Startup Wise Guys

Startup Wise Guys, established in 2012 and headquartered in Tallinn, Estonia, is a leading early-stage investor and accelerator in the Central and Eastern European (CEE) region and the Nordics. It offers a world-class, up to five-month accelerator program focused on validating, developing, and selling products to business customers, with a particular interest in Sustainability, B2B SaaS, Fintech, Cybersecurity, and XR sectors. The program, supported by over 200 international and local mentors, has accelerated more than 300 startups, with an 80% success and survival rate, and 11 major exits. Post-program, startups join an alumni community of over 300 startups across 40 countries, gaining access to invite-only events for business development and fundraising support.

Alexandra Balkova

Partner

Attila Hudecz

Managing Director, Sustainability

Franziska Kolk

General Partner Africa

Andrea Orlando

Partner

Peter Sandberg

Venture Partner

Past deals in Recycling

Zerow

Seed Round in 2025
Zerow operates a sustainable management marketplace focused on reducing material waste in the luxury industry. The company provides solutions for recovering waste and transforming it into valuable products, primarily in the categories of accessories, clothing, and furniture. By co-designing these products with artisans, Zerow leverages their expertise and supports the local economy. Additionally, the platform facilitates the buying and selling of excess leather and fabrics, offering logistical support and material traceability. This enables companies to monitor the environmental impact of material reuse and promotes sustainability within a circular economy.

Evening

Pre Seed Round in 2023
Evening is a company that focuses on digitizing retail receipts to reduce environmental pollution and enhance data accessibility for consumers. By converting physical receipts into digital formats, Evening aims to diminish the ecological impact associated with paper waste. The company utilizes SKU-level data to develop services that provide actionable insights for consumers, merchants, and corporate clients. This approach not only helps in minimizing pollution but also empowers users with valuable information regarding their purchases, thereby fostering a more informed consumer base.

Trashify

Pre Seed Round in 2023
Trashify is a company focused on enhancing recycling efforts by creating a platform that improves waste tracking accuracy. Its solution enables clients to monitor, record, and manage waste data effectively, allowing them to meet material recovery standards. By employing automated sorting and segregation at the source, Trashify increases the availability of actionable data, eliminating uncertainty in the waste management process. This innovative approach supports clients in optimizing their recycling programs and achieving their sustainability goals.

Minthive

Pre Seed Round in 2022
Minthive is a prominent provider of transparent historical device reports for refurbished electronics, collaborating with refurbishment companies to gather and analyze data related to the origin, repair history, and condition of devices. Their certification platform facilitates the creation of a digital product passport for consumer electronics, which tracks data throughout the product life cycle. This approach simplifies the application of Marginal VAT and enhances the sharing of information among businesses. By improving the accuracy and ease of these processes, Minthive contributes to the circular economy and promotes sustainability in the electronic goods sector, ultimately empowering customers to make informed purchasing decisions when acquiring refurbished products.

Effa

Pre Seed Round in 2022
Effa is dedicated to combating global plastic pollution through the development of fully recyclable and renewable paper-based hygienic products. The company focuses on creating eco-friendly disposable items that serve as alternatives to traditional plastic products. One of its notable innovations is a toothbrush designed with a minimalist aesthetic, featuring components made from a unique nylon that decomposes quickly with minimal environmental impact. Additionally, parts of the toothbrush are constructed from recycled paper and are coated with an environmentally friendly lamination derived from corn starch. This approach allows Effa to provide consumers with accessible, affordable, and stylish hygiene solutions while promoting sustainability and reducing plastic waste.

Ringy

Venture Round in 2022
Ringy operates an online marketplace specializing in refurbished electronics, offering a sustainable alternative to purchasing new devices. The company emphasizes the environmental benefits of its business model, which aims to reduce resource extraction and lower CO2 emissions by refurbishing and recycling old electronics. All devices are professionally refurbished and come with a 12-month warranty, ensuring reliability for users. In addition to selling devices, Ringy provides tools for communication, allowing agents to make calls, send SMS, and emails via an internet connection. Features such as discreet coaching during calls and easy collaboration for sales teams enhance the user experience. By focusing on refurbished products, Ringy not only offers cost-effective options for end-users but also promotes a greener approach to electronics consumption.

Scrapays

Venture Round in 2022
Scrapays is a clean-tech startup focused on enhancing recycling through technology and finance. It assists urban recycling businesses, including collectors and agents, by offering on-demand material recovery services to waste producers, such as individuals and enterprises. The company operates a decentralized recovery model that utilizes an integrated technology platform, including USSD, IoT, web, and mobile applications, enabling a quick recovery cycle for recyclable materials. Scrapays empowers users to create self-managed businesses, allowing them to earn commissions based on the weight of recovered recyclables. Individuals can become local collectors or host collection outlets, effectively monetizing their recyclable waste. The platform also facilitates a network of micro-businesses, enhancing efficiency in managing scrap materials and generating collection traffic. Through this model, Scrapays aims to optimize the recycling process while rewarding all partners involved in the recovery chain.

EcoPetBox

Pre Seed Round in 2021
EcoPetBox offers a disposable litter tray that is environmentally friendly and good for pets. The company was founded in 2019.

Pagerr

Pre Seed Round in 2021
Pagerr is a company that specializes in innovative printing technology aimed at optimizing the use of paper in printing processes. By focusing on zero wastage, Pagerr enables printing houses to maximize the utility of each sheet of paper by utilizing the unused portions, which would typically be discarded. This approach not only reduces waste but also helps clients save money on printing costs. Their technology allows for the production of various printed materials, such as books, posters, and pamphlets, effectively transforming empty printing spaces into productive resources.

Ringy

Pre Seed Round in 2021
Ringy operates an online marketplace specializing in refurbished electronics, offering a sustainable alternative to purchasing new devices. The company emphasizes the environmental benefits of its business model, which aims to reduce resource extraction and lower CO2 emissions by refurbishing and recycling old electronics. All devices are professionally refurbished and come with a 12-month warranty, ensuring reliability for users. In addition to selling devices, Ringy provides tools for communication, allowing agents to make calls, send SMS, and emails via an internet connection. Features such as discreet coaching during calls and easy collaboration for sales teams enhance the user experience. By focusing on refurbished products, Ringy not only offers cost-effective options for end-users but also promotes a greener approach to electronics consumption.

Effa

Pre Seed Round in 2020
Effa is dedicated to combating global plastic pollution through the development of fully recyclable and renewable paper-based hygienic products. The company focuses on creating eco-friendly disposable items that serve as alternatives to traditional plastic products. One of its notable innovations is a toothbrush designed with a minimalist aesthetic, featuring components made from a unique nylon that decomposes quickly with minimal environmental impact. Additionally, parts of the toothbrush are constructed from recycled paper and are coated with an environmentally friendly lamination derived from corn starch. This approach allows Effa to provide consumers with accessible, affordable, and stylish hygiene solutions while promoting sustainability and reducing plastic waste.
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