DNN Contracting Inc. is a dynamic and adapting company with emphasis on client satisfaction, personal safety and timely project completion. Over the last 20 years, we have grown from a building maintenance company to a structural demolition company, excavation contractor, and further developed into an experienced all around general contractor.

We specialize in work within difficult and unfriendly environments, and in high security institutional and commercial applications. By utilizing new technologies and methodology for problem solving within a demanding construction industry, we have managed to solve many problem specific tasks in construction and restoration with great success.



  • Project management and supervision of personnel
  • Research and product development
  • Proficient in-house engineering


  • Project management
  • Site preparation and maintenance
  • Interior/exterior renovations and restoration
  • Subcontractor assessment and evaluation
  • Design and build
  • Structural engineering
  • Waterproofing solutions
  • Environmental abatement and designated substances control


We believe that a close, hands-on approach to project scheduling, management and efficient matching of resources, equipment, materials, labor and subcontractor work are key to our continued success and accident free operations. Ethical treatment of clients and subcontractors is what we stand for. Safe work practices and the formation of long term relationships are the back bone of our future.