Mart de Haar

Early-stage investor

๐Ÿ“ Netherlands๐Ÿ”„ Updated September 2026๐Ÿ’ผ 5 investments๐Ÿ“… 5 years investing๐Ÿ—“ Last invested Mar 2023
VC๐ŸŒ Netherlands
5
Total investments
5
Early stage
0
Mid stage
0
Late stage
5y
Years active

Portfolio

5 investments ยท sorted by recency
All investments
Early stage
Mid stage
Late stage
Pre-seed Investor
Mar 2023
METYCLE is building the platform to accelerate the global circular flow of secondary metals. At METYCLE, we are bringing the $610 billion global scrap metal trading industry into the 21st century. We are using data, AI and machine learning, enabling the seamless flow of recycling material to accelerate the global circular flow of secondary metals. Secondary metals are essential building blocks in the global effort to reduce CO2 emissions by up to 95% compared to primary metal production and to make materials available for the global transition towards green energy production.
Seed Investor
Jul 2022
Primary Portal is the equity capital markets platform establishing connectivity among key constituents in the issuance process. Founded in June 2020, we have already brought breakthrough technology to market and have many of the worlds top investment firms and banks on our platform. We are growing extremely fast and we are looking for highly motivated individuals who are deeply passionate about finance, tech, and entrepreneurship and want to build a successful and impactful business.
Pre-seed Investor
Jul 2022
kennek makes lenders lives easier. More than just a loan management system. Our mission is to revolutionise the private debt market through data & technology. kennek helps lenders operate efficiently and scale easily, providing the best-in-class technology to manage everything from Loan Origination, to Servicing & Monitoring, as well as Portfolio management and Investor Reporting. All without the need to develop anything in-house so lenders can simply focus on their origination channels.
Pre-seed Investor
Dec 2021
Were a tech-enabled service focused on making the recruitment process better, easier and faster for everyone involved from start to finish.
Pre-seed Investor
Aug 2021
Flexibele benefits, simpel geregeld. Omdat iedereen wat anders wil, hebben wij de oplossing. Het grootste aanbod benefits via รฉรฉn gebruiksvriendelijk platform.
Experience ยท 9 entries
All (9)
Investments (5)
Founder (2)
2025
Co-Founder
Mar 2025
We invest in early-stage technology and technology-enabled companies in the UK and EU. We support founders who want to build big businesses in a sustainable, bootstrapped and capital-efficient way.
Co-Founder
Mar 2025
Helping Stealth Startups to Launch, Hire & Scale. Here Recruiters Usually List Stealth Roles for early stage startups and job seekers can connect and consider those roles.
2023
Pre-seed Investor
Mar 2023
METYCLE is building the platform to accelerate the global circular flow of secondary metals. At METYCLE, we are bringing the $610 billion global scrap metal trading industry into the 21st century. We are using data, AI and machine learning, enabling the seamless flow of recycling material to accelerate the global circular flow of secondary metals. Secondary metals are essential building blocks in the global effort to reduce CO2 emissions by up to 95% compared to primary metal production and to make materials available for the global transition towards green energy production.
2022
Seed Investor
Jul 2022
Primary Portal is the equity capital markets platform establishing connectivity among key constituents in the issuance process. Founded in June 2020, we have already brought breakthrough technology to market and have many of the worlds top investment firms and banks on our platform. We are growing extremely fast and we are looking for highly motivated individuals who are deeply passionate about finance, tech, and entrepreneurship and want to build a successful and impactful business.
Pre-seed Investor
Jul 2022
kennek makes lenders lives easier. More than just a loan management system. Our mission is to revolutionise the private debt market through data & technology. kennek helps lenders operate efficiently and scale easily, providing the best-in-class technology to manage everything from Loan Origination, to Servicing & Monitoring, as well as Portfolio management and Investor Reporting. All without the need to develop anything in-house so lenders can simply focus on their origination channels.
Show all 9 entries โ†“
Investment activity
2021โ€“2023 ยท 5 investments
202122022220231
Recent (last 2 years)Earlier