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General Information


Harvard Business School, MBA 2003
Duke University, BA 1999

Current Companies

Investor and Board Member
Investor and Board Member
Investor and Board Member
Investor and Board Member
Board of Directors

Former Companies

Investor and Board Member
Engagement Manager/Business Analyst

Current Financial Organizations

Former Financial Organizations

Associate, Principal, Director, Partner

Web Presences


Photo Credit

Lightspeed Website

Justin Caldbeck

Justin invests primarily in the Internet and mobile sectors with a focus on social media, e-commerce and enterprise software.

Justin’s current investments include Bloomreach, GrubHub, PetFlow and TaskRabbit. He has also been a board member or board observer for numerous successful companies including TheFind, INRIX, Adready, Magazine Radar, Oyster.com and DNA Games.

Before joining Lightspeed, Justin was a partner at Bain Capital Ventures and was responsible for launching the firm’s West Coast office. He was both a board of directors member and observer for a wide variety of consumer internet, enterprise software, and business services companies, including BloomReach, TheFind, Adready, INRIX, DNA Games, Oyster.com, and Magazine Radar. Before Bain Capital Ventures, Justin was at McKinsey and Co. where he served consumer and media companies in a wide range of capacities.

Justin holds a BA in Economics from Duke University and an MBA from Harvard Business School.

Recent Milestones


Company Date Round Size Participants
Enplug 4/2014Seed$2.5M8
Trusper 11/2013Series A$6.17M10
Socialcam 4/2012Angel38



  1. Digital Display Startup Enplug Raises $2.5 Million Seed Round (techcrunch.com) [edit]
  2. Trusper Raises $6.17M For Tips Based Social Networking App (techcrunch.com) [edit]
  3. Socialcam Nabs Angel Funding From The A-List: Yuri Milner, Tim Draper, Laurene Powell Jobs, And More (techcrunch.com) [edit]
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Last Edited 4/17/14

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