• Alex Ewers, CFM
    Alex Ewers, CFM Design Engineer, Glenwood Springs

    Alex joined SGM in 2014 as a land development CAD Drafter/Design Engineer. He supports the Aspen/Pitkin Team’s municipal and land development projects.

  • Angie Fowler, PE
    Angie Fowler, PE Water Services Sector Leader, Glenwood Springs

    Angie came to SGM in 2012 with 17 years of municipal and industrial water resource and stormwater experience.

  • Anthony Alfini, CFM
    Anthony Alfini, CFM Design Engineer, Glenwood Springs

    Anthony joined SGM in 2014. He serves the development team as a civil design engineer. In his spare time he is an assistant football coach for the Rifle Bears.

  • Ashley Cline
    Ashley Cline Design Engineer, Glenwood Springs

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

  • Bailey Leppek
    Bailey Leppek Design 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.

  • Betty Kracht
    Betty Kracht Survey Technician, Meeker

    Betty joined SGM in 2017 as a Survey Technician. She brings 15+ years of surveying and AutoCAD/drafting experience.

  • Bill Taylor, PE, CFM
    Bill Taylor, PE, CFM Senior Engineer, Grand Junction

    Bill joined SGM’s Grand Junction office in 2015. Bill’s skills range from civil design of transportation and bicycle facilities to drainage and floodplain modelling as well as project management and construction observation.

  • Blaine Wright
    Blaine Wright Construction Manager, Glenwood Springs

    Blaine has been with SGM since 2002 serving as the lead field engineer and manages the Field Engineering Team.

  • Brandyn Bair, PE, CWP
    Brandyn Bair, PE, CWP Wastewater Treatment Engineer, Glenwood Springs

    Brandyn has worked for SGM since 2003 and specializes in the design and construction management of water and wastewater treatment facilities.

  • Brendon Langenhuizen, PE
    Brendon Langenhuizen, PE Water Resources Engineer, Glenwood Springs

    Brendon joined SGM in 2013 and specializes in water rights services associated with Colorado water court applications and water augmentation plans.

  • 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.

  • Brian Carpenter, PE
    Brian Carpenter, PE Mechanical Engineer, 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
    Casey Hinkson Design Engineer, Glenwood Springs

    Casey joined SGM’s Wastewater Team in 2016. Casey graduated from the US Military Academy with a degree in Civil Engineering and most recently, received her MBA from Webster University.

  • Catherine Carella
    Catherine Carella Design Engineer, Durango

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

  • Chris Lehrman, PE
    Chris Lehrman, PE Municipal Team Leader, Glenwood Springs

    Chris has worked for SGM since 2004, providing full-service engineering to our municipal clients in the Roaring Fork Valley.

  • Cindy Adams
    Cindy Adams Senior Consultant, Glenwood Springs

    Cindy joined SGM in 2016 with 10 years of environmental consulting experience, including wetland delineations, land reclamation planning, and vegetation surveys.

  • Craig Gose
    Craig Gose Survey Team, Glenwood Springs

    Craig joined SGM’s Survey Team in 2016. He enjoys the diversity of projects he gets to work on, from construction staking to dam monitoring and everything in between.

  • Dave Mehan, MS, PWS
    Dave Mehan, MS, PWS Senior Scientist, Durango

    Dave is a scientist with more than 27 years of experience with wetlands, aquatic biology, water quality, hydrology, and environmental permitting.

  • David “Coop” Cooper, PLS
    David “Coop” Cooper, PLS Project Manager, Glenwood Springs

    Coop joined SGM in 2011 with 35+ years of surveying experience. From start to finish he gets the job done, serving as Surveyor-of-Record.

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

    David holds a degree in geology, and has 8 years of professional experience as an environmental scientist and GIS analyst.

  • Diane Williams
    Diane Williams CAD Technician/Designer, Glenwood Springs

    Diane joined SGM in 2014 with 29 years of experience. Diane has AutoCAD Civil 3D experience and has worked as a GIS technician.

  • Eric Englehart
    Eric Englehart Field Surveyor, Glenwood Springs

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

  • Erik Bjornstad, LSI
    Erik Bjornstad, LSI Party Chief/Survey Technician, Gunnison

    Since joining SGM in 2006, Erik has worked on a wide variety of survey projects. He is knowledgeable of surveying techniques, equipment and procedures.

  • Erin Loughlin
    Erin Loughlin Design Engineer, Glenwood Springs

    Erin joined SGM’s Wastewater Team in 2016. Erin graduated from Cornell University with a degree in BS in Environmental Engineering.

  • Fox Benton
    Fox Benton Field Surveyor, Glenwood Springs

    Fox is knowledgeable of surveying techniques, equipment and procedures. Fox recently re-joined SGM in 2015.

  • Frances Blackwelder
    Frances Blackwelder CAD Technician/Designer, 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.

  • Ignacio Barrantes
    Ignacio Barrantes CAD Designer, Salida

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

  • Jack Ehlers
    Jack Ehlers Field Surveyor, Glenwood Springs

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

  • Jacob McNutt, PE
    Jacob McNutt, PE Structural Engineer, Grand Junction

    Jacob joined SGM in 2015. He provides structural engineering support for SGM’s Grand Junction office.

  • Jaimal Proctor
    Jaimal Proctor CAD Designer, Glenwood Springs

    Jaimal joined SGM in 2014 with a broad range of CAD design experience. He currently supports the Structural Team as their primary CAD designer.

  • Jeff Grebe, PE
    Jeff Grebe, PE Senior Energy Engineer, Glenwood Springs

    Jeff joined SGM in 2013. He has dedicated his 30+ year career to providing high quality engineering solutions for a wide variety of energy-related projects. 

