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"We operate as small family businesses...and when we're in a community we are part of the community."
Dennis McClelland, GM Aggregates, Oldcastle Southern Group

About Us

Oldcastle has more than 30,000 employees in the United States, and has been in business for over 30 years. We are America’s largest manufacturer of building products and materials for residential, commercial, and infrastructure, and we have locations in all 50 states.

Oldcastle Southern Group is our region’s leading supplier of aggregates, asphalt, ready mixed concrete, and construction and paving services. We operate as a parent to several smaller Florida-based family businesses that continue to use their original names, including:
Conrad Yelvington
Preferred Materials
APAC, who recently completed $9 million in paving for the Baker County government.

These companies, like all those in the Oldcastle family, value the importance of being good partners in the community.

To view the entire video click below.

About Us

Oldcastle has more than 30 thousand employees in the United States, and has been in business for over 30 years.


Check out the latest news about our proposed project and get informed about upcoming events.


The site for the proposed Oldcastle Sand Mine is on property currently used by DuPont for titanium mining.


Our number one responsibility is always to the environment and to the communities in which we operate.


The traffic impact to Everyone in the Oldcastle family is keenly aware of our responsibility to the environment and to water conservation.


The traffic impact to Macclenny from the mining activities will be minimal. The majority of trucks will go north on 228, to I-10, and toward Jacksonville.


The Oldcastle Sand Mine will bring new jobs and revenue to Baker County, which is so important in these tough economic times.