R.W. Sidley, Inc. was established in 1933 as a mining and manufacturing company. Since then we have continued to build our company through the development of high quality products derived from our original core products of silica sand and bank gravel. As a full service supplier R.W. Sidley, Inc. provides a broad range of construction solutions for today's building industry. We manufacture and supply bulk aggregates, industrial minerals, ready-mix concrete, masonry block products, structural and architectural precast components, and building supplies.