D. S. Regnery, also known as David S. Regnery, is the Chair and Chief Executive Officer at Trane Technologies plc, a global climate innovator. Born in 1966, Regnery earned a Bachelor of Science degree in Mechanical Engineering from Michigan State University and later an MBA from Harvard Business School. His career in the industry began at General Electric (GE), where he spent over two decades in various leadership roles, including President and CEO of GE Africa and President and CEO of GE's Intelligent Platforms business. His tenure at GE was marked by significant growth and innovation, setting the stage for his future leadership roles. In 2015, Regnery joined Trane Technologies, then known as Ingersoll Rand, as the President of its Climate Sector. His strategic vision and leadership quickly propelled the company forward, culminating in the successful spin-off of Ingersoll Rand's industrial segment and the rebranding to Trane Technologies in 2020. As CEO, Regnery has been instrumental in steering the company towards sustainable solutions, emphasizing energy efficiency and environmental responsibility. Under his leadership, Trane Technologies has committed to ambitious sustainability goals, including achieving net-zero carbon emissions across its operations by 2030 and helping its customers reduce their carbon footprint significantly. As Chair and CEO, Regnery continues to drive Trane Technologies' mission to boldly challenge what's possible for a sustainable world. His focus on innovation and sustainability has not only strengthened the company's market position but also earned it recognition as a leader in corporate responsibility. Regnery's strategic foresight and commitment to environmental stewardship make him a pivotal figure in the industry, guiding Trane Technologies towards a future where sustainable practices are at the forefront of business operations.