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Herman Kienhuis, Founding Partner at River Venture Partners

Herman Kienhuis

Founding Partner @ River Venture Partners

Amsterdam, The Netherlands

Herman Kienhuis is a seed investor at River Venture Partners in Amsterdam focused on Software and Artificial Intelligence. Founder and managing partner of River Venture Partners angel syndicate. Venture partner at VC firm Newio. Tech investor focused on early-stage investments in B2B software companies in Northern Europe. Supporting investors and entrepreneurs in building digital businesses that change people's lives. Former chemical engineer, strategist, digitalproduct development executive, founder of SanomaVentures and Managing Director of KPN Ventures.

Total investments:
71
Last investment:
Lead investor:
20%

Last updated:

Industries Herman Kienhuis invests in

SoftwareArtificial IntelligenceInformation TechnologyInternetAnalytics

Stages Herman Kienhuis invests in

SeedPre-SeedSeries AAngelSeries B

Countries Herman Kienhuis invests in

The NetherlandsFinlandDenmarkGermanyUnited States

Round sizes

Seed $453k–$3.5MPre-Seed $797k–$1.7MSeries A $2.3M–$12M

Contacts

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Round size

Seed
$453k–$3.5M
Pre-Seed
$797k–$1.7M
Series A
$2.3M–$12M

Investment Focus

Industry

  • Software 15 (21%)
  • Artificial Intelligence 10 (14%)
  • Information Technology 9 (13%)
  • Internet 8 (11%)
  • Analytics 8 (11%)
See all 101 industries →

Stage

  • Seed 23 (32%)
  • Pre-Seed 8 (11%)
  • Series A 8 (11%)
  • Angel 4 (6%)
  • Series B 2 (3%)
See all 9 stages →

Country

  • The Netherlands 21 (30%)
  • Finland 7 (10%)
  • Denmark 3 (4%)
  • Germany 2 (3%)
  • United States 2 (3%)
See all 12 countries →

Investments

CompanyDescriptionRoundLinks
Duqu provides short-term business financing by advancing money on outstanding business-to-business invoices. $1.7M / Pre-Seed / Sep 24, 2026
Orq.ai enables companies to integrate and operate their products using the power of Large Language Models through a single collaboration platform. The platform centralizes prompt management, streamlined experimentation, feedback collection, and real-time insight into performance and costs. It's compatible with all major Large Language Modelproviders, ensuring transparency and scalability in LLM Ops, ultimately leading to shorter customer release cycles and reduced costs for both experiments and production environments.For more information, please visit https://orq.ai $5.8M / Seed / Dec 03, 2025
Altura Platform helps you to identify opportunities, collaborate on writing your bid and analyse data on your performance. $9.1M / Series A / Jun 09, 2025
Altura Platform helps you to identify opportunities, collaborate on writing your bid and analyse data on your performance. $3.3M / Seed / Mar 19, 2024
Orq.ai enables companies to integrate and operate their products using the power of Large Language Models through a single collaboration platform. The platform centralizes prompt management, streamlined experimentation, feedback collection, and real-time insight into performance and costs. It's compatible with all major Large Language Modelproviders, ensuring transparency and scalability in LLM Ops, ultimately leading to shorter customer release cycles and reduced costs for both experiments and production environments.For more information, please visit https://orq.ai $1.6M / Pre-Seed / Mar 12, 2024
Sustainability is a massive, growing issue for companies to manage; holding them back and costing them fortunes. BeCause is the AI-powered hub that makes sustainability management flow simpler, swifter and syngergistically for travel and tourism companies - enabling the industry to make a positive impact on people, planet and profit. $600K / Seed / Feb 22, 2024
Orq.ai enables companies to integrate and operate their products using the power of Large Language Models through a single collaboration platform. The platform centralizes prompt management, streamlined experimentation, feedback collection, and real-time insight into performance and costs. It's compatible with all major Large Language Modelproviders, ensuring transparency and scalability in LLM Ops, ultimately leading to shorter customer release cycles and reduced costs for both experiments and production environments.For more information, please visit https://orq.ai $838.4K / Pre-Seed / Oct 02, 2023
Epicbrief joins hundreds of sales representatives on a quest to improve the significance and value of human work in sales. $1.1M / Pre-Seed / Apr 24, 2023
Dreamdata offers a B2B activation and attribution platform that unifies go-to-market data into a coherent customer journey map. It consolidates behavioral site tracking, CRM, ad platforms, and intent sources to create an event-based, account-centric data model. From this foundation, it enables audience activation, AI-driven signal detection, andattribution of marketing efforts to revenue outcomes. Dreamdata also incorporates its proprietary IP-to-company resolution engine to improve company identification within web traffic. $7.3M / Series A / Dec 06, 2022
Strise spearheads the AML Intelligence revolution, marking a shift where AML teams are not just a cost but vital enablers for organisations. They're battling financial crime with AI, ensuring efficiency and effectiveness. $3.3M / Seed / Nov 07, 2022
See all 71 investments →

Co-Investors

River Venture Partners

About River Venture Partners

VC Fund · Amsterdam, The Netherlands

River Venture Partners is an angel syndicate that focuses on supporting early-stage entrepreneurs in digital media, marketing, e-commerce, entreprise and education technology.

River Venture Partners Contacts

NameEmailPhoneSocials
Herman Kienhuis
Herman Kienhuis Founding Partner
Maurice Beckand Verwee
Maurice Beckand Verwee Venture Partner

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FAQ

What does Herman Kienhuis invest in?

Herman Kienhuis invests primarily in Software, Artificial Intelligence and Information Technology startups, most often at Seed and Pre-Seed stage. Most of the 71 investments tracked by Shizune back companies in The Netherlands. The Investment Focus section breaks down every industry, stage and country in the portfolio.

What is Herman Kienhuis's check size?

Herman Kienhuis typically joins rounds of $453k–$3.5M at Seed, $797k–$1.7M at Pre-Seed and $2.3M–$12M at Series A. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Herman Kienhuis participates in.

How do I contact Herman Kienhuis?

Public channels for Herman Kienhuis include LinkedIn, X (Twitter) and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.

When did Herman Kienhuis last invest?

The most recent investment recorded for Herman Kienhuis closed in Sep 2026. Shizune tracks 71 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.

Is Shizune's investor data accurate?

Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.

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