Stephen Howell serves as Chief Operating Officer at Riot Platforms, Inc., a leading Bitcoin mining company focused on building, supporting, and operating blockchain infrastructure. With over two decades of experience in high-tech manufacturing, supply chain management, and operational scaling, Howell brings a proven track record from industry giants. Prior to joining Riot in 2021 as Senior Vice President of Operations, he held key leadership roles at Tesla, where he directed manufacturing operations at the Gigafactory in Nevada, overseeing the production ramp-up of electric vehicle components and battery systems. His earlier career included senior positions at Dell Technologies, managing global supply chains and driving efficiency in hardware production. Howell's achievements highlight his expertise in scaling complex operations under high-growth conditions. At Tesla, he played a pivotal role in achieving record production milestones, optimizing workflows to support the company's aggressive expansion goals. At Riot, he has been instrumental in transforming the company's mining infrastructure, including the development of state-of-the-art facilities in Texas and Kentucky, which have significantly boosted hash rate capacity and operational efficiency. Under his leadership, Riot has expanded its self-mining operations to over 12 EH/s, positioning the company as one of North America's largest Bitcoin miners. As COO, Howell oversees all aspects of Riot's day-to-day operations, from facility management and equipment procurement to energy optimization and sustainability initiatives. He drives strategic initiatives to enhance profitability and resilience in the volatile cryptocurrency mining landscape, including diversification into high-performance computing. Howell's strategic vision continues to propel Riot Platforms toward its goal of becoming the world's foremost Bitcoin mining and digital infrastructure company.