Tamr, Inc., catalogs, connects and publishes the vast reserves of underutilized internal and external data using a combination of machine learning with human guidance so enterprises can use all their data for analytics. Tamr, based in Cambridge, Mass., was founded in 2013 by big-data serial entrepreneurs Andy Palmer and Michael Stonebraker.

Co-investors: Google Ventures, New Enterprise Associates, Hewlett Packard Ventures, Thomson Reuters, Workbench, and SineWave Ventures

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