NORTH AMERICAN MINING® SECURES NEW 10-YEAR LIMESTONE MINING CONTRACT

Existing long-term customer relationship leads to expansion of aggregates mining portfolio

FT. MYERS, Fla., Sept. 25, 2025 /PRNewswire/ -- North American Mining has secured a new 10-year contract to provide limestone mining services in Ft. Myers, Florida, expanding North American Mining's presence to 19 mining operations statewide. This new project, representing the third quarry for the same customer, reflects North American Mining's strong track record of operational excellence and reliability, further reinforcing its position as a leading aggregates contract miner in Florida. North American Mining continues to support the thriving infrastructure growth in Southwest Florida by providing unique integrated contract mining services to aggregates producers in the area.

"We bring a comprehensive approach to our mining projects," said Phil Berry, President of North American Mining. "Our focus on providing the highest standards of safety, efficiency and environmental responsibility allows us to partner with our customers in a way that makes their goals our goals. Their success is our success."

NACCO Natural Resources^®, including North American Mining, operates the largest dragline fleet in the United States, as well as offers a large parts inventory stocked through Strata Equipment Solutions. Under this new contract, North American Mining will provide comprehensive services and maintenance support including strategic mine planning, mining operations, parts supply and inventory services.

"Our extensive expertise in mining positions us as an industry leader. We have established a competitive edge that enables us to deliver cost-effective, exceptional service to our customers," Berry said. "We believe our ability to become fully integrated in our customers' operations, while providing an unwavering focus on safety and productivity, contributes to increased efficiencies."

About North American Mining

As part of the NACCO Natural Resources portfolio of businesses, North American Mining is a leading provider of specialized mining services for producers of industrial minerals. More information can be found at namining.com.

North American Mining is a business within NACCO Natural Resources, a subsidiary of NACCO Industries^® (NYSE: NC).

About NACCO Industries

NACCO Industries^® brings natural resources to life by delivering aggregates, minerals, reliable fuels and environmental solutions through its robust portfolio of NACCO Natural Resources businesses. Learn more about our companies at www.nacco.com or get investor information at ir.nacco.com.

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SOURCE North American Mining; NACCO Industries