Michael Henrick

Michael Cronenberger, P.E.

Michael Cronenberger, P.E. currently serves as the Manager of the Specialty Geotechnical Construction Department at Helical Drilling.  Since joining the company in 2013, he has led hundreds of specialty projects ranging from helical piles, compaction grouting, micropiles, ductile iron piles, soil nails and shotcrete, Geopier ground improvement and many more across the Northeast.  Michael earned his BS in Civil Engineering from the University of Massachusetts, Dartmouth and participated in post graduate studies at Northeastern University.

    Colin Dahlen, P.E.

    Colin Dahlen, P.E. is the Chief Engineer of Helical Drilling. With more than 25 years of geotechnical and structural engineering experience, Colin is responsible for overseeing all Geopier® ground improvement design/build projects. He works closely with geotechnical engineers, structural engineers, developers and general contractors to develop innovative, cost-effective ground improvement solutions. Colin earned his MS in geotechnical and structural engineering from the University of Massachusetts, Dartmouth and participated in post graduate studies at Northeastern University and Tufts University.

    Derek Simpson, P.E.

    Derek Simpson, P.E. currently serves as Project and Business Development Manager at Helical Drilling. Since joining the company in 2012 he has led hundreds of Geopier® ground improvement projects across the Northeast. Derek earned his BS and MS in Civil Engineering from the University of Rhode Island.