• Adam Wetherell
    Adam Wetherell Survey Technician, Durango
  • Alex Nees, MS
    Alex Nees, MS Senior Consultant, Grand Junction

    Alex joined SGM’s Environmental Services Team in 2018. He comes to SGM with a decade of experience in the private and public sectors.

  • Alexandra “Alex” Kordick, PE
    Alexandra “Alex” Kordick, PE Eningeer III, Glenwood Springs

    Alex rejoined SGM’s Wastewater Team in 2019. She brings experience in mining, environmental data analysis and environmental litigation.

  • Amanda Webb
    Amanda Webb Consultant, Durango

    Amanda joined SGM’s Water Resources Team in our Durango office in 2019. She is a graduate of Ft. Lewis college with a BA in Geology.

  • Amber Haymes, PE, LC, IES
    Amber Haymes, PE, LC, IES Electrical Engineer, Durango

    Amber joined SGM’s MEP Team as an Electrical Engineer located in our Grand Junction office. She comes to us as a Lighting Certified (LC) engineer and was recently accepted as a Full Member of the Illuminating Engineering Society (IES).

  • Andrew Straub-Heidke, MS
    Andrew Straub-Heidke, MS Water Resources Consultant, Glenwood Springs

    Andrew joined SGM’s Water Resources Team as a Senior Consultant. His experience includes Water Law / Administration, Water Supply Planning, GIS, and Colorado River Basin Issues.

  • Andy Antipas, MS
    Andy Antipas, MS Senior Ecologist, Durango

    Andy has over 30 years of experience in environmental and ecological consulting, specializing in wetland delineations and permitting, NEPA compliance, and TS&E surveys.

  • Anthony Ducosin
    Anthony Ducosin Surveyor, Glenwood Springs

    Anthony joined SGM’s Survey Team in 2021.

  • Ashley Cline, PE
    Ashley Cline, PE Engineer, Glenwood Springs

    Ashley joined SGM in 2015. She serves the development team as a civil design engineer.

  • Austin O’Hagan
    Austin O’Hagan Survey Technician, Durango

    Austin is a seasoned survey technician, bringing over 20 years of land surveying experience to SGM.

  • Bailey Leppek, PE
    Bailey Leppek, PE Engineer, Glenwood Springs

    Bailey joined SGM’s Water Resources Team in 2016, and brings a passion for water and water modeling to her engineering projects.

  • Brian Brewbaker
    Brian Brewbaker Survey Party Chief, Meeker

    Brian joined SGM in 2017. He has over 13 years of diversified land surveying experience across Colorado, Wyoming, and Oregon, and is an FAA-licensed drone pilot.

  • Brian Carpenter, PE
    Brian Carpenter, PE MEP Team Lead, Glenwood Springs

    Brian joined SGM’s MEP Team in 2016 as a Mechanical Engineer. He has 17 years of experience in the HVAC and industrial business.

  • Bruce Gray
    Bruce Gray Construction Manager, Glenwood Springs

    In 2005 Bruce joined the field engineering team supporting them in CM, onsite inspections and project management.

  • Casey Hinkson, PE
    Casey Hinkson, PE Engineer, Glenwood Springs

    Casey has five years of experience providing engineering, design, and construction management for SGM’s water and wastewater teams.

  • Catherine Carella, PE
    Catherine Carella, PE Engineer, Durango

    Catherine joined SGM’s Civil Team in 2017. She supports the Durango office as a Design Engineer.

  • Chad Hill, PE
    Chad Hill, PE Drinking Water Team Lead, Durango

    Chad has over 30 years of experience in business development and program/project management in water engineering.

  • Christina Pearson
    Christina Pearson Engineer II, Glenwood Springs

    Christina has over 10 years of experience and is a key member of the Water Resources team.

  • Courtney Groff
    Courtney Groff Survey Team, Meeker

    Courtney serves as a Survey Technician in our Meeker office. She has a decade of field experience in geoarchaeology and cultural resource management.

  • Dave Shepard
    Dave Shepard Construction Technician II, Glenwood Springs

    Dave has more than 20 years of construction management/construction inspection projects and is on the SGM’s Field Engineering Team in Glenwood Springs.

