Our Team

Alex Mashinsky

LinkedIn Alex Mashinsky


Alex is one of the inventors of VOIP (Voice Over Internet Protocol) with a foundational patent dating back to 1994 and is now working on MOIP (Money Over Internet Protocol) technology. Over 35 patents have been issued to Alex, relating to exchanges, VOIP protocols, messaging and communication. As a serial entrepreneur and founder of seven New York City-based startups, Alex has raised more than $1 billion and exited over $3 billion. Alex founded two of New York City’s top 10 venture-backed exits since 2000: one of his first companies, Arbinet, IPO’d in 2004 with a market capitalization of over $750 million; and another venture, Transit Wireless, was valued at $1.2 billion at the time of exit.

Alex has received numerous awards for innovation, including being nominated twice by E&Y as entrepreneur of the year in 2002 & 2011; Crain’s 2010 Top Entrepreneur; the prestigious 2000 Albert Einstein Technology medal; and the Technology Foresight Award for Innovation (presented in Geneva at Telecom 99).

As one of the pioneers of web-based exchanges, Alex authored patents that cover aspects of the Smart Grid, ad exchanges, Twitter, Skype, App Store, Netflix streaming concept and many other popular web companies. Additionally, Arbinet’s fundraising story was featured as a case study in 2001 by Harvard Business School.

S. Daniel Leon

LinkedIn S. Daniel Leon

Founding President & COO

Daniel Leon is a business and social entrepreneur with a proven track record of growing early-stage companies and building organizations from the ground up. Daniel has co-founded and led multiple companies and not-for-profit organizations. Before Governing Dynamics, where he is a managing partner, he was CEO of Atlis Labs, a venture-backed local discovery platform powered by real-time customer referrals. Prior to that, Daniel served as CEO of Beyon3D and chairman of HereO. He was also general manager, of GroundLink, which raised more than $30 million in funding during his tenure. He started his career as vice president with the Gallup Organization. Daniel holds a degree in Economics from Brown University. He splits his time between New York and Tel Aviv.

Nuke Goldstein

LinkedIn Nuke Goldstein


Nuke is a seasoned software developer, architect, innovator, and entrepreneur in cutting-edge technologies. His career ranges from image processing and AI to IoT and blockchain. Prior to his work on the Celsius crypto assets lending and borrowing platform he designed P2P credit protocols using distributed storage and smart-contracts. Nuke was the CEO and founder of Sevenpop, a leading interactive music technology provider to hundreds of hotels and shopping centers across Israel. Nuke holds a B.Sc. in computer science from the Technion in Haifa (Israel’s most elite Institute of Technology). He also has black belts in Kempo Karate and Combat Ju-Jitsu. In addition, he has been awarded a grant by the National Science Foundation.

Young Cho

LinkedIn Young Cho


Young has a diverse background with over 20 years of banking and fintech startup experience. Prior to Celsius, Young was CFO of two startup companies, AltLending – a provider of USD loans collateralized by cryptocurrencies, and 8760 Inc – an enabler of energy efficiency in commercial properties. Prior to these positions, Young spent 13 years in investment banks and fund management. Young was an Executive Director at UBS Private Finance in Singapore, responsible for originating bespoke loans to UBS’s corporate and wealth management clients. Prior to UBS, Young was co-founder and Managing Director at Newtonian Capital, a multi-strategy hedge fund based in Hong Kong. Prior to that, Young was a Director at Citigroup Global Special Situations Group, where he traded distressed loans based in Hong Kong. Young started his career in New York as a quant analyst at Salomon Brothers Fixed Income Quantitative Research group. Young has a BS and Masters in Engineering from Cornell, and MPA from Columbia.

Jeremie Beaudry

LinkedIn Jeremie Beaudry

CCO and GC

Jeremie Beaudry is Celsius Network’s Chief Compliance Officer and General Counsel and was brought on to strengthen the compliance program and build regulatory relationships in North America. Jeremie brings a decade of regulatory and compliance experience while also serving as the company’s corporate counsel. Before joining Celsius Network, Jeremie served as the Chief Compliance Officer and Corporate Counsel at BitPay, the world’s largest blockchain payment processor that successfully raised over 70M in venture funding, a V.P. of Enterprise Compliance at SunTrust Bank, Inc., and was the Corporate Counsel at OnCourse Learning (now owned by Bertelsmann SE Co.). Jeremie is a member of the Georgia Bar, a Certified Anti-Money Laundering Specialist  (CAMS), a Certified Information Privacy Professional (CIPP/US) where he served as the Young Privacy Leader in Atlanta. In May 2019, Jeremie was awarded as the “Specialist Counsel of the Year” by the Atlanta Business Chronicle for his work in the cryptocurrency space. These awards honor the top attorneys in Georgia practicing in the legal departments.

