Circular Economy Startups

ExtraBold develops and sells domestically produced large-format, high-speed pellet-based 3D printers (additive manufacturing machines) that use recycled and waste plastics as feedstock. The company also offers membership-based services giving access to its systems and resources, focused on plastic recycling and 3D digital manufacturing in Japan.

1 investor

f3nice develops and re-engineers advanced materials, focusing on recycling metal scrap into high-quality metal powders and wires (feedstock) for additive manufacturing. It also offers sustainability assessment (LCA), circular design, consulting, and training services to companies adopting additive manufacturing.

1 investor

Faerch supplies recyclable rigid food packaging for various food categories, with integrated recycling capabilities. The company serves food producers and retailers globally with solutions designed to preserve freshness, extend shelf life, and reduce food waste.

1 investor

Faircado is a shopping app and browser extension that aggregates second-hand offers from multiple online marketplaces, showing users pre-owned alternatives with price comparisons while they browse. It serves consumers looking to buy second-hand goods such as clothing and electronics, and is live in 12 European countries.

1 investor

FAIRMAT uses proprietary recycling technology, robotics, software, and AI to turn carbon fiber waste into new advanced materials for industries including sports, mobility, energy, and aerospace. The company operates industrial plants and focuses on keeping valuable materials out of landfills through a full-loop materials ecosystem.

1 investor

Fairown provides technology that helps brands offer their products through subscription and financing models to support circular, waste-conscious consumption. It works with brands across the Baltics, Scandinavia, and the UK.

1 investor

Fairphone builds smartphones and audio devices such as wireless earbuds and headphones designed for longevity, repairability, and recycling, along with a trade-in and rewards program encouraging longer device use. It sells directly to consumers who want durable, sustainable consumer electronics.

1 investor

FarmInsect provides farmers with modular insect-rearing systems and a weekly young-larvae subscription to produce insect protein on-farm as part of a regional circular-economy cycle. The company supplies and operates the facilities, adapts feed from local residual materials, and buys back the fattened larvae to sell as a sustainable protein source to the animal feed and pet food industries.

1 investor

Farm To Summit makes small-batch, dehydrated meals for outdoor and backcountry use, sourced from local farms and made with upcycled produce packaged in compostable pouches. The company is based in Durango, Colorado.

1 investor

FASAL WOOD develops and manufactures materials and products from renewable resources, focusing on thermoplastic processing of wood via extrusion and injection molding. It offers project management from product drawings through mold construction to the finished product, with all processes and products protected by patent.

1 investor

Fazla builds technology-based services that help companies reduce and manage surplus products and waste across categories like food, textile, packaging, and chemicals, connecting suppliers of surplus goods with parties that can reuse them in a circular economy. It serves manufacturers, distributors, retailers, the food-service sector, and individual consumers across the supply chain, and is based in Turkey.

1 investor

Feltwood makes a plant-fiber composite material from agricultural and vegetable waste, produced without chemicals, adhesives or binders, as a recyclable and biodegradable alternative to plastic. The material can be used across multiple industries for products traditionally made from plastic, wood or cardboard.

1 investor

Fenyx provides digital inventory management and sustainable office solutions for companies, handling furniture cataloging, valuation, responsible disposition, and turnkey office setup combining existing inventory, refurbished, and new furnishings.

1 investor

Ferguson's Treatos makes air-dried, single-ingredient dog treats and chews using meat offcuts from the Australian meat and seafood supply chain that would otherwise go to waste. The products are Australian made, grain-free and preservative-free, sold direct to consumers who own dogs.

1 investor

Fermenstation produces ethanol by fermenting and distilling organic rice cultivated on fallow land in Oshu, Iwate Prefecture, using no pesticides or chemical fertilizers. The company operates a zero-waste circular business model, using fermentation residue as cosmetic ingredient and animal feed, with animal waste returned to fields as fertilizer.

1 investor

FiberFlow has developed a process that separates blended post-consumer and post-industrial textile waste into single-fiber fractions such as polyester, cellulose, polyamide, polypropylene, acrylic, and elastane, reaching purity levels up to 99%. The output is intended as sample material for recycling companies running chemical, thermo-mechanical, or biological processes.

1 investor

Fiberdom develops Duranova, a wood fiber-based supermaterial made from a small set of natural ingredients using a patented functionalization process, offering a durable, recyclable, and home-compostable alternative to plastics. The material is engineered for use across multiple industrial applications seeking plastic-free, circular solutions.

1 investor

Fibtray develops patented food packaging trays made from natural cellulosic fiber as a recyclable alternative to multilayer plastic for modified atmosphere packaging (MAP). The heat-sealable trays target food producers and distributors packaging meat, fish, salads, fruits, vegetables, and prepared meals, aligned with the European PPWR sustainable packaging regulation.

1 investor

Ficha characterizes the quality of waste across different environments, providing granular data to improve sorting and collection performance across a territory. Its tools let residents track and earn rewards for recycling while collection operators monitor pickups and analyze truck contents to direct field ambassadors.

1 investor

FieldFactors provides end-to-end rainwater management systems that capture, treat, and reuse rainwater locally to protect cities from flooding and replenish aquifers. It serves project developers, facility managers, and corporate sustainability teams across industries, sports facilities, and urban developments in the water resilience and cleantech sector.

1 investor

Fiksuruoka is an online marketplace that sells surplus and near-expiration food products, cleaning supplies, and other goods at discounted prices to reduce food waste.

1 investor

Filabot builds desktop and industrial filament extrusion systems that turn plastic pellets, regrind, and recycled plastic into 3D printing filament. Its products serve material developers, researchers, educators, and small-scale manufacturers looking to produce custom filament in-house.

1 investor

Finisterre designs and sells outdoor and technical apparel and gear with a focus on sustainable, responsible manufacturing. A B Corp certified brand rooted in Cornwall, it also runs a repair and resale program for used products.

1 investor

Finloup is a Greek fintech that leases technology devices — such as laptops, smartphones and tablets — to businesses, from freelancers to larger companies, on flexible monthly plans. Leasing includes accident-damage coverage (f-protect), replacement devices, and end-of-term options to upgrade, return or buy out the equipment, with a focus on the Greek market.</parameter> <parameter name="founders">[]

1 investor