Semmel Excavating Inc. (SEI) has been serving the Lehigh Valley since 1945 making us one of the oldest, most experienced excavating and sitework contractors in the Lehigh Valley.  For over half a century, we have been providing our customers with a complete line of site preparation services for a wide variety of construction applications.  SEI is PennDOT prequalified and our experience covers road construction, utility installation, commercial & industrial site preparation work, sinkhole remediation, parking lot construction, and erection of retaining walls.  Please go to our “Services” page for more information.

SEI owns our fleet of heavy equipment which includes bulldozers, loaders, scrapers, rollers, graders, backhoes, excavators, trucks, trailers and support equipment.  A daily maintenance program is adhered to by our professional mechanics here in our shop.  

Our field employees have been with SEI for an average of 11 years and our management staff has been with the company for an average of 24 years.  Our employees are dedicated to the work they do, adhere to good safety practices and are certified in OSHA 10 and flagger procedures.  Additionally, SEI’s safety committee is state certified under the Workers’ Compensation Act.

We thank you for visiting our website and reading about our company.  Click on the “Contact Us” page for office address, phone number, fax number, and email address information.