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Jack C. Liu was previously Chief Strategy Officer at OKX, co-founder of OKLink, Head of Asia Trading at Circle, and Director of Strategy at Kraken.
Work Experience
The Archives Including
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Devan Purhar
Devan Purhar is a co-founder of Firewall and was previously a software engineer at Kraken and a founding engineer at Staked. He graduated from the British Columbia Institute of Technology.

Dante Disparte
Dante Disparte is the Chief Strategy Officer and Head of Global Policy for Circle, a leading digital financial services firm building the most trusted treasury and payments infrastructure for the internet. Prior to joining Circle, Dante served as a founding executive of the Diem Association, leading public policy, communications, membership, and social impact. He has two decades of experience as an entrepreneur, business leader and global risk expert, most recently as founder and CEO of Risk Cooperative, a strategic risk advisory and insurance brokerage based in Washington. He is a graduate of Harvard Business School and holds an MSc. in Risk Management from the NYU Stern School of Business and a B.A. in International and Intercultural Studies from Goucher College. He is the co-author of “Global Risk Agility and Decision Making” (Macmillan, 2016) and was recognized as one of the 40 leaders under 40 by the Washington Business Journal and in the inaugural Powermeter 100 list.

Yuri Mushkin
Yuri Mushkin is the Chief Risk Officer of OKX and will be responsible for leading the company’s global risk strategy and the enterprise risk management function independent of the business, reporting directly to the CEO and the Board of Directors. Yuri Mushkin started his career at Goldman Sachs and then joined McKinsey & Company as a senior risk expert and managed financial risks in McKinsey’s Investment Office (MIO).

Joey Ni
Joey Ni is the Core Contributors at KiloEx and has previously served as a Senior Business Development Manager for OKX and Phemex.

Lennix Lai
Lennix Lai is the chief commercial officer of OKX. He joined OKX in 2017 and previously worked for JP Morgan Chase, AIG and Celestial Financial Services Group.

Brian Tsang
Brian Tsang works in product at OKX, and was previously Head of Product and Data at Rarible, Product Manager at Uber, and Data Analyst at LinkedIn. He graduated from the University of Michigan and Hopkins University.

Mandy Campbell
Mandy leads Bain Capital Crypto’s and portfolio marketing efforts across brand, content, events, and communications. Before joining the Bain team, she led Marketing for global crypto exchange Okcoin and managed fast-growing teams at companies like GitHub, Lyft, and Meta. When she’s not helping builders, she’s hiking with her family or searching for carrot cake in the Bay Area.

Nathan Zou
Nathan Zou is vice President of product at Trust Wallet and was previously head of Web3 product at OKX. He also worked at PayPal and Ant Group. He has a master's degree in electrical engineering from the University at Buffalo.

Sunny Ray
Sunny Ray is the co-founder of Unocoin, an India-based startup that aims to make it easy to securely buy, sell, and store bitcoin. He has been involved with cryptocurrencies since 2013, when he directed Business Development for Buttercoin, one of the earliest cryptocurrency trading firms. Sunny operates beyond the level of pure business & always considers relevant social, economic, environmental, political and cultural issues in the local, regional, national & global level. He is incredibly passionate about sales and business development with a drive to create partnerships and opportunities in new geographies. His drive is to work inside emerging and disrupting industries while leveraging his strengths in developing international markets. Since December 2013, he is the President of Unocoin, a leading bitcoin and blockchain company. Unocoin is a platform that makes it easy to securely trade bitcoin, ethereum and other crypto-assets. Unocoin employs more than 100 employees and serves millions of customers. The company is also backed by some of the most reputable investors in the space such as DCG.co (which is backed by CIBC, MasterCard, etc), Boost.vc (backed by Tim Draper, early investor in Hotmail, Skype and Tesla), FundersClub (early investors in Coinbase), etc. He also has a strong interest and international experience in robotics and mechatronic systems. Prior to 2013, Sunny spent nearly 8 years doing sales and international business development in the robotics and mechatronics industry. His clients included Stanford, University of Alberta, Georgia Tech, Universidad de los Andes Colombia, Indian Institute of Technology, etc. Sunny is an advocate for and founder of the Canadian Cannabis Club in Toronto. He looks forward to leveraging his extensive international business development experience and applying it towards the new and emerging Canadian Cannabis Industry.

John Biggs
John Biggs is Hemi editor-in-chief and founder of TypeWriter Plus, who previously served as content director for Kraken. He holds a bachelor's degree in management information systems from Carnegelung University and a master's degree in business and economics journalism from New York University.