Jupiter Team


Jupiter’s team of business and technology leaders has a history of successful start-ups with profitable exits, world-renowned scientific backgrounds and experience commercializing new technologies.

Rich Sorkin

  • 20 years commercializing new technologies
  • Extensive experience with weather models, machine learning, sensor data and risk
  • CEO, Zip2: Pioneering Internet GIS company, acquired by HP
  • President, Kaggle: Pioneering machine learning company, acquired by Google

Eric Wun

  • Senior operations executive with companies at the foundation of finance, Internet and machine learning
  • Google, VISA International, Cybersource, Zip2, Corio, Vertical Response, Wells Fargo Bank
  • Google’s Skybox (Terra Bella) Satellite Division

Betsy Weatherhead
Earth and Oceans Systems

  • Nobel Prize recipient, Intergovernmental Panel on Climate Change
  • Key contributor to IPCC Report for over 15 years
  • Expert in climate change: forecast verification and model analysis
  • Lead author for the first international assessment of Arctic climate change

Alan Blumberg
Earth and Ocean Systems

  • World renowned urban oceanographer, innovator of Predictive Modeling & Ocean Physics
  • Developed Princeton Ocean Model (POM), used by over 5700 research and operational groups from 70 countries
  • Led group that developed 2-hour to 4-day flood predictions for Port Authority of NY & NJ, and NJ Transit

Josh Hacker
Earth and Ocean Systems

  • NCAR Director Joint Numerical Testbed Program, Science Lead for National Security Applications Program
  • Along with university partners, led the containerization work in the NSF-funded Big Weather Web project
  • Expert in weather and climate applications for DoD and NOAA

Matt Stein
Business Development

  • Head, Commercial Strategy & Developer Ecosystem, GE Digital
  • Strategy Director, GE Digital
  • CEO & Co-founder of Multitude (pollution IoT/analytics company, recently acquired)

Dinesh Sharma
Product Management

  • Global VP SAP, Internet of Things
  • Global VP SAP, Cloud Platforms, launched first in-memory cloud platform
  • GM, AMD, Workstation Graphics Division
  • Three time founder, two successful exits

Rahul Dubey
Product Engineering

  • Deluxe Corporation, VP of Engineering and Operations
  • Meltwater Group Software Architect
  • Deep expertise with service oriented architecture, big data, search and machine learning technologies

Science and Technology

Jupiter has built a truly world-class team of scientists and technology experts. One has a Nobel Prize. Others have held leadership positions such as the head of Atmospheric Science at the National Science Foundation (NSF) and the head of Search Analytics at Google. The first team in the world to improve weather forecasting scale and accuracy with cloud-based elastic super-compute are also part of Jupiter. The rest of the group brings similarly impressive credentials. Here are some of their career highlights.

Pat Harr

  • Atmospheric Section Head, National Science Foundation (NSF), $120M budget, Federal Senior Executive Service
  • Chair, American Meteorological Society (AMS) Committee on Hurricanes & Tropical Meteorology

Leah Cohen

  • Expert in climate resilience and business continuity, US EPA, NYC Office of Long-Term Planning and Sustainability, Bloomberg LP
  • Chair, New York City’s Climate Change Adaptation Task Force
  • Director or Climate analysis, Mayor Bloomberg’s Special Initiative for Rebuilding and Resilience following Hurricane Sandy

Jeff Ditty

  • Developed and implemented flow forecast system; assisted New York State Canal Corporation with operating a large canal and reservoir network and disseminating important information during flood events
  • Expert in Flood Early Warning System, Hydrologic Engineering Suite, Community Hydrologic Prediction System, and more
  • Water Resource Engineer, RTI International

Scott Eilerman

  • CIRES/NOAA, Participated in multiple phases of atmospheric science research: instrument construction and software development, field mission planning and execution, data QC and analysis, and manuscript authoring
  • UW-Madison: Developed simulations and led experimental analysis that improved understanding of ion dynamics in turbulent plasmas

Brian Etherton

  • Meteorologist at NOAA
  • Ensemble-based data assimilation expertise, first application to a tropical cyclone track forecast model
  • Created HPC symposium as part of AMS annual program
  • Editors’ Award for the Weather and Forecasting journal
  • Founded Meteorology program, University of North Carolina Charlotte

John Exby

  • Led NCAR development for NSF funded Big Weather Web
  • Containerized WRF and other models
  • 16 years constructing HPC solutions
  • Motivated by cloud initiatives coupling speed with science

Nickitas Georgas

  • Led development of the world’s most precise medium-term probabilistic coastal flood prediction system, used by Port Authority of NY & NJ, and NJ Transit for their critical assets
  • Developed numerical models to forecast hydrodynamics and water quality of inland and coastal waters

Antoni Jordi

  • Parallelized the enhanced version of the Princeton Ocean Model
  • Expertise in developing numerical and computational methods to efficiently process complex scientific simulations
  • Leads ensemble analysis for New York Harbor Observing and Prediction System 

Alicia Karspeck

  • Research scientist, NCAR
  • Discipline expert: ocean and coupled global ensemble data assimilation and near-term climate prediction
  • Lead developer, NCAR, CESM/DART ensemble data assimilation system
  • NOAA Global Change Fellow
  • Chair, US CLIVAR Science Team on AMOC State and Change

