Helical Drilling is a geotechnical design/build contractor that specializes in providing innovative and efficient geotechnical engineering and ground construction solutions to clients in the Northeastern United States. As an ENR Top 600 Specialty Contractor, they focus on various services such as Geopier® Rammed Aggregate Pier® ground improvement, earth retention, grouting, deep foundations, piles, underpinning, and other geotechnical construction solutions. Their expertise lies in geotechnical design-build technologies, including helical piles, Geopier® Rammed Aggregate Pier® (RAP) ground improvement, and Ductile Iron Piles (DIPs). With a strong emphasis on adaptability and innovation, Helical Drilling is a trusted construction company in the geotechnical engineering industry.