  • David Schiowitz, PG
    David Schiowitz, PG Environmental Geologist, GIS Analyst, Durango

    David holds a degree in geology, and is a registered Professional Geologist. He has 10 years of professional experience as an environmental scientist and GIS analyst.

  • Deron Dircksen, PE
    Deron Dircksen, PE Senior Engineer, Glenwood Springs

    Deron joined SGM’s Civil Team. He brings over 20 years of professional municipal experience to SGM.

  • Diana Rooney, PE
    Diana Rooney, PE Engineer, Grand Junction

    Diana joined SGM’s Civil Services Sector in 2017 with over 10 years of experience in the design, construction and management of complex urban and education projects.

  • Dwayne Dodson
    Dwayne Dodson Survey Technician, Gunnison
  • Elle Coe
    Elle Coe Engineer, Glenwood Springs

    Elle joined SGM’s Public Services Sector in 2021. She is a recent graduate from the University of Colorado, Boulder in Environmental Engineering.

  • Eric Bikis, PG
    Eric Bikis, PG Senior Consultant, Bikis Water Consultants Founder

    Eric holds a master of science degree in hydrogeology and has more than 37 years of hydrological, hydrogeological, geological, and geophysical experience. Eric founded and led Bikis Water Consultants, a six-person water resources consulting firm for nine years. He has expertise in managing multiple water supply and water planning studies, evaluating water rights for water court applications including augmentation plans, studying water quality issues, and overseeing environmental analyses, including NEPA studies.

  • Eric Englehart, PLS
    Eric Englehart, PLS Survey Team, Glenwood Springs

    Eric has been with SGM since 2013. He is knowledgeable of surveying techniques, tools, equipment and procedures.

  • Ethan Burnett
    Ethan Burnett Surveyor, Glenwood Springs

    Ethan joined SGM’s Survey Team in 2021.

  • Evan Zeck
    Evan Zeck Structural Team, Grand Junction

    Evan re-joined SGM’s Strucutral Team in the Grand Junction office after completing a summer internship program from SGM. He is a recent graduate of CU Boulder in Architectural Engineering.

  • Fox Benton, PLS
    Fox Benton, PLS Survey Team, Glenwood Springs

    Fox is a trusted field surveyor with over 20 years of experience.

  • Frances Blackwelder
    Frances Blackwelder CADD / GIS, Grand Junction

    Frances joined SGM in 2012, with 25 years of public and private sector civil design experience. Her CAD skills are only rivaled by her baking expertise.

  • Gordon Fiedler
    Gordon Fiedler CADD Technician, Durango

    Gordon is a seasoned CAD drafter and designer who joined SGM in 2019.

  • Ignacio Barrantes, PE
    Ignacio Barrantes, PE Engineer, Salida

    Ignacio, a Colorado Licensed Professional Engineer, joined SGM’s MEP Team in 2016. Ignacio received his BS of Mechanical Engineering from the University of Costa Rica, San Jose.

  • Ivy Todd
    Ivy Todd Engineer I, Glenwood Springs

    Ivy joined SGM’s Civil Team after graduating from the University of Colorado Boulder with a degree in civil engineering and a concentration in water resources.

  • Jack Ehlers
    Jack Ehlers Survey Team, Glenwood Springs

    Jack brings a degree in CADD Drafting and Process Technology to SGM’s Surveying Team.  Jack joined SGM in 2017 as a Field Surveyor.

  • Jake Livermore, PE
    Jake Livermore, PE Engineer III, Glenwood Springs

    Jake joined SGM’s Field Engineering Team in the Glenwood Springs office in 2019.

  • Jenna Svoboda, PE
    Jenna Svoboda, PE Engineer, Gunnison

    Jenna has a diverse background she brings to Gunnison-area civil engineering projects, including infrastructure design, site development, geotech evaluations, and construction management.

  • Jevon Poston, PE
    Jevon Poston, PE Senior Engineer II, Glenwood Springs

    Jevon has over 14 years of experience in planning, design, modeling, and management for municipal, commercial, and residential civil engineering projects.

  • John Partch, PE
    John Partch, PE Senior Engineer, Glenwood Springs

    John joined SGM in 2012. He has 20 years of structural engineering experience including design and construction of custom residential/commercial buildings.

  • Jordan Kehoe, PE
    Jordan Kehoe, PE Engineer III, Glenwood Springs

    Jordan is a key member of SGM’s Civil Services team, providing engineering and design for municipal and private development projects.

