Irregular Expressions (investor - Venture Capital)

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Offices:New York

Irregular Expressions, IrregEx for short, is an American investment vehicle led by Jean Sini and handling business on behalf of a group of seasoned software engineering and product leaders investing in and advising early stage technology startups.

Average round investment:6.39M USD
Average number per year:2.6
Distribution: 2026 (1)2025 (6)2024 (2)2023 (3)2020 (1)
Mostly invests in: France France (9) Software Services (13)
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Showing 3 of 13 tracked investments in:


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Investors with similar profile to Irregular Expressions

Name Criteria
Italy Raffaele Terrone
92%
  • Range for average deal size: 5M - 10M USD
  • Similar verticals: Software Services, AI (big data), Industry agnostic
  • Similar business models: B2B, SAAS
  • Common investees countries: United Kingdom
  • Average number of deals per year: 2.7
  • Active last 12 months: Yes
France Starquest Capital
92%
  • Range for average deal size: 5M - 10M USD
  • Similar verticals: Software Services, Competitive Intelligence, Security, Manufacturing
  • Similar business models: B2B, SAAS
  • Common investees countries: France
  • Average number of deals per year: 2.5
  • Active last 12 months: Yes
Luxembourg i&i Biotech Fund
92%
  • Range for average deal size: 5M - 10M USD
  • Similar verticals: Software Services, AI (big data), Competitive Intelligence, Manufacturing
  • Similar business models: B2B, SAAS
  • Common investees countries: United Kingdom, Czech Republic
  • Average number of deals per year: 2.5
  • Active last 12 months: Yes
United Kingdom True Capital
92%
  • Range for average deal size: 5M - 10M USD
  • Similar verticals: Software Services, AI (big data), Competitive Intelligence, Security, Manufacturing
  • Similar business models: B2B, SAAS
  • Common investees countries: France, United Kingdom
  • Average number of deals per year: 2.3
  • Active last 12 months: Yes
France Auriga
92%
  • Range for average deal size: 5M - 10M USD
  • Similar verticals: Software Services, AI (big data), Competitive Intelligence, Security
  • Similar business models: B2B, SAAS
  • Common investees countries: France, United Kingdom
  • Average number of deals per year: 3.0
  • Active last 12 months: Yes
Sweden Monterro
91%
  • Range for average deal size: 5M - 10M USD
  • Similar verticals: Software Services, AI (big data), Competitive Intelligence, Industry agnostic, Security
  • Similar business models: B2B, SAAS
  • Common investees countries: Sweden
  • Average number of deals per year: 3.1
  • Active last 12 months: Yes
Netherlands Pymwymic
91%
  • Range for average deal size: 5M - 10M USD
  • Similar verticals: Software Services, AI (big data), Competitive Intelligence, Manufacturing
  • Similar business models: B2B, SAAS
  • Common investees countries: France, United Kingdom
  • Average number of deals per year: 3.3
  • Active last 12 months: Yes
United Kingdom Calculus Capital
91%
  • Range for average deal size: 5M - 10M USD
  • Similar verticals: Software Services, AI (big data), Competitive Intelligence, Industry agnostic, Manufacturing
  • Similar business models: B2B, SAAS
  • Common investees countries: United Kingdom
  • Average number of deals per year: 3.4
  • Active last 12 months: Yes
Lithuania Contrarian Ventures
91%
  • Range for average deal size: 5M - 10M USD
  • Similar verticals: Software Services, AI (big data), Competitive Intelligence, Manufacturing
  • Similar business models: B2B, SAAS
  • Common investees countries: France, United Kingdom, Sweden
  • Average number of deals per year: 3.6
  • Active last 12 months: Yes
United Kingdom Begin Capital
91%
  • Range for average deal size: 5M - 10M USD
  • Similar verticals: Software Services, AI (big data), Competitive Intelligence, Industry agnostic, Manufacturing
  • Similar business models: B2B, SAAS
  • Common investees countries: United Kingdom
  • Average number of deals per year: 3.6
  • Active last 12 months: Yes
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