Mike Greenfield

Mike Greenfield is the Co-Founder of Circle of Moms. Mike brings extensive experience in technology development and analytics to Circle of Moms. He spent his post-college years as a Senior Scientist at PayPal, where he developed much of PayPal's early fraud detection technology, which played a vital role in making PayPal profitable. Mike led the Analytics team at LinkedIn, where he helped the service grow from a small site with a few hundred thousand users and no revenue to become both profitabl...Show all

Mike Greenfield is the Co-Founder of Circle of Moms. Mike brings extensive experience in technology development and analytics to Circle of Moms. He spent his post-college years as a Senior Scientist at PayPal, where he developed much of PayPal's earl...Show all

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Mike Greenfield - Investments & Acquisitions

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Date Company Round Amount Co-investors
2014-09-25CareGuideSeed VC$1.1M500 Startups, Aaron Dufall, Alex Black, Alkarim Nasser, Ameet Shah, Andrew D'Souza, Andrew Peek, Apostolos Apostolakis, Benjamin Yoskovitz, Bill Singleton, Brett Patrontasch, Brian Sharwood, Cameron Yuill, Chris Arsenault, Colin Jang, Corby Fine, Daniel Debow, Dave Arnsdorf, Dave Johnson, Dave McClure, Derek Szeto, Devon Galloway, Frank Barbieri, Garage Capital, George Babu, Hedgewood, iNovia Capital, Jesse Rasch, Jevon MacDonald, Jillian Manus, Jim Pitkow, Jonas Brandon, Karamdeep Nijjar, Kevin Swan, Mark Macleod, Matt Mastracci, Michael Litt, Mike McCauley, Mike Silagadze, Mike Walsh, Patrick Hankinson, Qaid Damji, Rahul Parmar, Ramesh Haridas, Rasool Rayani, Rob Laidlaw, Ryan Holmes, Satish Kanwar, Structure Capital, Ted Graham, Tim Lett, Tom Newbold, Tom Williams, and Vikas Taneja
2014-07-07OpenDoor LabsSeries A$9.95MAaron Levie, Adam D'Angelo, Adam Nash, Caffeinated Capital, Charlie Cheever, CrunchFund, Dan Rose, David King, David Sacks, Elad Gil, Felicis Ventures, Gideon Yu, Grey Wolf, Initialized Capital, Jawed Karim, Jeremy Stoppelman, Joe Greenstein, John Hering, Kevin Hartz, Khosla Ventures, Logan Green, Max Levchin, Naval Ravikant, Resolute.vc, Sam Altman, Slow Ventures, SV Angel, Thrive Capital, Trevor Traina, and True Ventures
2014-04-23QuibbSeed VC$0.65MBetaworks, Bhaskar Roy, Bloomberg Beta, Brian Shin, Hsu Ken Ooi, Jeff Miller, Lightbank, Slow Ventures, Undisclosed Angel Investors, and Vijay Tella
2013-06-25BabyListSeed VC$0.62M500 Startups, AltaIR.VC, Chris Messina, Mike Seiman, and Okapi Venture Capital
2013-06-06HullabaluSeed VC$1.8MAlexis Ohanian, Andy McLouglin, Brian Sugar, Chris McCann, Fran Hauser, Frontier Tech VC, Garry Tan, Gokul Rajaram, Great Oaks Venture Capital, Josh Spear, Liberty City Ventures, Michael Levit, Scott Tannen, Soraya Darabi, and SV Angel
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