What we do.

Built by finance, technology and legal professionals, we translate disjointed blockchain data to clear, actionable insight.

Our Difference

Better blockchain data.

Because we build with an institutional mindset, ChainArgos delivers blockchain data with the accuracy, integrity and resilience financial institutions require.

When our investigations make headlines, our customers make profits.

But for every headline, there are countless other customer success stories that remain untold.

At the nexus of economics, behavioral finance, and the blockchain, our team is driven by a relentless passion in enabling our customers’ success.

Featured Press.

Our team members have been working with blockchain data and cryptocurrencies for close to a decade and their insight is regularly sought by various media.

Our Process.

We own entire the blockchain data vertical, ensuring you never miss a single transaction.


ChainArgos runs its blockchain validator nodes from the genesis block, you can be sure of data fidelity to make better-informed decisions.

Clean & Enhance

Disjointed blockchain data is processed to generate meaningful and useable information such as aggregates, time-series and prices.


APIs, CSVs and custom dashboards, our blockchain data is delivered in the format that best fits your use case.

Meet the Team.

ChainArgos was founded by passionate finance, technology, legal, and aviation professionals who have worked at some of the world’s largest financial institutions, technology companies, law firms and airlines, including Nomura, Barclays, Lehman Brothers, Morgan Stanley, Allen & Gledhill and Singapore Airlines, bringing diverse skillsets and experience to tackle the multifaceted and dynamic environment that is the blockchain industry.

Jonathan Reiter

CEO & Chief Data Scientist

Jonathan Reiter works to apply traditional finance and technology tools to new problems. He is best known in the blockchain industry for having discovered flaws in the Binance Beacon Chain and Binance Smart Chain and has a over two decades of experience as a derivatives trader at Barclays, Morgan Stanley, Lehman Brothers and Nomura, where he was formerly an Executive Director in FX Options Trading.

Jonathan holds two Bachelors Degrees from Brown University, one for Computer Science and one for Mathematical Economics, as well as a Masters of Science in Computer Science.

Arthur Purvis

Chief Technology Officer

Arthur has over two decades’ experience managing some of the most complex dataset at Lumos Labs and Noom, a digital wellness company helping over 45 million customers globally with a range of wellness applications. He’s also headed development at Mangle Group, a NASDAQ automated trading system firm and developed indices for the S&P.

Arthur holds a Bachelors of Arts from Princeton University in Mathematics, Computer Science and Applied Mathematics.

Patrick Tan

General Counsel

Patrick Tan is a lawyer, a former licensed fund manager and previously a commercial airline pilot with Singapore Airlines. He analyzes and manages legal risks related to crypto trading, speaks regularly at blockchain and investment events and his writing is featured in leading publications. He specializes in areas related to the overlap between securities law and its application to cryptocurrencies.

Patrick holds a Bachelor of Laws degree from the National University of Singapore and is rated to fly the Learjet L45, Boeing 777, Airbus A330 and A350.

Martin Liebi

Strategic Advisor

Dr. Raymond Ng

Strategic Advisor

Greg Moritz

Strategic Advisor

Get better blockchain data today.

You deserve better blockchain data for better outcomes.