Core Insights - Blackstone Energy Transition Partners has entered into a definitive agreement to acquire a majority stake in Advanced Cooling Technologies, Inc. (ACT), a leading U.S. manufacturer of thermal management and energy efficiency solutions [1][1][1] Company Overview - Advanced Cooling Technologies, Inc. was founded in 2003 and is headquartered in Pennsylvania, specializing in thermal management solutions for advanced computing and mission-critical applications [1][1] - ACT's product portfolio includes two-phase liquid cooling, heat pipes, phase change materials, cold plates, environmental control units, and composite thermal and structural systems [1][1] Investment Rationale - Blackstone's investment aims to enhance ACT's service level while adding capacity and capabilities to meet increasing customer demand [1][1] - The investment is positioned to capitalize on the growing importance of thermal management due to rising power intensity and advancements in AI technology [1][1] Management and Future Plans - ACT's executive team will remain in place and continue as significant shareholders, ensuring continuity in leadership [1][1] - The CEO of ACT expressed excitement about the partnership with Blackstone, emphasizing a commitment to innovation, teamwork, and customer care [1][1] Market Context - The transaction is expected to close in the second quarter of 2026, subject to customary conditions [1][1] - Blackstone Energy Transition Partners has a successful long-term record, having committed over $27 billion of equity globally across various sectors within the energy industry [1][1]