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General Information



Harvard University, BA 2005

Current Companies

Chief Scientist

Former Companies

Manager, Data

Former Financial Organizations

Entrepreneur in Residence

Web Presences


Jeff Hammerbacher

Jeff Hammerbacher was an Entrepreneur in Residence at Accel Partners immediately prior to joining Cloudera.

Before Accel, he conceived, built, and led the Data team at Facebook. The Data team was responsible for driving many of the applications of statistics and machine learning at Facebook, as well as building out the infrastructure to support these tasks for massive data sets. The team produced two open source projects: Hive, a system for offline analysis built above Hadoop, and Cassandra, a structured storage system on a P2P network.

Before joining Facebook, Jeff was a quantitative analyst on Wall Street. Jeff earned his Bachelor’s Degree in Mathematics from Harvard University.

Recent Milestones


Company Date Round Size Participants
Statwing 1/2014Angel7
Pymetrics 9/2013Seed$2.5M5
Building Robotics 6/2013Seed$1.14M8
Locu 9/2011Seed$600k10
Chartio 6/2010Seed$1.29M7



  1. Data Analysis Service Statwing Launches Partnership Program, Raises New Funding Round ( [edit]
  2. With $2.5 Million From Khosla Ventures, Pymetrics Launches A Game-Based Campus Recruiting Tool ( [edit]
  3. Building Robotics Lands $1.14M Seed Round From CCV, Google Ventures And Other Angel Investors ( [edit]
  4. Local Business Data Provider Locu Raises Seed Round ( [edit]
  5. Citation Needed [add]
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Last Edited 3/31/14

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