Startup Wise Guys
Startup Wise Guys is an accelerator and early-stage program based in Tallinn, Estonia, founded in 2012. It runs intensive up to five-month programs that validate and develop products and prepare founders to sell to business customers, culminating in demo days before venture capitalists and angel investors. The company focuses on B2B software as a service, fintech, cybersecurity, sustainability, and related tech sectors across Europe, and has accelerated more than 300 startups with a startup survival rate above 80%. It operates with a network of over 200 mentors who guide startups through product validation, market entry, and fundraising, and maintains a 300+ startup alumni community spanning more than 40 countries, with ongoing alumni events for business development and fundraising.
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Past deals in Recycling
ZeroW
Seed Round in 2025
ZeroW recovers textile waste and transforms it into valuable, eco-friendly products such as accessories, clothing, and furniture. They collaborate with artisans for co-designing these products, supporting local economies.
Birl
Pre Seed Round in 2024
Birl is a technology company that facilitates a sustainable fashion ecosystem. It enables customers to exchange unwanted clothing for store credit on partner brand websites, reducing textile waste. Birl's platform also offers brands new revenue streams, enhanced customer loyalty, and comprehensive resale management, including logistics and technology, allowing brands to focus on their core business.
Evening
Pre Seed Round in 2023
Evening specializes in digitizing retail receipts to minimize environmental pollution. By converting physical receipts into digital data, Evening enables consumers to access their purchase history conveniently while helping merchants and corporations gain insights from SKU-level data.
Trashify
Pre Seed Round in 2023
Trashify is a company that specializes in creating a recycling platform aimed at enhancing the precision of waste tracking. Its innovative platform allows clients to monitor, record, and manage waste data effectively, facilitating compliance with material recovery criteria. By employing automated sorting and segregation at the source, Trashify increases the availability of actionable data, thereby eliminating uncertainties in the waste-tracking process. This approach empowers clients to optimize their waste management strategies and achieve their recycling goals more efficiently.
Minthive
Pre Seed Round in 2022
Minthive partners with refurbishment companies to collect and analyze data about the origin, repair history, and condition of devices. This empowers customers to make informed decisions when purchasing refurbished electronics.
Effa
Pre Seed Round in 2022
Effa develops eco-clean disposable hygiene products that replace plastic analogs with paper-based, recyclable solutions to reduce pollution. The products combine recycled paper components with corn-starch laminates and other environmentally friendly materials, and incorporate nylon designed to decompose quickly, offering an easy-to-use, affordable, and stylish option for personal hygiene.
Ringy
Venture Round in 2022
Ringy operates an online marketplace for refurbished electronics and supplies professionally refurbished devices backed by a 12-month warranty. By refurbishing and recycling old devices, it seeks to reduce the need for raw materials and lower CO2 emissions, delivering a cheaper, greener option for consumers. The platform connects retailers with customers throughout the product life-cycle, supporting reuse and extended device lifespans.
Scrapays
Venture Round in 2022
Scrapays is a cleantech startup that facilitates the recovery of recyclable waste through a decentralized network. It connects waste producers (individuals and enterprises) with recycling businesses, enabling on-demand material recovery services. Scrapays uses integrated offline and online technology to manage this network, ensuring efficient collection and rewarding all partners based on kilograms recovered.
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 technology company focused on optimizing printing processes for printing houses. By expanding the concept of pintables into previously unused printing spaces, Pagerr's innovative technology allows for the reuse of paper that would otherwise be discarded. This approach enables the printing of products such as books, posters, and pamphlets using only the leftover portions of a sheet of paper. By promoting zero wastage and full utilization of resources, Pagerr helps clients minimize waste and reduce operational costs, ultimately enhancing the efficiency of the printing industry.
Ringy
Pre Seed Round in 2021
Ringy operates an online marketplace for refurbished electronics and supplies professionally refurbished devices backed by a 12-month warranty. By refurbishing and recycling old devices, it seeks to reduce the need for raw materials and lower CO2 emissions, delivering a cheaper, greener option for consumers. The platform connects retailers with customers throughout the product life-cycle, supporting reuse and extended device lifespans.
Effa
Pre Seed Round in 2020
Effa develops eco-clean disposable hygiene products that replace plastic analogs with paper-based, recyclable solutions to reduce pollution. The products combine recycled paper components with corn-starch laminates and other environmentally friendly materials, and incorporate nylon designed to decompose quickly, offering an easy-to-use, affordable, and stylish option for personal hygiene.
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