Hard Rock Sand & Gravel is a high-quality sand and gravel producer serving Northwest Louisiana, Southwest Mississippi, and the Mississippi Gulf Coast.

An MMC Materials Company

The Hard Rock Sand & Gravel company name tells the story of what they offer to the ready-mix and asphalt industries. With over 400 acres of prime land located in Mt. Herman, Louisiana, an experienced staff, leading-edge technology, and equipment, Hard Rock Sand & Gravel is more than capable to meet quality and production standards for any job.

Hard Rock Sand & Gravel began operations in 2005 under the ownership of Denman Farms. In January of 2021, HRS&G was sold to MMC Materials, Inc. Its experienced staff is committed to continue the personalized, dependable service and quality all customers, no matter the size, have come to expect.