SIMON is a Colas company. What we do is bigger than construction. It’s about connecting communities, building new roads to th ... e future, and keeping the spirit of the pioneers alive and well. SIMON specializes in aggregates, asphalt and ready-mix concrete production, asphalt paving, and concrete, bridge, highway, and utility construction. SIMON has strong local ties backed by global resources, focusing on quality and value to deliver the best products and services for our clients. read more