Herbert, Rowland & Grubic, Inc. (HRG) is an employee-owned, nationally ranked design firm providing civil engineering, surveying, and environmental services. The firm was founded in Harrisburg in 1962 and has offices in Pennsylvania, Ohio, and West Virginia.
Ted Leisenring — Their employees helped CRC Watersheds with our annual stream clean up on March 26. They truly care about our streams and
Keller Engineers is a highly skilled team of expert civil and structural engineers, and surveyors dedicated to providing exceptional service through innovative design. The goal of our professionals is to deliver projects that enrich the areas where our clients and families live, work, and play. Keller Engineers has been producing high quality projects for public and private clients since 1991.
Joshua Juda — Extremely friendly and knowledgeable staff, very community oriented family run business.
PennTerra Engineering, Inc., a full service civil engineering firm, has been providing professional services for developments in Central Pennsylvania and the surrounding area since 1976. Our staff of professionals includes engineers, surveyors and landscape architects, along with an exceptional support staff.