Investing Profile

David Zimmer(4)


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CompanyStageDateRound SizeTotal Raised
Series AAug 2017€4M
Co-investors: Alex Finkelstein (Spark Capital), Jan Miczaika (HV Holtzbrinck Ventures)
Series CJan 2014
Founder & President CarrierPort, Inc.2015 - Present
SVP Carrier Services (Head of Carrier/Cloud Business Unit) EarthLink Internet2016 - 2017
Vice President of Sales - Wireless, International, Cable, & Network Service Provider Markets Level 3 Communications2012 - 2015
Sr. Director of Sales, Asia Pacific Markets Level 3 Communications2009 - 2012
Director of Sales, Canadian & Latin American Markets Level 3 Communications2007 - 2008
Sr. Account Director Level 3 Communications2006 - 2007
Sr. Alliance Manager (Sales) WilTel Communications (acquired by Level 3)2002 - 2005
Director of Carrier Sales Con Edison Communications LLC2001 - 2002
General Manager, North American Iaxis Ltd2000 - 2000
Sales Manager, SMB through Multi-National Enterprise Customers MCI Communications1991 - 2000
University of Denver Daniels College of Business - High Performance Executive Leadership Program
Syracuse University Martin J. Whitman School of Management - Bachelor of Science (B.S.) Marketing Management
American School in Japan (ASIJ) High School