Martin Weissmann

Sabbatical

πŸ“ Zeist, Utrecht, NetherlandsπŸ”„ Updated September 2026πŸ’Ό 2 investmentsπŸ“… 13 years investingπŸ—“ Last invested May 2015
Operator-angel🌍 Netherlands
2
Total investments
2
Early stage
0
Mid stage
0
Late stage
13y
Years active

Portfolio

2 investments Β· sorted by recency
All investments
Early stage
Mid stage
Late stage
Advisor and Investor
May 2015
Wirewatt is the first B2B marketplace in Latin America that connects the residential solar companies with the capital markets. We provide software and financial services for the solar industry. We help solar professionals sell more projects and international funds obtain better returns in a risk-managed environment. We are an international company headquartered in Monterrey, MX with presence in Amsterdam, NL.
Enthusiast, mentor and investor
Sep 2013
Rockstart is an early stage investor that empowers purpose-driven founders across three domains: Energy, AgriFood, and Emerging Technologies. Rockstart invests in early-stage startups from each of the three funds and provides access to capital, market, and expertise by connecting founders with co-investors, mentors, partners, corporates, and the wider Rockstart network. Rockstart has invested in more than 350 startups and its alumni value to date is more than €1.3bn. Rockstart is an international team of 45+ professionals dedicated to empowering purpose-driven founders to become scalable and drive positive change on a global scale. Rockstart has notable exits such asWercker, Dan.com, Hubs.Com, Bouw7, iClinic, and s and Brincr. The company has offices in Amsterdam, Copenhagen, and Bogota.
Experience Β· 4 entries
All (4)
Investments (2)
Founder (1)
2015
Advisor and Investor
May 2015
Wirewatt is the first B2B marketplace in Latin America that connects the residential solar companies with the capital markets. We provide software and financial services for the solar industry. We help solar professionals sell more projects and international funds obtain better returns in a risk-managed environment. We are an international company headquartered in Monterrey, MX with presence in Amsterdam, NL.
2013
Owner
Nov 2013
Innovation consultancy, coaching of entrepreneurs and angel investering in startups I love to listen; think and help companies/entrepreneurs solve their business challenges in disruptive business environments
Managing Partner
Oct 2013
BAMBOO is een team van ondernemende specialisten op het gebied van business acceleratie. Samen met u gaan wij op zoek naar nieuwe oplossingen en doorbraken voor uw groei. Hierbij doorbreken wij uw status-quo, treden buiten de gebaande paden en gaan samen met u op zoek naar nieuwe oplossingen waarmee u het verschil kunt maken. Zo blijft u interessant in de markt, kunt u groei realiseren en de toegevoegde waarde van uw bedrijf vergroten.
Enthusiast, mentor and investor
Sep 2013
Rockstart is an early stage investor that empowers purpose-driven founders across three domains: Energy, AgriFood, and Emerging Technologies. Rockstart invests in early-stage startups from each of the three funds and provides access to capital, market, and expertise by connecting founders with co-investors, mentors, partners, corporates, and the wider Rockstart network. Rockstart has invested in more than 350 startups and its alumni value to date is more than €1.3bn. Rockstart is an international team of 45+ professionals dedicated to empowering purpose-driven founders to become scalable and drive positive change on a global scale. Rockstart has notable exits such asWercker, Dan.com, Hubs.Com, Bouw7, iClinic, and s and Brincr. The company has offices in Amsterdam, Copenhagen, and Bogota.