HASH safely enables critical decisions to be made at lightspeed


We're HASH. Based in London and New York, our mission is to ensure that everyone has the information, tools, and education they need to make the best decisions possible. Through development of an open-source platform for simulation, our goal is to eliminate information failure.

33 Irving Place
Union Square, NYC
10003, USA

68-80 Hanbury St
E1 5JL, UK


We're an open-source company in every sense. From our H-Core simulation engine, to the processes and controls we use internally, we believe that operating transparently best supports sustainable growth and assures users of our mission in the first place.


David is the founder and CEO of HASH. He was previously Managing Partner of data-driven digital consultancy Soho Strategy and sits on the management committee of the UK's Information Assurance Advisory Council.

Jude is the co-founder and CTO at HASH. Previously he was the Chief Technology Officer at Fog Creek Software.


Joel Spolsky

Joel is the chairman of the board at HASH. He is the CEO and founder of Stack Overflow, and co-founder of Trello and Glitch.

Learn moreā€¦

If you're interested in getting involved, see our current career opportunities to find out more about life at HASH.