Meet the Team

Dave Liebelt, P.E. (thermal@spinn.net)
Business Owner
B Sc Geotechnical Engineering from Colorado School of Mines with emphases in Geotechnical Engineering and Hydrogeology; is registered in Arizona, Colorado, New Mexico, Texas and Wyoming; with over two decades of experience involving over 4000 projects including Geotechnical Investigations, Geological Investigations, Forensic Investigations, Soils Expert Witness, Phase I and II ESA, NERA Environmental Assessments and Materials Testing consulting

Lee Hopkins Lee Hopkins (lhopkins@spinn.net)
Geologist
B.S. Geology and Archaeology from James Madison University with emphases in Soils, Geological Engineering and Clay Mineralogy; with over 15 years of experience in Geotechnical Investigations, Geological Investigations, Forensic Investigations, Soils Expert Witness, Phase I and II ESA, NERA Environmental Assessments and Materials Testing consulting

Patrick Gallegos (pgallegos@spinn.net)
Field Engineer

Dylan Guilbault (eegschedule@spinn.net)
Materials Testing Scheduling
Please forward all materials testing inquires such as questions, scheduling and request for materials testing proposals to eegschedule@spinn.net, Thank you for choosing Earthworks Engineering Group LLC for your materials testing essentials!

Erin Kinsel (ekinsel@spinn.net)
Secretary
A decade of daily office operations and communication for Earthworks Engineering Group LLC!