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Underline Ventures

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Underline VC invests at seed stage (pre-seed, seed, late seed) with an average check size of $500,000. They focus on Industrial Tech, Defence Tech, Space Tech, and companies with strong founder-led sales, with particular emphasis on emerging deep tech and enabling technologies.

Check Size

Not specified

Stages

Pre Seed, Seed

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Investment Thesis

Underline VC believes in empowering founders to maintain control of their companies while providing strategic guidance and support. They operate on the principle that ‘founders should be in control of the company they are building,’ subscribing to founder strategy and aligning interests for the long term. The firm provides critical perspective while maintaining a supportive stance, including helping founders navigate challenges when ‘things don’t go as planned, which they often don’t.’

What Sets Them Apart

  • Hands-on support beyond capital: helping founders define strategy, milestones, priorities, and connecting them with capital and talent
  • Deep expertise across multiple deep tech verticals including Space Tech, Defence Tech, and Industrial Tech
  • Founder-centric approach emphasizing founder autonomy and long-term alignment
  • Strong team of domain experts including former executives (UiPath's Head of Growth, Algolia's Head of R&D), serial entrepreneurs, and product leaders
  • Geographic focus on Central/Eastern Europe with strong portfolio from Romania, Serbia, Bulgaria, Croatia, Poland
  • Active content creation and thought leadership in specialized areas (Founder-led Sales, Industrial Tech, Space Tech)
  • Commitment to supporting founders 'through thick and thin' during difficult periods

Portfolio Highlights

Uvionix

Retail Logistics

DesignVerse

Design Tools

Deltia

Industrial Tech Ai

MixRift

Gaming

Charter

Space Tech

SaleSqueze

Manufacturing

Genezio

Dev Tools Ai

BibleChat

App Christian

+ 8 more companies in their portfolio

Investment Team

12 Partners at Underline Ventures

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