Company Description

Since the 1930s, KLJ has focused on infrastructure of all types, and for the dynamic oil and gas industry, our full-service engineering company can help you plan and maintain your oil and gas infrastructure. We bring experience and understanding to each project, developing a customized approach to deliver the right solutions each time. Our engineering and support services focus on upstream, construction management, pipeline and midstream, and facilities – just to name a few.


We specialize in engineered well pads, facilities, land surveying, right-of-way agents and teams, and environmental and cultural resources services. Our relationships and understanding of regulatory agencies keep your projects moving forward and on track. From the Bakken to the Permian, we have the experience you need and the name you trust. Learn more at KLJENG.com.


Environmental Services

  • GIS / CAD / Data Management and Visualization
  • Environmental Services

Parks & Recreation

  • Parks & Recreation

Water / Sewage Treatment & Wastewater

  • Water / Sewage Treatment & Wastewater

Architects / Engineers

  • Engineering Services
  • Facility Design / Construct
  • Surveying


  • Construction Management / Inspection Services
  • Salt Water Disposal
  • Bridge Contractor
  • Railroad Construction & Maintenance
  • Water Management and Logistics
  • Water Recycle & Reuse
  • Municipal and Hauled Wastewater Treatment
  • Disposal
  • General Contractor / Design Build Contractor / Bridge Contractor
  • Oilfield Construction / Contractors
  • Pipeline Construction
  • Road Construction / Repair


  • Wind Energy Consulting
  • Consultants


  • Permitting
  • Land Development
  • GIS / GPS Data Collection
  • Land

Professional Services

  • Telecommunications / Internet
  • Government Relations
  • Cultural Resources Services
  • Land Services
  • Professional Services
  • Safety and Risk Management

Reclamation Products

  • Site Specific Solutions for Vegetation
  • Water Treatment


  • Regulatory Compliance Permitting

Safety Equipment and Supplies

  • Traffic Control Signs