at Denver. He is a member of ASCE and WTS.

When not managing projects for Muller, Matt enjoys bicycling and skiing.


DEAN HARRIS, PE, Senior Project Manager, Corporate Treasurer

Dean leads Muller's Structural Engineering Group and manages a variety of projects including the design of retaining walls, hydraulic structures, pedestrian bridges, underpasses, sewer lines, water lines, pump stations, and irrigation facilities. He also has extensive experience in drainage and flood control projects. Recently, Dean managed Muller's work for the award winning Landmark Irrigation Water Storage and Pump Station for the South Adams County Water and Sanitation District. As Muller's Treasurer, Dean monitors the firm's financial performance and reports financial information to the Board of Directors. Dean began his engineering career in 1984 with service at Muller since 1987.  He has a BS in Civil Engineering from University of Colorado at Denver and a MS. in Civil Engineering, Hydraulics from Colorado State University at Fort Collins.

For recreation, Dean enjoys spending time with his family, camping, golfing, and supporting his sons with their activities.


BRUCE BEHRER, PE, CFM, CPESC, Senior Project Manager

As Senior Project Manager for drainage and flood control projects, Bruce leads design teams to assist public and private sector clients. He has special skills in the design of temporary and permanent erosion control facilities for any type of construction project and is a trained CDOT Erosion Control Supervisor. Bruce's major projects include lead drainage engineer on the I-25 Valley Highway Project and the RTD West Corridor Light Rail Transit Final design project. He has served clients at Muller since 1990, with 28 years of total experience. Bruce has a BS in Civil Engineering from the University of Wyoming and is a member of the International Erosion Control Association and Colorado Association of Stormwater and Floodplain Managers.

Bruce's personal interests include skiing, snowboarding, golf, softball, bowling, and spending time with his family.


DEREK JOHNS, PE, Senior Project Manager, Corporate Secretary

Derek is a senior project manager in the Water Resources Group and has 24 years of experience, 15 at Muller. He plans and designs stormwater, flood control, and stream restoration projects. Derek has extensive experience managing projects involving stream stability, stream restoration and bioengineering techniques, water quality and detention basins, bridge hydraulics and floodplain evaluations, and pedestrian trails and stream crossings. As Corporate Secretary, Derek is responsible for corporate records and documentation of corporate meetings and board of director activities. He holds a BS and MS in Civil Engineering from Colorado State University.

Outside of work, Derek enjoys playing basketball, skiing, and spending time with his family.


KARL BUCHHOLZ, PE, PTOE, Senior Project Manager

Karl joined Muller Engineering Company in 2008, is a Senior Project Manager, and leads the traffic engineering section of Muller's Transportation Group. He has 28 years of experience in consulting and municipal traffic engineering. His areas of expertise include traffic operations, traffic signal systems, corridor studies, and multi-modal transportation planning. Karl leads Muller's traffic engineering projects that include three CDOT NPS traffic engineering contracts, traffic operations and managed lanes analyses for I-25 from SH 66 to SH 402 (CDOT), and traffic signal timing in Castle Rock for DRCOG. Karl earned his BS in Civil Engineering from the University of Colorado at Boulder and an MS in Transportation Engineering from the University of Colorado at Denver.  He is a member of ITE and WTS.

In his spare time Karl enjoys running, bicycling, and golf.


ROBERT FEARNS, PE, Senior Project Manager

Bob has 25 years of experience and has been with Muller serving as a Project Manager since 1996. He manages transportation projects for public sector clients including rural and urban roadways, intersections (including modern roundabouts), and pedestrian facilities. Bob has guided a number of local communities and counties through the CDOT Local Agency Stewardship Program. Some of these projects include US 287 Main Street Reconstruction in Longmont and, recently, Reconstruction of Broadway from Wesley to Yale in Denver. Bob holds a BS in Civil Engineering from the University of Colorado. He is a member of ASCE.

In his spare time Bob enjoys family time revolving around the many great outdoor activities that Colorado has to offer.


GLENN HAMILTON, PE, Senior Project Manager

Glenn serves as Project Manager in the Water Resources Group at Muller, and he leads the utility engineering section of the group. He manages projects involving water supply and master planning, reservoir and canal conveyance facilities, drainage and flood control, channel restoration and stabilization, and structural design.  Glenn serves as Muller's client liaison with the South Adams County Water and Sanitation District, and he is also leading a project for CDOT to upgrade culverts along the Peak to Peak Highway, SH 7 between Raymond and Estes Park, to improve roadway safety and respond to damage caused by the September 2013 flooding. He has served Muller Engineering Company for 17 of his 22 years of experience. Glenn has a BS and an MS in Civil Engineering with a hydraulics emphasis from Colorado State University and is a member of the ASCE.

Glenn enjoys spending time with his family on Colorado’s rivers, ski slopes, single-track, and hiking trails.


JOSEPH JUERGENSEN, PE, Senior Project Manager

Joe serves clients as Senior Project Manager for projects involving stream restoration/open channel design, detention pond design, bridge hydraulic analysis, culvert and storm sewer design, and site/trail design. He also manages services during construction and engineering fieldwork. One of Joe's recent accomplishments is the data collection,
floodplain analysis, and design of the award winning Left Hand Creek Flood Control Project for the City of Longmont. During the September 2013 floods, the newly completed project kept 172 structures out of the floodway produced by the storm. He joined Muller Engineering Company in 2000 and has 17 years of total experience. Joe holds a BS and MS in Civil Engineering from Colorado State University and is a member of ASCE.

Outside of work hours, Joe enjoys spending time with his family, hiking, skiing/snowboarding, and pretty much any other outdoor activity that Colorado has to offer.


JOHN KELLER, CADD Manager

John manages and oversees the computer aided drafting and production facilities at Muller Engineering Company. He has been with the firm since 1980, starting as a draftsman and working his way into a key ownership position in the firm. John has also served as a construction observer throughout his career. He has attended AutoCAD training classes at Red Rocks Community College and Associated General Contractors Utility Safety Seminar and Construction Inspection Seminar by Urban Drainage and Flood Control District and APWA.

In the winter John enjoys freestyle skiing, while in the summer he enjoys windsurfing, mountain biking, camping, hiking, and volleyball.

 

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