Experts in  Horizontal Directional Drilling

Downing Diversified, LLC has over 30 years experience in our management and field crews. Our specialized equipment and turn-key capabilities make us the right contractor for your project, big or small.

Whether your need is residential, municipal, industrial or commercial installations, we have the experience and right tools to get the job done. We take pride in what we do and are committed to professional service and customer satisfaction.

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Directional Drilling Video

Contact Info:

Main Phone: 360-673-4433
Fax: 360-673-4466

Jimmy Downing, Estimates

Diana Downing, Operations

Jaimie Hinckle, Office Manager



447 N. First Street Ste 250
P.O. Box 33
Kalama, WA 98625


Our Services
  • Gas Bores
  • Fiber Optics
  • Solid and Cobble Rock Drilling
  • Sanitary Sewer Systems
  • Power and Waterline Installation
  • River, Creek and Wetland Bores
  • Road, Driveway and Freeway Crossings
  • Fusion Certified
  • Vacuum Services