  • Juan ‘Lalo’ Clemente
    Juan ‘Lalo’ Clemente Engineer I, Glenwood Springs

    Lalo is an Engineer on our Civil Services Team in the Glenwood Springs office. He comes to SGM with a BS in Civil Engineering Technology with a concentration in construction. Lalo joined SGM in 2020.

  • Justin Kattnig, PE
    Justin Kattnig, PE Engineer, Glenwood Springs

    Justin joined SGM in 2014. He serves the water and wastewater teams as a civil design engineer. In his spare time he is a cellist.

  • Karl Schoenbrunn
    Karl Schoenbrunn Project Manager, Glenwood Springs

    Karl heads up SGM’s Subsurface Utility Engineering team. He has over 14 years of engineering and construction experience.

  • Kim Riddle, EIT
    Kim Riddle, EIT Engineer I, Glenwood Springs

    Kim joined SGM’s Water Resources Team. She comes to us with a B.S. in Environmental Engineering and a minor in Economics from the Colorado School of Mines.

  • Kristen Brandecker
    Kristen Brandecker Engineer, Glenwood Springs

    Kristen joined SGM’s Drinking Water Team in the Glenwood Springs office. She received her Master degree in Hydrology from Colorado School of Mines.

  • Kristyn Hartmann, PE
    Kristyn Hartmann, PE Engineer, Glenwood Springs

    Kristyn joined SGM’s Structural Team with five years of structural experience. Some of her projects include high-end residential, resorts, mid-rise multi-family residential, commercial, and light industrial.

  • Mahalie Hill
    Mahalie Hill Engineer, Durango

    Mahalie joined SGM’s Drinking Water Team in the Durango office. She is a recent graduate from CU Boulder in Environmental Engineering.

  • Mark Frymoyer, PE, SE
    Mark Frymoyer, PE, SE Civil Structures Team Leader, Glenwood Springs

    Mark has over ten years of experience specializing in designing, analyzing, and inspecting bridges and transportation structures. He leads SGM’s Civil Structures team.

  • Mary Winkley
    Mary Winkley Survey Technician, Durango

    Mary is a seasoned CAD technician with 20 years of experience, specializing in civil, survey, and environmental projects.

  • Matt Hutson
    Matt Hutson Project Manager, Salida

    Matt initially joined SGM in 1990, and has worked in more SGM offices than anyone else.  Matt has served in a variety of capacities on SGM civil projects.

  • Max Essenburg
    Max Essenburg Engineer I, Glenwood Springs

    Max interned with SGM and is currently a design engineer with our Civil Services team, providing design support for public and private development projects.

  • Max Weiss
    Max Weiss Engineer, Glenwood Springs

    Max joined SGM’s Civil Services Team in the Glenwood Springs office. He comes to SGM with a Masters degree in Environmental Engineering from Colorado School of Mines.

  • Michael Morrison
    Michael Morrison Engineer, Glenwood Springs

    Michael joined SGM’s Transportation Team in the Glenwood Springs office. He is a recent graduate from Colorado State University.

  • Mike Suhrbier, CEM Project Manager, Glenwood Springs

    Mike covers commercial energy audits, residential energy analysis projects, and commercial re-commissioning projects. He joined SGM in 2011.

  • Mindy Nastal, PE
    Mindy Nastal, PE Engineer, Glenwood Springs

    Mindy has worked for SGM since 2003. She provides architectural and building engineering design for residential, commercial and municipal projects.

  • Nick Treankler
    Nick Treankler GIS / CAD Specialist, Grand Junction

    Nick is an integral part of SGM’s GIS team, specializing in water infrastructure mapping, GIS mapping, and GPS collection.

  • Noe Villalobos
    Noe Villalobos Construction Technician I, Glenwood Springs

    Noe, a Construction Technician I, joined SGM’s Field Engineering Team in the Glenwood Springs office in 2022.

  • Nolan Colucci, PE
    Nolan Colucci, PE Engineer III, Structures Team

    Nolan joined SGM’s Structures Team in the Glenwood Springs office. He comes to us with a Master’s degree in Structural Engineering.

