Siebelien Defesche

We are the Catalyst Impact Investment Club, and we specialise in finding and highlighting Regenerative Tech (or RegenTech) companies – those rare startup treasures that can make a difference for our planet and humankind. We then connect these promising companies to the right investors through expertise, partners and experience within the sphere of RegenTech.

Green Story is the platform that empowers brands to unlock the potential of their sustainability data and achieve a better way of doing business - whether they are at the beginning of their journey to net-zero or are far into it already. Through our customer-friendly solutions and the global standard of Life Cycle Assessment (LCA) methodology, Green Story enables brands to accurately quantify and show the environmental performance of their products, and offset their carbon footprint, making them carbon neutral. As a result, we elevate the customer experience with a brand’s sustainability narrative throughout the customer lifecycle, enhancing transparency, increasing loyalty, and driving revenue. Green Story partners with hundreds of leading brands, such as PANGAIA, thredUP, Rent the Runway, Zalando and Pact. Our global team of experts works to empower 1 billion people to know their impact and make choices that are better for the planet and the generations to come.

Collider is the accelerator driving the future of marketing and sales technology for startups, corporates and investors. We find the very best startups to invest in and scale, bring the right startups solutions at the right time to corporates, and ultimately deliver impressive investor returns. Founded in London in 2012 and also active in Amsterdam since 2017. With over five years of in depth, first-hand experience, one exit and over £13m going into the next generation of marketing and sales startups, we’ve since been listed as one of Europe’s Top Five Seed Accelerators. Our experience means we’ve built the expertise to make the very best investment decisions and add incredible value to our portfolio, to our community of corporates and investors, and to our ecosystem.

Glocal Advertising Cloud Ltd. T/A GladCloud is a Collaborative Social Media Marketing Platform (B2B2C), for National brands to activate campaigns at scale, by transforming independent, affiliated merchant partners into brand advocates. The platform is specifically designed for brands that sell products or services via large networks of independently owned merchants, such as Alcoholic Beverages with Bars, Professional Cosmetics with Salons, Food Delivery/Table Booking Services with Restaurants…or even franchise owners and their franchisees. GladCloud is headquartered in Dublin, Ireland, and has offices in Amsterdam and Berlin.

Collider is the accelerator driving the future of marketing and sales technology for startups, corporates and investors. We find the very best startups to invest in and scale, bring the right startups solutions at the right time to corporates, and ultimately deliver impressive investor returns. Founded in London in 2012 and also active in Amsterdam since 2017. With over five years of in depth, first-hand experience, one exit and over £13m going into the next generation of marketing and sales startups, we’ve since been listed as one of Europe’s Top Five Seed Accelerators. Our experience means we’ve built the expertise to make the very best investment decisions and add incredible value to our portfolio, to our community of corporates and investors, and to our ecosystem.

We are the Catalyst Impact Investment Club, and we specialise in finding and highlighting Regenerative Tech (or RegenTech) companies – those rare startup treasures that can make a difference for our planet and humankind. We then connect these promising companies to the right investors through expertise, partners and experience within the sphere of RegenTech.

Green Story is the platform that empowers brands to unlock the potential of their sustainability data and achieve a better way of doing business - whether they are at the beginning of their journey to net-zero or are far into it already. Through our customer-friendly solutions and the global standard of Life Cycle Assessment (LCA) methodology, Green Story enables brands to accurately quantify and show the environmental performance of their products, and offset their carbon footprint, making them carbon neutral. As a result, we elevate the customer experience with a brand’s sustainability narrative throughout the customer lifecycle, enhancing transparency, increasing loyalty, and driving revenue. Green Story partners with hundreds of leading brands, such as PANGAIA, thredUP, Rent the Runway, Zalando and Pact. Our global team of experts works to empower 1 billion people to know their impact and make choices that are better for the planet and the generations to come.

Collider is the accelerator driving the future of marketing and sales technology for startups, corporates and investors. We find the very best startups to invest in and scale, bring the right startups solutions at the right time to corporates, and ultimately deliver impressive investor returns. Founded in London in 2012 and also active in Amsterdam since 2017. With over five years of in depth, first-hand experience, one exit and over £13m going into the next generation of marketing and sales startups, we’ve since been listed as one of Europe’s Top Five Seed Accelerators. Our experience means we’ve built the expertise to make the very best investment decisions and add incredible value to our portfolio, to our community of corporates and investors, and to our ecosystem.

Glocal Advertising Cloud Ltd. T/A GladCloud is a Collaborative Social Media Marketing Platform (B2B2C), for National brands to activate campaigns at scale, by transforming independent, affiliated merchant partners into brand advocates. The platform is specifically designed for brands that sell products or services via large networks of independently owned merchants, such as Alcoholic Beverages with Bars, Professional Cosmetics with Salons, Food Delivery/Table Booking Services with Restaurants…or even franchise owners and their franchisees. GladCloud is headquartered in Dublin, Ireland, and has offices in Amsterdam and Berlin.

Collider is the accelerator driving the future of marketing and sales technology for startups, corporates and investors. We find the very best startups to invest in and scale, bring the right startups solutions at the right time to corporates, and ultimately deliver impressive investor returns. Founded in London in 2012 and also active in Amsterdam since 2017. With over five years of in depth, first-hand experience, one exit and over £13m going into the next generation of marketing and sales startups, we’ve since been listed as one of Europe’s Top Five Seed Accelerators. Our experience means we’ve built the expertise to make the very best investment decisions and add incredible value to our portfolio, to our community of corporates and investors, and to our ecosystem.