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Stefan Mahlstein (investor - Angel Investor)

Sweden
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Offices:Stockholm

Stefan Mahlstein is the of Founder Millstone Group, Pineberry and WordOn.

Average round investment:908.218k USD
Average number per year:1.3
Distribution: 2026 (1)2025 (1)2021 (2)2018 (2)2016 (1) See the entire list
Portfolio companies: Sweden VesiroSweden StoneleapSweden Meitner See the entire list
Mostly invests in: Sweden Sweden (8) Software Services (5)
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Showing 3 of 8 tracked investments in:

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Investors with similar profile to Stefan Mahlstein

Name Criteria
Sweden 3TInvest
100%
  • Range for average deal size: 0.5M - 1M USD
  • Similar verticals: Software Services, Financial Services, Marketplace
  • Similar business models: B2B, B2C (Retail), Marketplace
  • Common investees countries: Sweden
  • Average number of deals per year: 1.3
  • Active last 12 months: Yes
Sweden Norrlands Riskkapitalstiftelse
100%
  • Range for average deal size: 0.5M - 1M USD
  • Similar verticals: Software Services, AI (big data), Gaming Industry, Ecommerce
  • Similar business models: B2B, SAAS, B2C (Retail)
  • Common investees countries: Sweden
  • Average number of deals per year: 1.4
  • Active last 12 months: Yes
Sweden Per Hallius
100%
  • Range for average deal size: 0.5M - 1M USD
  • Similar verticals: Software Services, AI (big data), Ecommerce, Marketplace, Competitive Intelligence
  • Similar business models: B2B, SAAS, B2C (Retail)
  • Common investees countries: Sweden
  • Average number of deals per year: 1.5
  • Active last 12 months: Yes
Sweden Spectria Invest
100%
  • Range for average deal size: 0.5M - 1M USD
  • Similar verticals: Software Services, AI (big data), Education, Competitive Intelligence
  • Similar business models: B2B, SAAS, B2C (Retail)
  • Common investees countries: Sweden
  • Average number of deals per year: 1.2
  • Active last 12 months: Yes
Sweden Johan Ryrberg
100%
  • Range for average deal size: 0.5M - 1M USD
  • Similar verticals: Software Services, Ecommerce, Retail, Marketplace, Competitive Intelligence
  • Similar business models: B2B, SAAS, B2C (Retail), Marketplace
  • Common investees countries: Sweden
  • Average number of deals per year: 1.1
  • Active last 12 months: Yes
Sweden Yuncture Invest
100%
  • Range for average deal size: 0.5M - 1M USD
  • Similar verticals: Software Services, AI (big data), Education, Ecommerce, Security
  • Similar business models: B2B, SAAS, B2C (Retail)
  • Common investees countries: Sweden
  • Average number of deals per year: 1.1
  • Active last 12 months: Yes
Sweden Katalysen & Partners
100%
  • Range for average deal size: 0.5M - 1M USD
  • Similar verticals: Software Services, AI (big data), Financial Services, Ecommerce, Marketplace
  • Similar business models: B2B, SAAS, B2C (Retail), Marketplace
  • Common investees countries: Sweden
  • Average number of deals per year: 1.6
  • Active last 12 months: Yes
Sweden Laulima AB
100%
  • Range for average deal size: 0.5M - 1M USD
  • Similar verticals: Logistics, Ecommerce, Retail, Marketplace
  • Similar business models: B2B, B2C (Retail), Marketplace
  • Common investees countries: Sweden
  • Average number of deals per year: 1.0
  • Active last 12 months: Yes
Sweden Teknoseed
100%
  • Range for average deal size: 0.5M - 1M USD
  • Similar verticals: Software Services, AI (big data), Gaming Industry, Ecommerce
  • Similar business models: B2B, SAAS, B2C (Retail)
  • Common investees countries: Sweden
  • Average number of deals per year: 1.0
  • Active last 12 months: Yes
Lithuania Marius Jakulis Jason foundation
100%
  • Range for average deal size: 0.5M - 1M USD
  • Similar verticals: Software Services, Education, Retail, Marketplace
  • Similar business models: B2B, SAAS, B2C (Retail)
  • Common investees countries: Sweden
  • Average number of deals per year: 1.0
  • Active last 12 months: Yes
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