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Jeff Clavier

Jeff Clavier

Founding Partner·Uncork Capital

Menlo Park, California, United States

Bio

Professional summary

Jeff Clavier is the founding partner of Uncork Capital. He started the firm, then called SoftTech VC, in 2004 with a focus on helping seed-stage founders during the first 18 months of company building. His profile emphasizes long-term founder support and earliest-stage investing. It lists more than 280 startup investments by the firm, including Fitbit, SendGrid, Postmates, Mint, Eventbrite, and Poshmark, and current support for companies such as DroneDeploy, Front, Shippo, ClassDojo, Phil, and Carrot Fertility. Before venture, Jeff was an early employee and later CTO at fintech startup Effix, which was acquired by Reuters; he later joined Reuters’ corporate venture fund in Silicon Valley. He was educated in France and holds degrees in computer science and distributed computing from Université Paris V René Descartes.

Investment focus

Stage, sector, and overall fit

Stage

SeedEarliest stages

Sector

Frontier tech / hardwareConsumer and marketplacesB2B applications

Thesis

Seed-stage founders, often first meaningful checkFounders with clear product vision, market understanding, and resilience

Notable companies

Selected portfolio companies the partner has backed

FitbitSendGridPostmatesMintEventbritePoshmarkDroneDeployFrontShippoClassDojoLoft OrbitalCarrot Fertility

How to approach

Framing and angles for outreach

Pitch framing

Frame the company as an exceptional seed-stage opportunity with a clear market insight, resilient team, and potential to become category-defining.

Personalization hooks

  1. 1Reference Uncork’s history as SoftTech VC and its first-check seed orientation.
  2. 2If relevant, connect to frontier tech / hardware via Loft Orbital or Inertia.

Recent signals

What the partner has said or done recently

  • Latest article listed on his Uncork profile is about Uncork’s investment in Inertia.

Background

Career, education, and skills

Career history

  • Uncork Capital (SoftTech VC)Founding Partner2004 - Present
  • RVC (Reuters Venture Capital)General Partner, Silicon Valley2000 - 2004
  • ReutersProduct Development & LeadershipPost-Effix acquisition
  • EffixEarly Employee → CTO (acq. Reuters)1990s

Education

  • Université Paris V René DescartesMS, Computer Science / Distributed Computing

Skills

Seed investingFrontier techConsumer & marketplacesForbes Midas ListNVCA board

Languages

French

Other partners at Uncork Capital

6 more profiles

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Andy McLoughlin

Andy McLoughlin

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Andy McLoughlin is a managing partner at Uncork Capital focused on enterprise software, developer tooling, and deeply technical teams.

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Isha Mehrotra

Isha Mehrotra

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Sarah D.

Sarah D.

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Uncork Associate investing across B2B, consumer, and frontier tech.

AIB2BConsumerFrontier techMarketplacesSeed
Susan Liu

Susan Liu

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Tripp Jones

Tripp Jones

General Partner

Uncork Capital

Tripp Jones is a general partner at Uncork Capital focused on overlooked markets, network effects, recurring revenue, and consumer experiences.

B2B applicationsConsumer & marketplacesFrontier tech/hardware