21Celsius Ventures

C Wire is a digital advertising platform that focuses on delivering effective advertising campaigns while prioritizing user privacy. The company is supported by over 30 media agencies and collaborates with more than 300 prominent publisher websites across several countries, including Germany, France, Italy, Switzerland, Austria, and Serbia. C Wire provides a diverse array of advertising formats, including video, post, and podcast products, designed to meet various client objectives and enhance campaign performance. To address growing privacy concerns, the platform utilizes AI-driven alternative data to create contextually relevant advertisements. With a dedicated team of 18 professionals operating across three countries, C Wire is actively preparing for its entry into the US market in 2025.

POP UP SHOPS is an online marketplace for short-term retail space and connects landlords with innovative brands, companies, designers and artists looking for space to sell. From a booth at a street fair, to a shop-in-shop inside a chique boutique, to a entire flagship store on a busy shopping street – we optimize the rental process. Discover Pop Up Shops in your city and around the world. Launch your idea within days, test your products in multiple cities within a short time. POP UP SHOPS makes it possible. We make retail space more accessible and foster local economies by empowering new, emerging and established companies.

POP UP SHOPS is an online marketplace for short-term retail space and connects landlords with innovative brands, companies, designers and artists looking for space to sell. From a booth at a street fair, to a shop-in-shop inside a chique boutique, to a entire flagship store on a busy shopping street – we optimize the rental process. Discover Pop Up Shops in your city and around the world. Launch your idea within days, test your products in multiple cities within a short time. POP UP SHOPS makes it possible. We make retail space more accessible and foster local economies by empowering new, emerging and established companies.