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Isai (investor - Venture Capital)

France isai.vc
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Offices:Paris

Isai is a venture company from France multistage active at seed/preseed, mid market co-investing in Series A-C deals with Cap Gemini and also running a Tech Growth/LBO fund doing between €5M and €50M per deal.

  • in 2023, Bouygues and ISAI announced the creation of the ISAI Build Venture, a €80 million fund to be deployed via checks between €500,000 to €5 million in startups in the fields of construction, property development, transport, and energy and services infrastructure.
  • in 2024, Isai announces the a first closing at €190 million of its third Tech Buyout fund allocating checks between €10 and €50 million to growth or growth LBOs in minority or majority stakes, in France, Spain, Switzerland and Benelux. In 2025, Isai announced a second closing at €300 million hard cap.
  • in 2025, Isai announced a first close of €75 million for Isai Venture IV, a new fund that will target startups founded by French nationals internationally, especially in the United States.
Average round investment:14.65M USD
Average number per year:5.5
Distribution: 2025 (8)2024 (6)2023 (12)2022 (15)2021 (15) See the entire list
Portfolio companies: France LeanspaceFrance BesideFrance Temelion See the entire list
Mostly invests in: France France (76) Software Services (57)
See the entire list

Showing 3 of 82 tracked investments in:

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Investors with similar profile to Isai

Name Criteria
Netherlands Rabo Corporate Investments
100%
  • Range for average deal size: 10M - 20M USD
  • Similar verticals: Software Services, Marketplace, Competitive Intelligence, Financial Services, Ecommerce, AI (big data), Mobile, Legal Services, Transportation, Manufacturing, Health services, Hospitality, Fashion, Energy, Real Estate, Social Network, Media, Hardware, Cleantech, Payment processing
  • Similar business models: B2B, SAAS, B2C (Retail), Subscription
  • Common investees countries: Germany
  • Average number of deals per year: 5.2
  • Active last 12 months: Yes
France BlackFin Capital Partners
100%
  • Range for average deal size: 10M - 20M USD
  • Similar verticals: Software Services, Marketplace, Competitive Intelligence, Financial Services, Ecommerce, AI (big data), Mobile, Blockchain, Security, Legal Services, Automotive, Payment processing
  • Similar business models: B2B, SAAS, B2C (Retail), Affiliates, Subscription
  • Common investees countries: France, Spain, Germany
  • Average number of deals per year: 5.1
  • Active last 12 months: Yes
Germany LEA Partners
100%
  • Range for average deal size: 10M - 20M USD
  • Similar verticals: Software Services, Marketplace, Competitive Intelligence, Financial Services, AI (big data), Mobile, Education, Legal Services, Manufacturing, Health services, Fashion, Energy, Media, Recruiting, Construction Industry, Audio, Hardware, Cleantech, Video, Payment processing
  • Similar business models: B2B, SAAS, B2C (Retail), Affiliates
  • Common investees countries: Germany, Austria
  • Average number of deals per year: 5.8
  • Active last 12 months: Yes
Finland Ilkka Paananen
100%
  • Range for average deal size: 10M - 20M USD
  • Similar verticals: Software Services, Marketplace, Competitive Intelligence, Financial Services, Ecommerce, AI (big data), Mobile, Education, Blockchain, Security, Transportation, Manufacturing, Health services, Hospitality, Events, Fashion, Online marketing, Energy, Social Network, Media, Recruiting, Construction Industry, Automotive, Audio, Hardware, Mobile payments, Video, Advertising, Payment processing
  • Similar business models: B2B, SAAS, B2C (Retail), Affiliates, Marketplace, Subscription, Freemium
  • Common investees countries: France, Germany
  • Average number of deals per year: 5.1
  • Active last 12 months: Yes
United States HCVC
99%
  • Range for average deal size: 10M - 20M USD
  • Similar verticals: Software Services, Marketplace, Competitive Intelligence, Financial Services, AI (big data), Security, Transportation, Manufacturing, Health services, Energy, Real Estate, Automotive, Hardware, Video, Logistics
  • Similar business models: B2B, SAAS, B2C (Retail), Affiliates
  • Common investees countries: France, Germany, Austria
  • Average number of deals per year: 4.4
  • Active last 12 months: Yes
Germany BlueYard Capital
99%
  • Range for average deal size: 10M - 20M USD
  • Similar verticals: Software Services, Competitive Intelligence, Financial Services, Ecommerce, AI (big data), Mobile, Education, Blockchain, Transportation, Manufacturing, Health services, Energy, Social Network, Automotive, Hardware, Video
  • Similar business models: B2B, SAAS, B2C (Retail), Subscription, Freemium
  • Common investees countries: France, Germany
  • Average number of deals per year: 6.7
  • Active last 12 months: Yes
Germany Heal Capital
99%
  • Range for average deal size: 10M - 20M USD
  • Similar verticals: Software Services, Marketplace, Competitive Intelligence, Financial Services, Ecommerce, AI (big data), Mobile, Security, Legal Services, Manufacturing, Health services, Media, Recruiting, Mobile payments, Logistics, Payment processing
  • Similar business models: B2B, SAAS, B2C (Retail)
  • Common investees countries: France, Germany
  • Average number of deals per year: 4.2
  • Active last 12 months: Yes
Portugal Buenavista Equity Partners
99%
  • Range for average deal size: 10M - 20M USD
  • Similar verticals: Software Services, Marketplace, Competitive Intelligence, Financial Services, Ecommerce, AI (big data), Mobile, Security, Transportation, Manufacturing, Health services, Hospitality, Events, Online marketing, Social Network, Media, Hardware, Advertising
  • Similar business models: B2B, SAAS, B2C (Retail), Affiliates, Freemium
  • Common investees countries: France, Spain
  • Average number of deals per year: 3.4
  • Active last 12 months: Yes
United Kingdom ETF Partners
99%
  • Range for average deal size: 10M - 20M USD
  • Similar verticals: Software Services, Marketplace, Competitive Intelligence, Financial Services, Ecommerce, AI (big data), Mobile, Security, Transportation, Manufacturing, Health services, Fashion, Energy, Real Estate, Recruiting, Construction Industry, Automotive, Hardware, Logistics
  • Similar business models: B2B, SAAS, B2C (Retail)
  • Common investees countries: France, Germany
  • Average number of deals per year: 5.4
  • Active last 12 months: Yes
United Kingdom Amadeus Capital
99%
  • Range for average deal size: 10M - 20M USD
  • Similar verticals: Software Services, Marketplace, Competitive Intelligence, Financial Services, AI (big data), Security, Manufacturing, Health services, Hospitality, Online marketing, Energy, Real Estate, Media, Construction Industry, Automotive, Audio, Hardware, Video, Advertising
  • Similar business models: B2B, SAAS, B2C (Retail)
  • Common investees countries: France, Spain
  • Average number of deals per year: 5.6
  • Active last 12 months: Yes
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