Shield Environmental owns and operates Skid Steers and Excavators to get the job done. As per your Erosion and Sediment Control (ESC) Design, we will implement, maintain and repair as needed with our usual Shield assurance to bring your project in on time, on budget and environmentally responsible. Based in Calgary, Serving Southern Alberta. Are you working on a project that will require Erosion and Sediment Control? Bring us in for a FREE presentation to quickly educate the involved staff on why putting in the right measures will save you money, time, help you avoid fines and keep sediment from reaching the river.