- Upstone Materials (North Platte, NE)
- SIMON | Bridge Laborer Subsidiary: Simon Simon , the Colas USA subsidiary that operates throughout Colorado, Nebraska, South Dakota, and Wyoming, ... aggregates, asphalt, and ready-mix concrete production, asphalt paving, and concrete, bridge , highway, and utility construction. Through strong local ties backed by… more
- Upstone Materials (Sheridan, WY)
- SIMON | Plant Laborer Subsidiary: Simon Simon is a subsidiary of Colas USA with operations throughout Colorado, Nebraska, South Dakota, and Wyoming. We ... materials production, with expert teams providing high-quality asphalt paving, concrete, bridge , and utility construction services. Through strong local ties backed… more
- Upstone Materials (Bennett, CO)
- SIMON | Ready Mix Dispatcher/Driver Subsidiary: Simon Simon , the Colas USA subsidiary that operates throughout Colorado, Nebraska, South Dakota, and Wyoming, ... aggregates, asphalt, and ready-mix concrete production, asphalt paving, and concrete, bridge , highway, and utility construction. Through strong local ties backed by… more
- Upstone Materials (Cheyenne, WY)
- SIMON | Manufacturing Intern 2025 (Multiple Locations) Subsidiary: Simon Simon is a subsidiary of Colas USA with operations throughout Colorado, Nebraska, ... materials production, with expert teams providing high-quality asphalt paving, concrete, bridge , and utility construction services. Through strong local ties backed… more
- Upstone Materials (Cheyenne, WY)
- SIMON | Construction Intern 2025 (Multiple Locations) Subsidiary: Simon Simon is a subsidiary of Colas USA with operations throughout Colorado, Nebraska, ... materials production, with expert teams providing high-quality asphalt paving, concrete, bridge , and utility construction services. Through strong local ties backed… more