  • John Boulden, PE
    John Boulden, PE Structural Engineer, Grand Junction

    John has extensive experience  designing commercial/residential structures, bridges, and retaining walls. He has been with SGM since 2008.

  • John Partch, PE
    John Partch, PE Senior Structural 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 Dimick, PE
    Jordan Dimick, PE Senior Engineer, Durango

    Jordan joined SGM’s Water Resources Team in 2016. He has over a decade of experience in water resources and water rights engineering.

  • Josh Wilson, PLS
    Josh Wilson, PLS Survey Project Manager, Glenwood Springs

    Josh joined SGM as an intern before he graduated high school, and now serves as a Project Manager for SGM’s Survey Team.

  • Justin Kattnig
    Justin Kattnig Design 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.

  • Kelly Haun, BA
    Kelly Haun, BA Environmental Consultant, Durango

    Kelly is an environmental consultant specializing in environmental studies and water resource management.  She joined SGM in 2015.

  • Leif Joy, PLS, GISP
    Leif Joy, PLS, GISP Professional Land Surveyor, Meeker

    Leif joined SGM in 2017, with over 24 years of land surveying and GIS experience. He’s a registered PLS, and a  certified GISP (GIS Professional).

  • Luke Schumacher
    Luke Schumacher Design Engineer, Gunnison

    Luke joined SGM in 2014. He has provided support for a variety of projects in the Gunnison office.

  • Maggie McHugh
    Maggie McHugh Design Engineer, Glenwood Springs

    Maggie joined the Drinking Water Team of SGM in 2017. She is a recent graduate with a Master’s of Science in Civil Engineering from University of Colorado, Boulder.

  • 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.

  • Mike Pinske
    Mike Pinske Field Surveyor, Glenwood Springs

    Mike joined SGM in 2014. He is knowledgeable of surveying techniques, tools, equipment and procedures.

  • Mike Suhrbier, CEM Energy Consultant, 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 Structural 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, Glenwood Springs

    Nick joined SGM’s GIS Team in the summer of 2015 as an intern, and now is with us full-time. He has two years of experience with GIS.

  • Rachel Kattnig
    Rachel Kattnig GIS Technician, Glenwood Springs

    Rachel provides custom mapping, Trimble GPS training, and GIS support services for SGM’s GIS team. Rachel joined SGM in 2015.

  • 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.

  • Robert Ringle
    Robert Ringle Design Engineer, Glenwood Springs

    Robert supports the water and wastewater teams as a civil design engineer. Robert joined SGM in 2015.

  • Ron Nies, PE
    Ron Nies, PE Senior Engineer, Salida

    Ron joined SGM’s Transportation Team in 2017. He has 27 years of experience in transportation and interchange design.

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

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

  • Ryan Loebach, PE
    Ryan Loebach, PE Drinking Water Team Lead, Glenwood Springs

    With 10 years of experience, Ryan brings strong facility design and construction administration skills to the Drinking Water Team. He joined SGM in 2007.

  • Ryan Mullen
    Ryan Mullen GIS Specialist, Durango

    Ryan joined SGM as an intern in 2016, and now supports the Durango office full-time as a GIS Technician.

  • Shannon Kaminsky
    Shannon Kaminsky CAD Technician/Designer, Gunnison

    Shannon joined SGM in 2014 with 23 years of experience. Shannon’s passion is civil drafting, but she also is experienced in mechanical and electrical drafting.

  • Shannon Linnehan
    Shannon Linnehan Design Engineer, Glenwood Springs

    Shannon is a recent graduate from Villanova University with a BSCE and an Environmental Science minor. Shannon joined SGM’s Municipal Team in 2017.

  • Steve Byers
    Steve Byers Design Engineer, Glenwood Springs

    Steve joined SGM’s Water Sector in 2016. A recent graduate from Colorado School of Mines, he also worked as an Undergraduate Research Intern for the Civil and Environmental Engineering Department.

  • Steven Kirk
    Steven Kirk GIS Team Lead, Grand Junction

    Steve has over 16 years of experience working in the government and private sectors supporting their GIS needs. He joined SGM in 2013.

  • Terry Bendetti
    Terry Bendetti Design Engineer, Glenwood Springs

    Terry has been with SGM since 2004 and in the civil engineering industry for 20+ years as a CAD draftsman and designer.

  • Theresa Weidmann, PE
    Theresa Weidmann, PE Structural Engineer, Glenwood Springs

    With 11 years of experience, Theresa specializes in water storage tanks, water/wastewater treatment facilities, and dams. She joined SGM in 2015.

  • Tim Barnett, PLS
    Tim Barnett, PLS Professional Land Surveyor, Durango

    Tim joined SGM in 2013 with 10 + years of experience surveying. He has a strong knowledge of surveying techniques, tools, equipment and procedures.

  • Tony Haschke, PE, CEM, CBCP
    Tony Haschke, PE, CEM, CBCP Energy/Mechanical Systems Engineer, Glenwood Springs

    Tony has over 31 years of experience designing commercial and residential mechanical systems. He joined SGM in 2007. 

  • Ty Costello
    Ty Costello CAD Designer, Glenwood Springs

    Ty joined SGM’s MEP Team in 2016. He has a degree in Applied Science-Drafting and Design along with over 20-years of experience in homebuilding and design.

  • Tyler Harpel, PE
    Tyler Harpel, PE Design Engineer, Gunnison

    Tyler, a civil engineer specializing in hydrology, drainage, water, sanitary sewer and environmental engineering, has worked for SGM since 2005.

  • 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.

  • Will Comerer
    Will Comerer Design Engineer, Glenwood Springs

    Will joined SGM in 2015 as a land development CAD Drafter/Design Engineer. He supports the Aspen/Pitkin Team’s municipal and land development projects.

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