• Andrew Law, PE, President

    Andrew Law, PE

    Andrew has worked in water resources civil engineering in the Pacific Northwest since 1994, managing a wide variety of water resources related projects, including: analysis and design of facilities for stormwater, wastewater, drinking water, stream improvement, roads, and site development; project management; design of treatment facilities, piping,  pumping systems, and water storage; hydrologic and hydraulic modeling studies; and water quality monitoring, assessment, and modeling of streams, lakes, groundwater and marine waters. 

    Academic Background: University of Washington, MSE Environmental Science and Engineering, 1994; Colorado State University, B.S. in Zoology, 1986

    Registrations: Registered Professional Engineer, WA; Member, Rotary Club of Bellingham 

  • Jeffrey Christner, PE, Principal

    Jeffrey Christner, PE

    Jeff is one of our Principal Engineers who has worked in the Civil Engineering field since 1995.  His expertise is in City and Tribal infrastructure replacement, with a heavy focus on sewer collection systems, pump stations, and treatment facilities (including both water and wastewater treatment).  Other areas of expertise include planning, feasibility studies, cost estimating, and permitting services needed for land development projects.

    Academic Background: Texas A&M University, B.S. in Civil Engineering, 1995

    Registrations: Registered Professional Engineer, WA; Registered Professional Engineer, OR; Registered Professional Engineer, OH 

  • Melanie Mankamyer, PE, Principal

    Melanie Mankamyer, PE

    Melanie Mankamyer has worked in the engineering field since 1984.  Her expertise in Civil Engineering and Project Management is in engineering analyses, water and sewer system design, and project management.  She has experience in comprehensive planning and developing water and wastewater resources.

    Academic Background: California Polytechnic State University (SLO), B.S. in Aeronautical Engineering, 1984; University of California, Irvine, M.S. in Civil Engineering, 1995

    Registrations: Registered Professional Engineer, WA; Engineer/Technical Management Certificate

  • Michael Matthes, PE, LEED AP ND, Principal

    Michael Matthes, PE, LEED AP ND

    Michael Matthes has been in the engineering industry since 1988 and joined Wilson Engineering in 2009. Michael's civil engineering and project management expertise are in infrastructure development, roads, trails, utilities, and stormwater management.  Michael is very knowledgeable in sewer, water, drainage, and roadway analysis and design.  He also is experienced in engineering studies, master drainage plans, drainage studies, infrastructure evaluations, and water and wastewater distribution and collection.

    Academic Background: Queens University, Camosun College, Civil Engineering Technology, 1988

    Registrations: Registered Professional Engineer, WA; Registered Professional Engineer, CA; Leadership in Energy & Environmental Design Accredited Professional for Neighborhood Development (LEED AP ND) 

  • Elizabeth Sterling, PE, Principal

    Elizabeth Sterling, PE

    Liz Sterling has worked in the engineering field and with Wilson Engineering since 1991.  Her expertise in Civil Engineering and Project Management is in comprehensive planning, preparation of project budgets and schedules, loan/grant application preparation.  Her design expertise is in site work, roadway, underground utility, stormwater and pump station design.  Liz also has experience in construction management as a field superintendent and construction claims manager.

     Academic Background: San Francisco State University, B.S. Civil Engineering, 1992; University of Arizona, B.S. Environmental Sciences, 1983

    Registrations: Registered Professional Engineer, WA; Registered Professional Engineer, CA

  • Tom Brewster, PLS, Principal / Survey Department Manager

    Tom Brewster, PLS

    Tom Brewster has been surveying since 1990 and with Wilson Engineering since 1994. Tom is the chief surveyor at Wilson with expertise in conventional and GPS land and hydrographic surveying.  He is experienced with aerial photogrammetric control, large-scale mapping and construction projects for highways, flood control districts, land development, and utilities.  Tom has many years experience with marine and river bathymetric surveys, and is a certified instructor of land surveying and mapping technologies.

    Academic Background: Washington University, B.A. in Philosophy, 1987; Bellingham Technical College, Survey Technician Program; Whatcom Community College, AutoCAD Design Coursework; Trimble GPS School, Workshops in GPS Control, RTK, and Geodesy

    Registrations: Registered Professional Land Surveyor, WA; Certified Floodplain Manager, Association of State Floodplain Managers