  • Pablo Gorra
    Pablo Gorra Mechanical Engineer, Glenwood Springs

    Pablo joined SGM’s MEP Team in the Glenwood Springs office. He graduated with a Mechanical Engineering degree from University of Colorado, Boulder.

  • Rachel Kattnig
    Rachel Kattnig GIS Technician, Glenwood Springs

    Rachel utilizes her strong GIS background to assist with wetland delineations, T&E species surveys, and plant community monitoring, both in the field and in GIS programs.

  • Richard ‘RC’ Saindon, PE
    Richard ‘RC’ Saindon, PE Lead Field Engineer, Glenwood Springs

    Richard “RC” joined the Civil Services Team in 2017. RC serves as the lead field engineer and manages the Field Engineering Team. He specializes in drainage, grading, water/wastewater, and roadway improvements.

  • Richard Harrison, PLS
    Richard Harrison, PLS Land Surveyor, Glenwood Springs

    With over 15 years of experience, Rich has a strong knowledge of surveying techniques, tools, equipment and procedures. Rich joined SGM in 2015.

  • Rick Barth, PE
    Rick Barth, PE Senior Engineer, Glenwood Springs

    Rick re-joined SGM’s Civil Services Sector in 2018. He has over 20 years of engineering experience in the private and public sectors.

  • Russell McCloud, PE
    Russell McCloud, PE Engineer III, Grand Junction

    Russell joined SGM’s Structural Team in the Grand Junction office in 2020. He comes to SGM with a Masters of Structural Engineering.

  • Ryan Brooks
    Ryan Brooks Survey Technician, Durango

    Ryan joined SGM’s Survey Team in the Durango office in 2020. He comes to us with over 5 years of experience.

  • Ryan Gordon, PE
    Ryan Gordon, PE Senior Engineer, Glenwood Springs

    Ryan joined SGM’s Municipal Team in 2016. He has over 15 years of experience providing wastewater master planning and design services for municipal and industrial clients.

  • Scot Knutson, PE
    Scot Knutson, PE Engineer, Glenwood Springs

    Scot joined SGM’s Civil Team in 2017. He specializes in Subsurface Utility Engineering requirements and agriculture and irrigation infrastructure design.

  • Scott Forrester, PE
    Scott Forrester, PE Engineer, Glenwood Springs

    Scott joined SGM’s Municipal Team in the Glenwood Springs office in 2018. He comes to SGM with five years of consulting experience predominately in water/wastewater.

  • Scott Hemmen, PLS
    Scott Hemmen, PLS Professional Land Surveyor, Glenwood Springs

    Scott re-joined SGM in 2016. He has 18 years of survey experience.

  • Scott Patterson
    Scott Patterson Construction Technician II, Grand Junction

    Scott is a member of SGM’s Field Engineering team with over 20 years of experience in materials testing, highway inspection, and site management for CDOT.

  • Shane McCrary
    Shane McCrary Construction Technician I, Glenwood Springs

    Shane, a Construction Technician I, joined SGM’s Field Engineering Team in the Glenwood Springs office in 2022.

  • Steven Kirk
    Steven Kirk GIS Team Leader, Grand Junction

    Steve has experience working in the government and private sectors supporting their GIS needs since 2000. He joined SGM in 2013.

  • Taylor Matson
    Taylor Matson SUE Technician, Glenwood Springs

    Taylor joined SGM’s Civil Team as a SUE Technician in the Glenwood Springs office.

  • Tobin Horne
    Tobin Horne Survey Technician, Glenwood Springs
  • Tomasz ‘Tom’ Mil
    Tomasz ‘Tom’ Mil Survey Party Chief, Glenwood Springs
  • Tony Haschke, PE, CEM, CBCP, CLEP
    Tony Haschke, PE, CEM, CBCP, CLEP Senior Engineer, Glenwood Springs

    Tony has over 31 years of experience designing commercial and residential mechanical systems, and leads SGM’s Commissioning team. He joined SGM in 2007.

  • Tyson Sillery
    Tyson Sillery CAD Designer, Glenwood Springs

    Tyson joined SGM in 2016. Tyson has a degree in CAD Technology and brings over 16 years of experience CAD and Civil Design to SGM clients.

  • Wiley Button
    Wiley Button Field Engineer, Glenwood Springs

    Wiley is a member of SGM’s Field Engineering Team. He comes to SGM with ten years of construction management and oversight experience.

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