The Series D financing valued Gradiant at $1 billion.

Gradiant, a global water and wastewater treatment solutions provider, has secured $225 million in Series D financing, led by BoltRock Holdings and Centaurus Capital. This funding brings Gradiant’s total funding to over $400 million and its valuation to $1 billion.

Gradiant has achieved impressive growth, with over 100% year-over-year top-line growth for four consecutive years. The company plans to use the investment to expand into strategic markets, become the preferred water partner for essential industries globally, enter new geographies like the Middle East and Europe, and further advance its research and development initiatives.

Gradiant specializes in designing, constructing, and operating water treatment solutions for industries such as semiconductors, pharmaceuticals, food and beverage, lithium and critical minerals, and renewable energy. Its proprietary technologies and digital solutions help conserve water, recover valuable resources, and convert wastewater into freshwater.

Gradiant serves major companies such as Micron (NASDAQ: MU), TSMC (TPE: 2330), GSK (LON: GSK), Pfizer (NYSE: PFE), SLB (NYSE: SLB), Rio Tinto (ASX: RIO), AB InBev (EBR: ABI), and Coca-Cola (NYSE: KO). The investment reflects confidence in Gradiant’s ability to address water challenges sustainably and efficiently. BoltRock’s Craig Huff and General Innovation Capital’s Mark Danchak will join Gradiant’s board.

Gradiant, headquartered in Boston and founded at MIT, has a global workforce of over 900 employees.

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Image by Jiří Rotrekl from Pixabay