- Nilex Group
 - Englewood - Geosynthetics solutions for civil, environmental, and reclamation markets. Business includes geotextiles, geogrids, erosion control, vertical wick drains, cutoff walls, and containment systems. - Vacmasters
- Arvada - Manufactures equipment used in the construction and maintenance of underground utilities, including vacuum extraction equipment, directional boring mud vacuums, and trench compaction systems.
- Yenter Companies
- Arvada - Drilling, blasting, retaining walls and emergency response services.
- Buckley Powder Co.
- Englewood - Supplier of geotextiles, erosion control, revegetation, landscaping and soil stabilization materials. Serving the Western states.
|