Coco Krumme

  • 15 years Data Science experience
  • Climate Corporation and Planet Labs
  • Focus on insurance, finance, logistics and agriculture

Luke Madaus

  • Data assimilation and numerical modeling of convective storms and their initiation
  • NCAR ASP Postdoctoral Fellow

Oli McCormack

  • Extensive Data Engineering experience building platforms & systems for scientific modeling & large-scale data storage
  • Climate Corporation and Google

Jack Pien

  • High performance computing, GPU acceleration, cloud computing
  • Zeus: deployed WRF weather model on AWS
  • Lawrence Berkeley Natl Labs: CUDA, GPGPU & GPU Clusters for Large-Scale Analysis

Julie Pullen

  • Pioneered the coupling of ocean and atmosphere models, Naval Research Laboratory
  • Headed multi-million-dollar DHS-funded National Center on Maritime Security
  • Adjunct research scientist, Columbia Lamont-Doherty Earth Observatory
  • Adviser, DOE Brookhaven National Laboratory, Environmental & Climate Sciences Dept.

Steve Sain

  • Data Scientist and Team Lead at The Climate Corporation
  • Scientist and Section Head, Geophysical Statistics Project, Institute for Mathematics Applied to the Geosciences, NCAR

Firas Saleh

  • Conducted a comprehensive risk assessment of urban flooding in Houston following Hurricane Harvey for NOAA
  • Developed state-of-the-art hydrologic and coastal flood forecast systems for Port Authority of NY & NJ, and NJ Transit

Elaine Yang

  • Lead engineer for Weather Underground’s BestForecast System, which gathered global big data and used machine learning to produce Weather Underground’s forecast model
  • Helped engineer Forecast On Demand for IBM’s Weather Company
  • Experienced meteorologist and seasoned software engineer


Jupiter’s advisors add enormous value through a wide range of skills and experience. They are business executives, scientists, public policy experts, and active participants in government climate work. The Jupiter team is honored to work with these acclaimed individuals. 

Public and Private Sector Advisors

Neal Wolin
Jupiter Co-founder

  • Deputy Secretary of US Department of the Treasury
  • President and COO of The Hartford’s property and casualty insurance companies
  • Member, President’s Intelligence Advisory Board

Todd Stern
Jupiter Co-founder

  • United States Special Envoy for Climate Change
  • United States Chief Negotiator, 2015 Paris Climate Agreement
  • Senior White House Negotiator Kyoto Protocol and Buenos Aires

Jeff Wecker
Jupiter Co-founder

  • Chief Data Officer, Goldman Sachs
  • Chief Business Architect, Bridgewater
  • Managing Director at Lehman
  • Quant Strategies, Goldman Sachs

Katherine Greig

  • Deputy Director, NYC Mayor’s Office of Recovery & Resilience
  • Senior Policy Advisor, Hurricane Sandy Rebuilding Taskforce
  • Senior Fellow & Strategic Advisor, Wharton Risk Center
  • Project Leader, Boston Consulting Group

Kyle Beatty

  • Former SVP Verisk Analytics
  • Former President Verisk Climate
  • SVP Willis Re
  • University of Oklahoma, Distinguished Corporate Scholar
  • American Family Ventures, Principal

Joelle Kaufman

  • 25 years B2B marketing leadership creating category-defining companies
  • Over $1 billion in market capitalizations: Reactivity (Cisco), Adify (Cox), BloomReach, Dynamic Signal
  • Expertise in big data, AI, ML, enterprise SaaS, security, digital media

Science and Technology Advisors

Radley Horton

  • Lamont Associate Research Professor at Columbia University’s Lamont-Doherty Earth Observatory
  • Convening Lead Author for the Third National Climate Assessment
  • Co-Chairs Columbia’s Adaptation Initiative

Ken Rudin
Jupiter Co-founder

  • Google, Head of User Growth and Analysis
  • Facebook, Head of Analytics & Data Science
  • Zynga, Head of Analytics and Platform Technologies

Ari Gesher

  • Palantir, 10 years
  • Designed & built data source and data interchange
  • Kairos, Director, Software Development

Board of Directors

Rich Sorkin

  • CEO and co-founder, Jupiter
  • 20 years commercializing new technologies
  • Extensive experience with weather models, machine learning, sensor data and risk
  • CEO, Zip2: Pioneering Internet GIS company, acquired by HP
  • President, Kaggle: Pioneering machine learning company, acquired by Google

Matt Ocko

  • Co-Founder and Managing Partner of DCVC (Data Collective)
  • Three decades as entrepreneur, VC investor, and technologist in deep tech
  • Respected angel investor (XenSource/CTRX, Krux/SFDC, Docker, AngelList, Uber, D-Wave, Zoom, Facebook/FB)

Nick Sturiale

  • Founding Managing Partner, Ignition Partners
  • 18 Years in Venture Capital, Top 1% Track Record
  • Early investor in market defining companies such as Splunk, XenSource, Bill.com
  • Formerly a Partner/Managing Director with Sevin Rosen Funds, Icon Ventures and The Carlyle Group

Andrew Klein

  • Led Amsterdam office of Bain & Company
  • Member of Bain’s Global Management Committee
  • Head of Bain’s European Tech-Telecom practice
  • Co-leader of Bain Global telecom strategy practice