Professional Staff
Summit Engineering has assembled a strong team of professionals to address the engineering challenges of our clients.

PRESIDENT
Gregg A. Reese, P.E., has worked in the field of structural engineering with a focus on bridge design and construction for over twenty five years. He is the Firm Principal and Chief Bridge Engineer responsible for all engineering services including the design and construction of building, municipal and highway structures. He is a member of PCI and serves on the Bridge Committee. He holds a BSCE and MSE from the University of Texas.
Vice President
DeWayne Hansen, P.E. has over 40 years of experience providing analysis, design, and construction services on bridge projects throughout Colorado including construction engineering, falsework design, erection plans, preparation of construction drawings, and the review of contractors shop drawings. DeWayne graduated from South Dakota State University with a BS in Civil Engineering with an emphasis in Structural Engineering; and received his MBA degree from the University of Colorado.
SENIOR PROJECT MANAGER
Donald L. Deschamp, P.E., has worked in the engineering field for over thirty years. He has experience in the design and construction of steel bridge girder systems and conventional and segmental concrete bridges. Responsibilities have included: inspection and erection oversight of prestressed precast concrete and steel bridge girders; on site inspection of cast-in- place concrete bridge substructures and decks; inspection of cast-in-place bridge superstructures both conventionally reinforced and post-tensioned, and inspection of concrete segmental superstructures. He holds a BSCE from the South Dakota School of Mines.
Project Manager
Alan R. Kreisa, P.E., has experience in construction of steel and concrete bridges, including curved plate girder, arch, and cable stayed steel structures as well as cast-in-place, precast, and balanced cantilever segmental concrete structures. Responsibilities have included: design, analysis, and inspection of temporary structures; steel and concrete girder erection plans and inspection; shop drawings and geometry control of two balanced cantilever constructed segmental bridges; and transport of RTD’s lightrail arch bridge over 6th Avenue. He holds a BSCE from the University of Virginia and a MSE from the University of Texas.
BRIDGE DESIGNER
Martin T. Reed, E.I.T., has worked for contractors and fabricators with knowledge in the design and construction of steel and concrete bridges and precast buildings. His experiences include design, analysis and inspection of temporary structures; design of steel and concrete girder erection and demolition plans; and creation of shop drawings. He holds a BSAE from the University of Wyoming
BRIDGE DESIGNER
Brandon A. Johnson, E.I.T., has worked in engineering consulting in building and bridge design. His experiences have included design and analysis of conventionally reinforced concrete, post-tensioned concrete, and steel structures; design and analysis of carbon fiber polymer retrofitting of reinforced concrete bridge girders; and the review of shop drawings. He holds a BSCE from Gonzaga University and a MSCE from Oregon State University.