Blaine has been with SGM since 2002 serving as the lead field engineer and manages the Field Engineering Team.
Brendon Langenhuizen, PEWater Resources Team Leader, Glenwood Springs
Brendon joined SGM in 2013 and specializes in water rights services associated with Colorado water court applications and water augmentation plans.
Brenna KampfWater Resources Consultant II, Durango
Brenna joined our Water Resources Team in our Durango office in 2019.
Brian BrewbakerSurvey 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, PEMEP 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 GrayConstruction Manager, Glenwood Springs
In 2005 Bruce joined the field engineering team supporting them in CM, onsite inspections and project management.
Casey Hinkson, PEEngineer, 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, PEEngineer, Durango
Catherine joined SGM’s Civil Team in 2017. She supports the Durango office as a Design Engineer.
Chad GeorgeEngineer, Glenwood Springs
Chad joined SGM’s Structural Team in 2017, after graduating with a Master’s degree in structural engineering from Colorado School of Mines. Chad interned for two summers at the Gunnison office.
Chad Hill, PEDrinking Water Team Lead, Durango
Chad joined SGM’s as the Drinking Water Team Lead in 2020. He comes to SGM with over 30 years of experience in business development and program/project management in water engineering and construction industries.
Chip FisherEngineer, Glenwood Springs
With a dual degree in Chemical and Civil Engineering, Chip joined SGM’s Civil Services Sector.
Christina PearsonEngineer II, Glenwood Springs
Christina joined SGM’s Drinking Water Team in 2019, with 10 years of experience. She is finishing up her Master Degree in Water Resource Planning and Management.
Courtney GroffSurvey Team, Meeker
Courtney joined SGM’s Survey Team in 2018 and works as a Survey Technician out of our Meeker office. She comes to us with over eight years of experience in the field of geoarchaeology and cultural resource management.
Craig GoseSurvey 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 Hood, PEStructural Team, Grand Junction
Dave joined SGM’s Structural Team in our Grand Junction office. He comes to us with a BS in civil engineering from Idaho State University.
David Schiowitz, PGEnvironmental 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.
Diana joined SGM’s Survey Team in the Glenwood Springs office as a Senior Survey Technician in 2019.
Diana Rooney, PEEngineer, 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.
Eric EnglehartSurvey Team, Glenwood Springs
Eric has been with SGM since 2013. He is knowledgeable of surveying techniques, tools, equipment and procedures.
Eric Krch, PE, CFMSenior Engineer, Grand Junction
Eric specializes in surface water hydrology, stream channel/bridge hydraulics, jurisdictional dam design and rehabilitation, water distribution system modeling and water supply and treatment. He joined SGM in 2017.
Eric Petterson, MSSenior Ecologist, Glenwood Springs
Eric joined SGM’s Environmental Team in 2018. He comes with 18 years of environmental and ecological consulting experience.
Erik Bjornstad, PLSProfessional Land Surveyor, Gunnison
Since joining SGM in 2006, Erik, a professional land surveyor, has worked on a wide variety of survey projects. He is knowledgeable of surveying techniques, equipment and procedures.
Erin Loughlin, PEEngineer, Glenwood Springs
Erin joined SGM’s Wastewater Team in 2016. Erin graduated from Cornell University with a degree in BS in Environmental Engineering.
Forrest DanielsCADD / GIS, Grand Junction
Forrest joined SGM’s GIS Team located out of SGM’s Grand Junction office in 2018.
Fox Benton, LSISurvey Team, Glenwood Springs
Fox is a licensed Land Surveying Intern and knowledgeable of surveying techniques, equipment, and procedures. Fox re-joined SGM in 2015 as a Field Surveyor.
Frances BlackwelderCADD / 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 FiedlerCADD Technician, Durango
Gordon joined SGM’s CAD Team in our Durango office in 2019.
Helen SrubjanSurvey Team, Glenwood Springs
Helen joined SGM in 2018 with over 30 years of surveying and drafting experience. She is a senior survey technician and is located out of our Glenwood Springs office.
Ignacio BarrantesEngineer, 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 EhlersSurvey 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.
Jaimal ProctorProject Manager, 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.
Jake Livermore, PEEngineer III, Glenwood Springs
Jake joined SGM’s Transportation Team in the Glenwood Springs office in 2019.
Jason MehlhopCAD Team Leader, Glenwood Springs
Jason joined SGM’s CAD Team in 2019. He comes to SGM with 20+ years of experience and he is a Certified Autodesk Instructor.