Liz Rabban

LinkedIn Liz Rabban

VP of Global Business Development

Liz advises growth stage technology companies on a spectrum of strategic business development initiatives. For over two decades, she has consulted with founders, partners, and investors to create scalable sales and marketing structures. Prior to entering the blockchain and crypto arena, she worked with a variety of technology and BPO companies in accessibility/assistive technology, VoIP, publishing, biotech, and healthcare. She is a current Activator at SheEO, a global initiative designed to radically transform the way investors finance and support female entrepreneurs; she has served on the boards of several startup ventures. Liz has a BA in English from Barnard College, Columbia University.

Aliza Landes

LinkedIn Aliza Landes

VP Lending

Aliza Landes has spent the majority of her professional career as an officer in the Israel Defense Forces, where she has served at the nexus of defense policy, communications strategy and international relations. She founded the IDF’s digital media department in 2009 and, as its commander, revolutionized the IDF’s public relations efforts. Initially a side project, she grew the desk to 10 soldiers and the IDFs social media platforms to millions of views and followers. After her army service, she completed a dual Masters degree from Harvard Kennedy School of Government (MPP) and MIT Sloan Business School (MBA). Prior to joining Celsius Aliza served as CMO of Asia Times Online.

Ashley Harrell

Director of Operations

LinkedIn Ashley Harrell

Jessica Khater

Head of Institutional Lending

LinkedIn Jessica Khater

Kristen Ryan

Director of Marketing

LinkedIn Kristen Ryan

Leah Jonas

Director of Business Development

LinkedIn Leah Jonas

Nir Atar

Director of Product Management

LinkedIn Nir Atar

Tal Bentov

Director of Lending

LinkedIn Tal Bentov

Asaf Iram

Head of Trading Operations

LinkedIn Asaf Iram

Ashley O’Brien

Content Manager

LinkedIn Ashley O’Brien

Waseem Shabout

Solutions Architect

LinkedIn Waseem Shabout

John Arce

Head of Marketing, Asia

LinkedIn John Arce

Dr. W. Scott Stornetta

Blockchain Pioneer

LinkedIn Dr. W. Scott Stornetta

Miko Matsumura

Co-founder at Evercoin

LinkedIn Miko Matsumura

Chris Dannen

Founder of Iterative Capital

LinkedIn Chris Dannen

Sonic Zhang

LinkedIn Sonic Zhang

Ivan Bjelajac

Operating Director at GoDaddy | Partner MVP Workshop

LinkedIn Ivan Bjelajac

Mališa Pušonja

Blockchain Architect Lead

LinkedIn Mališa Pušonja

Antun Debak

Product Design

LinkedIn Antun Debak

Stevan Koprivica

Engineering Director

LinkedIn Stevan Koprivica

Predrag Rogić

Product Director

LinkedIn Predrag Rogić

Petar Atanasovski

Product Manager

LinkedIn Petar Atanasovski

Djordje Stevanović

Software Engineer

LinkedIn Djordje Stevanović

Filip Jovakarić

Software Engineer

LinkedIn Filip Jovakarić

Lazar Travica

Software Engineer

LinkedIn Lazar Travica

Bogdan Habić

Software Engineer

LinkedIn Bogdan Habić

Andrej Benčić

Software Engineer

LinkedIn Andrej Benčić

Miljan Tekić

Software Engineer

LinkedIn Miljan Tekić

Nikola Sabelnik

Software Engineer

LinkedIn Nikola Sabelnik

Aleksandar Sudimac

Software Engineer

LinkedIn Aleksandar Sudimac

Ivor Jugo

Software Engineer

LinkedIn Ivor Jugo

Dragan Obradović

Software Engineer

LinkedIn Dragan Obradović

Stefan Burscher

Software Engineer

LinkedIn Stefan Burscher

Jovan Jovanović

Software Engineer

LinkedIn Jovan Jovanović

Panto Andjelić

Software Developer

LinkedIn Panto Andjelić

Nemanja Krstonić

R&D Analyst

LinkedIn Nemanja Krstonić

Katarina Vukoman

Visual Designer

LinkedIn Katarina Vukoman

Aleksandar Stanković

UX & UI Designer

LinkedIn Aleksandar Stanković

Milica Spasojević

UX & UI Designer

LinkedIn Milica Spasojević

Srdjan Djenader

Web Developer

LinkedIn Srdjan Djenader

Aleksandar Kanjevac

Web Developer

LinkedIn Aleksandar Kanjevac

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