RIOT BLOCKCHAIN, INC.
CASTLE ROCK, CO

At Riot Blockchain, we leverage our expertise to build and support blockchain technologies. We intend to use our technical experience to become a leading supporter of blockchain, while providing investment exposure to the rapidly growing Bitcoin and blockchain ecosystems. Mr. O'Rourke is the Chief Executive Officer and Chairman of the Board of Directors of Riot Blockchain. Since 2011, he has also served as the Managing Member of ATG Capital LLC, an investment fund focused on small and mid-cap growth companies possessing distinct competitive advantages and superior management teams. Mr. O'Rourke serves on the Board of Directors of Mundo Inc., a leading global performance based marketing company that reaches more than two billion users per month. He received his Bachelor of Science in Accounting with an Honors Citation from the University of Maryland, College Park. Mr. Chang has 23 years of experience in the financial services industry. He most recently served as the Managing Director and Head of Metals & Mining at a global investment bank where he provided research coverage in precious metals, base metals, lithium, and uranium. He was recognized by Bloomberg as the "Best Precious Metals Analyst" in Q1 2016. Mr. Chang is frequently quoted and a regular guest of several media outlets including: Bloomberg, Reuters, CNBC, and the Wall Street Journal. Mr. Chang has previously served as a Director of Research and Portfolio Manager at a Canadian investment firm that managed $3 billion in assets. He was also on a five-person multi-strategy hedge fund team where he specialized in equity and derivative investments. Mr. Chang completed his MBA at the University of Toronto's Rotman School of Management. Over the last 20 years, Chris Ensey has established himself as a cybersecurity expert and strategic executive. In 2012, he joined Dunbar Armored to launch their cybersecurity services practice. As Chief Operating Officer, he led a team of security professionals delivering industry leading capabilities to detect and remediate cyber-attacks across the globe. Prior to Dunbar, he served as Director of Government Solutions at SafeNet, where he was responsible for business development and marketing for their extensive suite of encryption and authentication products. At IBM, Mr. Ensey served as Principal Security Strategist for their federal division. He architected cybersecurity solutions for large scale enterprise environments leveraging IBM's extensive technology and services portfolio. Ensey has also held technical roles at SAIC and BEA Systems. He serves as an advisor to numerous cybersecurity and blockchain companies and has a BS in Computer Engineering from Virginia Tech. He has been actively using crypto based currencies since the earliest days of bitcoin. His most recent blockchain work has centered on applying distributed ledger technologies to solve complex information security and privacy challenges. COO of Riot Blockchain Canada Mr. Vormittag previously worked for over a decade in Canadian telecommunications, holding leadership roles in network service design and data center operations at Canada's second largest telecommunications provider. Jeffrey is an accomplished IT Project Manager in the areas of data center deployment and technology integration. Jeffrey holds a BA from the University of Waterloo and earned the PMI Project Management Professional designation in 2011. Mr. Vormittag was most recently Managing Director for Bitfury Canada. Mr. McGonegal has over 40 years of experience as a Chief Financial Officer and in public accounting. Prior to becoming Chief Financial Officer of Riot Blockchain, he was the Managing Partner of the Denver office of BDO, a national public accounting and advisory firm. Mr. McGonegal also served as Chief Financial Officer of PepperBall Technologies, Inc. and Bactolac Pharmaceutical, Inc. Mr. McGonegal was elected in 2005 to serve on the board of Imagenetix, Inc., a publicly held company in the nutritional supplements industry. He received his Bachelor of Arts in Accounting from Florida State University. Mr. Diamond serves as the CEO of goNumerical Ltd, which operates the leading Canadian digital currency exchange Coinsquare. Prior to Coinsquare, Cole was VP Business development at Marketflow Payments, an international payment service where he built and managed the sales team from ground up. Before that, he was VP Sales at Jumbleberry, a digital marketing company where he managed the sales team to deliver 90% growth during the first 6 months as VP. Coinsquare recently received a CAD $10 million investment from a prominent global asset management firm. Mr. Mo played poker professionally for nearly a decade where he was highly regarded as one of the best players in the game and an astute investor in the industry. After years of success in high stakes heads-up poker and cashing for more than $2 million in the live tournament scene, Mo saw the potential with Bitcoin early on and transferred his focus from poker to identifying opportunities in the emerging industry. For several years now, Jason has had a growing portfolio in Bitcoin, Ethereum, and other cryptocurrency related businesses and is always on the forefront of the newest, most promising projects. As a result, he has established himself as one of the most respected independent investors in the cryptocurrency space. Mr. Kaplan is a member of the Board of Directors of Riot Blockchain and is a member of the Nominating and Governance Committee (Chairman), Audit Committee and Compensation Committee. He is a founder of A to B Capital Management, and manages the A to B Capital Special Situations Fund, LP, which was launched on January 1, 2009. The fund invests in the small cap sector through private, pre-public and publicly traded companies. In addition, he has been a Vice President of Barry Kaplan Associates ("BKA") for the past 22 years, a leading financial public relations firm for both public and private companies in the United States, Canada and abroad. Prior to working at BKA, he had six years of experience working at major investment banks involved in deal structure, mergers and acquisitions and trading. Mr. Kaplan is a member of the Board of Directors of Naked Brand Group (NAKD) and Coral Gold Resources, Ltd. (CLH.V) and a former member of the Board of PolarityTE, Inc. (COOL). He holds a BSBA from the University of Hartford in Finance and Insurance.