Jason Reimer, PEEngineer, Durango
Jason joined SGM’s Civil Services Team in the Durango office in 2018. He comes to us from Texas with eight years of experience.
Jenna joined SGM’s Environmental Services Team in 2019. She comes to us with 12 years of environmental experience.
Jenna Svoboda, PEEngineer, Gunnison
Jenna joined SGM’s Civil Services Team in 2017. She completed her Master’s degree in Geotechnical Engineering from University of Colorado, Boulder in 2013.
Jevon Poston, PESenior Engineer II, Glenwood Springs
Jevon joined SGM’s Civil Team in the Glenwood Springs office in 2020. He comes to SGM with over 14 years of experience.
John Partch, PESenior 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 KehoeEngineer, Glenwood Springs
Jordan joined SGM’s Civil Services Team in 2018 in the Glenwood Springs office.
Josh Wilson, PLSLand Surveyor, Glenwood Springs
Josh rejoined SGM’s Survey Team in 2019. He comes to us with 21 years of survey experience.
Justin Kattnig, PEEngineer, 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.
Justin Mitchell, QCxP, CDT, CFSI IIConsultant, Grand Junction
Justin joined SGM’s MEP Team in 2017. He is a Qualified Commissioning Process Provider, Construction Document Technician, and a Certified Fire Safety Inspector located in our Grand Junction office.
Karl SchoenbrunnProject Manager, Glenwood Springs
Karl joined SGM’s Civil Services Team in 2019. He comes to us with over 14 years of experience.
Katie Radavich, EI, CFMEngineer, Grand Junction
Katie joined SGM in 2018 and joins our Grand Junction office. She’s a recent graduated with a Masters in Hydrologic Science and Engineering from Colorado School of Mines.
Kristyn Hartmann, PEEngineer, Glenwood Springs
Kristyn joined SGM’s Structural Team in the Glenwood Springs office in 2018 with five years of structural experience. Some of her projects include high-end residential, resorts, mid-rise multi-family residential, commercial, and light industrial.
Luke Schumacher, PEEngineer, Gunnison
Luke joined SGM in 2014. He has provided support for a variety of projects in the Gunnison office.
Maggie McHughEngineer, 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.
Mark Frymoyer, PE, SECivil Structures Team Leader, Glenwood Springs
Mark joined SGM’s Structural Team in 2017. He comes to SGM with over a decade of experience.
Matt HutsonProject 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 EssenburgEngineer I, Glenwood Springs
Max, rejoined SGM’s Civil Team in 2020, after having been here completing an internship for the last two years. He recently graduated from Colorado State University.
Mike covers commercial energy audits, residential energy analysis projects, and commercial re-commissioning projects. He joined SGM in 2011.
Mindy Nastal, PEEngineer, Glenwood Springs
Mindy has worked for SGM since 2003. She provides architectural and building engineering design for residential, commercial and municipal projects.
Nick TreanklerGIS / 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 KattnigGIS Technician, Glenwood Springs
Rachel provides custom mapping, Trimble GPS training, and GIS support services for SGM’s GIS team. Rachel joined SGM in 2015.
Randy W. Sackett, PESenior Engineer, Gunnison
Randy Sackett, PE joined SGM’s Civil Services Sector in 2017. He brings over 31 years of diversified experience to the Gunnison office.
Richard ‘RC’ Saindon, PEEngineer, Glenwood Springs
Richard “RC” joined out Civil Services Team in 2017. He provides drainage, grading, water/wastewater, and roadway improvements.
Richard Harrison, PLSLand 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, PESenior 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.
Robert Ringle, PEEngineer, Glenwood Springs
Robert supports the water and wastewater teams as a civil design engineer. Robert joined SGM in 2015.
Ron Nies, PESenior Engineer, Salida
Ron joined SGM’s Transportation Team in 2017. He has 27 years of experience in transportation and interchange design.
Russell McCloud, PE (FL)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 BrooksSurvey 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, PESenior 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, PEEngineer, Glenwood Springs
Scot Joined SGM’s Civil Team with over six years of agriculture and irrigation infrastructure experience. He joined SGM in 2017.
Scott Forrester, PEEngineer, 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 had a MS in Biological Systems Engineering from Virginia Tech.
Scott Hemmen, PLSProfessional Land Surveyor, Glenwood Springs
Scott re-joined SGM in 2016. He has 18 years of survey experience.
Shannon KaminskyCADD / GIS, 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.
Steven KirkGIS Team Leader, 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, PEDesign 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.