Established in 1937, Holliday Rock stands as one of the largest independent manufacturers of aggregate, hot mix asphalt, and ready-mix concrete in the US and has been a consistent player in the construction market of Southern California for more than 85 years. Holliday has proudly maintained its roots, holding onto its heritage as a 100% family owned and operated business. Holliday Rock has been the leading independent supplier of asphalt, aggregates, and ready-mix concrete in the USA for more than 85 years. With its presence in 39 locations, Holliday manages a widespread network of facilities which includes 7 aggregate plants, 5 hot mix asphalt plants, and 39 ready-mix concrete plants. We have 3 locations in Orange County located in Irvine, Santa Ana and Westminster.