The core of what we do is in the dirt – be it big or small, our team, resources, and equipment can handle the toughest of terrains, from structural excavations to rock removal and everything in between.

  • With our fleet of articulated trucks, mass excavators, and bulldozers we are uniquely positioned to tackle large scale earth moving projects.
  • Our crews of experienced earthwork professionals are the driving factor in executing site development in a timely and safe manner.
  • Our wide inventory of Caterpillar equipment ensures we always have the right tool for the job.

Site Utilities

As an experienced site work contractor, utility installation is a main service we offer our clients. Development projects often include several key infrastructure runs serving a site. Harnden has experience installing the following:

  • Storm Structures and Piping
  • Sanitary Sewer
  • Waterline
  • HDPE Gas
  • Electrical Conduit and Duct Banks


Seeing it all come together – Following bulk excavation & utility installation Harnden will tie in every contour, seamlessly bringing together the existing topography and a newly developed site. This final step of grading not only ensures aesthetics are met but that your site maintains proper drainage for years to come.


As a portion of site development, Harnden can provide site concrete installation to include the following features:

  • Curbing
  • Sidewalks
  • Pads & Aprons