Microsoft signs long-term purchase agreement for Sublime Cement

Microsoft signed a binding long-term purchase agreement with Sublime Systems to buy up to 622,500 metric tons of low-carbon Sublime Cement over six to nine years, with deliveries from Sublime's Holyoke plant and subsequent full-scale factory.

“Microsoft is contracting with Sublime Systems to verifiably reduce construction emissions through a binding purchase of low-carbon cement manufactured with Sublime’s breakthrough American-invented technology.”azollaventures.com

• 1 source
• azollaventures.comSublime Systems and Microsoft Sign Binding, Long-Term Purchase, Transforming the Market for Clean Cement - Azolla VenturesAzolla TeamMay 22, 2025

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