Summit Materials, Inc. is a construction materials company. The company is headquartered in Denver, Colorado and currently employs 4,800 full-time employees. The company went IPO on 2015-03-12. The firm offers customers a single-source provider of construction materials and related downstream products in the public infrastructure, residential and non-residential end markets. The firm has three segments. West segment is comprised of its West and South regions, and includes operations in Texas, Utah, Colorado, Idaho, Wyoming, Oklahoma, Nevada, Arkansas and British Columbia, Canada. East segment is comprised of its East and Central regions and serves markets extending across the Midwestern and Eastern United States, most notably in Kansas, Missouri, Virginia, North Carolina, South Carolina, Georgia and Nebraska. Cement segment consists of its Hannibal, Missouri and Davenport, Iowa cement plants and nine distribution terminals along the Mississippi River from Minnesota to Louisiana.