Cryptominer-turned-data-center-developer CleanSpark has secured a tenant for its data center in Sandersville, Georgia.

The customer has not been named but is described as a "high investment-grade, leading global technology company." The lease will run for 20 years and has two five-year extension options, with an expected $6.6bn in contracted revenue over the initial term.

According to CleanSpark, the customer will deploy "production-grade infrastructure" at the data center dedicated to a range of computing workloadas.

The company has also signed a letter of intent covering CleanSpark's Texas portfolio of 718 acres and 885MW of secured and planned capacity, including the company's Sealy and Bazoria campuses.

Sandersville is a city in and the county seat of Washington County, Georgia, located southwest of Augusta, the state's secondary data center hub after Atlanta.

CleanSpark says it has had operations in Sandersville since 2022. According to an SEC filing, the lease in Georgia is for 175MW of IT capacity

"This lease is a transformational moment for CleanSpark as we complete our evolution into a diversified digital infrastructure platform and begin monetizing our power portfolio at institutional scale," said Matt Schultz, CleanSpark CEO and chairman. "A 20-year commitment from a high-investment-grade global technology company with a market-leading commercial profile and exclusivity across our nearly 900MW of additional capacity in Texas is a tremendous validation of our land-and-power strategy. We have long believed in the second-mover advantage in this sector: grow our portfolio as the market matures, then execute with excellent terms and velocity. Today's announcement validates our thesis."

CleanSpark claims to have a portfolio of more than 1.8GW of power, land, and data centers across the United States. While pivoting to AI, the company still generates revenue from its Bitcoin mining operations, posting net revenue of $136.4 million for its most recent quarter ending March 31, 2026.

The company has data centers in operation in Georgia, Tennessee, Mississippi, and Wyoming, and others under development in South Dakota and Texas. The company had $30.5m in construction contractual obligations as of March 31, 2026, and $17m in modular immersion data centers.