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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.
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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.
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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.
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Amber Haymes, PE, LC, IES Electrical Engineer, Grand Junction
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).
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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.
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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.
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Anthony Ducosin Surveyor, Glenwood Springs
Anthony joined SGM’s Survey Team in 2021.
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Ashley Cline, PE Transportation Team Leader, Glenwood Springs
Ashley is SGM’s Transportation Team Leader, located in our Glenwood Springs office. She joined SGM in 2015.
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Austin O’Hagan Survey Technician, Durango
Austin is a seasoned survey technician, bringing over 20 years of land surveying experience to SGM.
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Bailey Leppek, PE Water Resources Team Leader, Glenwood Springs
Bailey joined SGM’s Water Resources Team in 2016, and brings a passion for water and water modeling to her engineering projects.
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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.
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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.
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Bruce Gray Construction Manager, Glenwood Springs
In 2005 Bruce joined the field engineering team supporting them in CM, onsite inspections and project management.
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Catherine Carella, PE Engineer, Durango
Catherine joined SGM’s Civil Team in 2017. She supports the Durango office as a Design Engineer.
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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.
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Christina Pearson Engineer II, Glenwood Springs
Christina has over 10 years of experience and is a key member of the Water Resources team.
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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.
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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.
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Derek Sawyer, PE Engineer III, Durango
Derek joined SGM’s Structural Team in the Durango office in 2023. He comes to use with over 8 years of experience.
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Deron Dircksen, PE Senior Engineer, Glenwood Springs
Deron joined SGM’s Civil Team. He brings over 20 years of professional municipal experience to SGM.
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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.
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Dwayne Dodson Survey Technician, Gunnison
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Eidan Willis SUE Field Technician, Glenwood Springs
Eidan joined SGM’s Subsurface Utility (SUE) Team in the Glenwood Springs office in 2023.
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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.
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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.
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Eric Englehart, PLS Survey Team, Glenwood Springs
Eric has been with SGM since 2013. He is knowledgeable of surveying techniques, tools, equipment and procedures.
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Eric Mahoney Engineer I, Glenwood Springs
Eric rejoined SGM in 2023 after being a summer intern in 2022. He’s on the Transporation Team located in the Glenwood office.
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Eric Stream, PE Engineer IV, Glenwood Springs
Eric joined SGM in 2023. He comes to SGM with a BS in Civil Engineering, University of Colorado Denver. Eric is located in the Glenwood Springs office.
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Ethan Burnett Surveyor, Glenwood Springs
Ethan joined SGM’s Survey Team in 2021.
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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.
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Fox Benton, PLS Survey Team, Glenwood Springs
Fox is a trusted field surveyor with over 20 years of experience.
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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.
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Gavin Scott Survey Technician, Glenwood Springs
Gavin joined SGM’s Survey Team in 2023 in the Glenwood Springs office.
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Gordon Fiedler CADD Technician, Durango
Gordon is a seasoned CAD drafter and designer who joined SGM in 2019.
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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.
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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.
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Jack Johnson Survey Technician III, Gunnison
Jack joined SGM’s Survey Team in the Gunnison office in 2022.
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Jacob McNutt, PE Engineer IV, Salida
Jacob joined SGM’s Structural Team in 2015 and recently rejoined SGM in 2022. He is based out of the Salida office.
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Jake Livermore, PE Engineer III, Glenwood Springs
Jake joined SGM’s Field Engineering Team in the Glenwood Springs office in 2019.
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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.
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Jina Silva Engineer I, Grand Junction
Jina joined SGM’s Branch Civil Services Team in 2023. She’s located in the Grand Junction office.
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Jordan Real Engineer II, Grand Junction
Jordan joined SGM’s Branch Civil Services team in the Grand Junction office in 2023.
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Josh Scherch Surveyor, Glenwood Springs
Josh joined SGM’s Survey Team in the Glenwood Springs office in 2023.
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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.
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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.
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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.
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Ken Martinez Design Technology Director, Glenwood Springs
Ken joined SGM’s CADD department as the Design Technology Director in 2023.
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Kim Riddle 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.
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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.
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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.
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Marijean Frymoyer, PE, SE Structural Engineer, Glenwood Springs
Marijean joined SGM’s Structural Team out of the Glenwood Springs office in 2021. She comes to SGM with 13 years of experience and she is also a licensed Structural Engineer (SE).
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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.
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Mark Gayeski, PE Engineer II, Gunnison
Mark joined SGM in 2023 after traveling abroad. He has 5+ years of experience in geotechnical engineering. Mark is located in the Gunnison office.
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Mark Harris Senior Consultant II, Grand Junction
Mark joined SGM’s Water Resources Team in the Grand Junction office in 2022. He has a Master’s degree in Agricultural Development from Texas A&M.
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Mary Evans Environmental Scientist II, Glenwood Springs
Mary re-joined SGM’s Environmental Team in 2022 and is located in the Glenwood Springs office.
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Mary Winkley Survey Technician, Durango
Mary is a seasoned CAD technician with 20 years of experience, specializing in civil, survey, and environmental projects.
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Matt Howard Survey Technician II, Gunnison
Matt joined SGM’s Survey Team in the Gunnison office in 2020.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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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.
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Rob Ringle, PE, CWP Senior Engineer, Glenwood Springs
Rob is an engineer with over 8 years of experience and is located in our Glenwood Springs office. He joined SGM as a design engineer in 2015, working on projects in the municipal water and wastewater treatment industry. Rob rejoined SGM in 2023.
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Romeo Baylosis, PE Senior Engineer II, Glenwood Springs
Romeo joined SGM’s Civil Services Team in the Glenwood Springs office in 2023.
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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.
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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.
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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.
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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.
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Scott Hemmen, PLS Professional Land Surveyor, Glenwood Springs
Scott re-joined SGM in 2016. He has 18 years of survey experience.
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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.
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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.
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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.
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Taylor Matson SUE Technician, Glenwood Springs
Taylor joined SGM’s Civil Team as a SUE Technician in the Glenwood Springs office.
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Thomas Calligas Consultant I, Durango
Thomas joined SGM’s Water Resources Team in the Durango office in 2023.
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Tobin Horne Survey Technician, Glenwood Springs
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Tomasz Mil Survey Party Chief, Glenwood Springs
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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.
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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.