Management Team

Zach Bradford is CleanSpark’s CEO and president. He served as the company’s CFO from 2014 to 2019. In 2013, he founded an accounting firm in Nevada, where he was active until 2019, now retaining ownership as a non-active partner. Zach’s financial leadership spans public and private firms, including a regional retail chain. He is an accomplished leader in public company reporting and accounting, Bitcoin infrastructure economics including the ASIC and energy markets, and mergers and acquisitions. He holds a bachelor’s and master’s degree in accounting from Southern Utah University. Zach enjoys building teams, strategic thinking, and mountain biking.

Matt Schultz is co-founder, executive chairman and former CEO of CleanSpark (CLSK). During his tenure, Matt led CleanSpark from its early days as an alternative energy generator focused on converting biomass into energy using CleanSpark’s patented gasifier technology. He then transitioned CleanSpark into the renewable energy sector, helping to identify critical software that was used to deploy microgrids, most notably at Camp Pendleton. In partnership with CleanSpark’s CEO, Matt has helped raise over a billion dollars in capital. His leadership has been instrumental in making CleanSpark one of the largest and most recognizable bitcoin mining companies in North America.

Gary A. Vecchiarelli brings more than two decades of experience in finance and accounting to CleanSpark as its chief financial officer. He has guided the company through numerous acquisitions and executed strategic debt financing, resulting in low debt. Throughout his career, Gary held senior positions with multiple publicly traded, high-growth companies ranging in size from $50 million to over $1 billion. Gary opened BDO’s Las Vegas audit practice before leading finance operations for Golden Entertainment and Galaxy Gaming. He was most recently the chief financial officer for Imatrex, a high-tech medical imaging solutions company. He earned a bachelor’s degree in business with an emphasis in accounting from San Jose State University.

Scott Garrison is the chief operating officer for CleanSpark, previously serving as the company’s SVP of growth. He brings over 30 years of experience developing and implementing business plans for technology, software, hospitality, gaming, and media sectors. He founded Linq360 and The Integration Center, companies that deliver technology solutions to businesses around the world. During that time, he partnered and consulted with renowned companies including HP, Verizon, Microsoft, and Samsung. In the beginning of his career, Scott achieved Class A status with the PGA of America and opened multiple golf courses throughout the U.S. before being recruited by IZOD’s golf division. He enjoys playing golf, boating, and spending time with his wife and two adult children.

Taylor Monnig currently serves as chief technology officer for CleanSpark. He was previously the company’s SVP of mining technology. He focuses on the operations of the company’s data centers along with developing the technology that goes into them. Taylor founded TMGCore, where he previously served as chief operating officer. In that role, he worked to develop and commercialize single phase and two-phase cooling technologies for HPC and Bitcoin mining. Taylor brings to CleanSpark eight years of experience in the Bitcoin mining industry and has developed a reputation for his deep expertise in immersion-cooled Bitcoin mining. He holds a bachelor’s degree in mass communications from Arizona State University.

Brian Carson is CleanSpark’s chief accounting officer. He previously served as the company’s director of financial reporting. Carson has over 30 years of extensive experience in corporate accounting and financial planning, including the role of Certified Public Accountant (CPA) for more than two decades. Prior to joining CleanSpark in October 2022, he worked as a director and financial controller for SAHARA Las Vegas. Carson began his career as an audit manager with Deloitte where he served for seven years before entering the consumer industry, leading finance departments at resorts throughout Las Vegas and providing consultancy services. He holds a bachelor’s degree in accounting from Westminster University.

Brad Audiss serves as CleanSpark’s SVP of operations, ensuring the company functions at maximum efficiency to support growth. He implements strategies, structures and processes to proactively identify and resolve issues pertaining to the Bitcoin mining sites he manages. Brad’s role is all-encompassing as he oversees staffing, hardware, budgets and operational performance. He has an extensive background in supply chain management and logistical planning. Prior to joining CleanSpark, Brad worked in various positions at Molekule, an award-winning air hygiene technology company. He holds a bachelor’s degree in operations management from the University of Colorado, Boulder.

Harry Sudock is a senior vice president at CleanSpark (CLSK), overseeing the integrated communications team composed of marketing communications and investor relations verticals. He previously served as the chief strategy officer for GRIID, where he joined in 2018 as the first employee. Harry was responsible for the development and execution of GRIID’s corporate strategy initiatives to drive growth and improve business performance. He worked closely with the management team to identify, analyze, and resolve challenges and capitalize on new growth opportunities. Harry earned a bachelor’s degree in economics from Bates College in Maine.

Joni McMillan serves as the VP of corporate operations at CleanSpark, playing a pivotal role in the company’s growth initiatives by managing corporate IT frameworks and driving streamlined operations. She was previously the company’s VP of organizational development. Her diverse background has been invaluable to CleanSpark’s vision as she merges technology, finance and organizational dynamics to create effective touch points across the organization. Before joining CleanSpark, Joni was a trusted figure in multiple renowned companies, leveraging her skills in process improvement and IT to drive innovation and efficiency. She has a deep-rooted interest in personality theory and psychology, offering insights into how understanding human behavior can be leveraged to foster a positive and productive work environment. Joni holds dual bachelor’s degrees in finance and management information systems from the University of Las Vegas, Nevada.

Natasha Betancourt is the chief of staff at CleanSpark, where she focuses on executive productivity, seamless coordination, and cross-departmental efficiency. She is passionate about fostering team connectivity and enhancing collaboration across the organization. As the former vice president of design and engineering firm p2klabs, Natasha brings a multidisciplinary background of project and relationship management to CleanSpark. She holds a bachelor’s degree in finance from the University of Nevada, Las Vegas.