Circular Economy Startups

Braven Environmental develops the Braven Reactor Train (BRT), a technology that converts waste plastics into new products, processing nearly 90% of plastics compared to the ~10% handled by mechanical recycling. It operates in the plastics recycling and waste management sector.

1 investor

BrewNature (B-Nature Inc.) builds rapid composting vessels that use proprietary microbial and mechanical technology to convert organic waste into bio-fertilizer in about five days. It serves industrial and community clients such as food producers, colonies, and parks in Canada with closed-loop systems for organic waste management and project design, inspection, and sustainability consulting.

1 investor

Bridge Green Upcycle develops proprietary technology for lithium-ion battery recycling, including battery health monitoring, second-life applications, and the extraction of black mass and precursor materials. The company focuses on end-of-life battery management and the circular economy of the battery ecosystem within the clean energy sector.

1 investor

Bright Feeds converts unwanted or surplus food from companies into nutritious animal feed, aimed at reducing food waste and supporting sustainability goals. It positions its food-manufacturing approach as a way to address climate change and food insecurity while helping clients improve profit margins.

1 investor

Brightplus develops sustainable materials through its BrightBio green chemistry technology, including recyclable textile coatings, renewable-source luxury coatings for perfume and art glass packaging, and bioplastics for applications such as 3D printing filaments. It works with industrial partners across sectors including textiles, energy, wood, and paper to develop biomaterial solutions and turn side streams into usable raw materials.

1 investor

Brightwater Tools develops freeze concentration systems for onsite sanitation and food waste management, turning wastewater into reusable non-potable water and concentrated plant nutrients used as fertilizer. Its technology targets green developers and building projects seeking financially viable onsite water treatment and reuse.

1 investor

Beneficial Reuse Management (BRM) designs beneficial reuse programs that turn industrial by-products and waste streams — such as cement kiln dust, by-product gypsum, foundry by-products, lime, biosolids, and recycled wallboard — into value-added products, operating manufacturing facilities and a US distribution network. The company serves utilities, foundries, water-treatment facilities, and agricultural customers across the continental United States.

1 investor

BTSA develops natural and sustainable ingredients, including natural antioxidant systems, botanical solutions, and functional plant-based active ingredients used to protect formulations, extend shelf life, and fortify products for human and animal use. It offers products such as natural vitamin E (tocopherols), organic antioxidants, and custom antioxidant blends, along with services like colorimetry.

1 investor

Buen Provecho operates a marketplace app in Latin America that connects stores with surplus food to consumers who buy it at discounted prices to reduce food waste. It serves food businesses such as restaurants, bakeries, cafes, supermarkets, and hotels, letting them list and sell leftover or near-expiry products for in-store pickup.

1 investor

Vytal operates a reusable packaging system that manages distribution, return logistics, and tracking for restaurants, events, and venues across multiple markets. The platform uses advanced technology to enable a 99.2% return rate and handles storage, logistics, cleaning, and reporting for sustainable food service operations.

1 investor

Bundles offers subscription plans for household appliances (white goods such as Miele washing machines) and coffee machines, delivering and installing them and charging based on usage rather than ownership. The internet-connected appliances gather usage data to provide maintenance planning, personalized tips, and a pay-per-use circular model for Dutch households.

1 investor

Bureo collects post-consumer fishing nets in partnership with fishing communities and recycles them into NetPlus, a nylon material sold to consumer brands for products such as performance fabrics and hat brims. The company works to reduce ocean plastic pollution while supporting the fishing communities where it operates.

1 investor

Butterfly Foods develops food manufacturing systems and ingredient products—including seasonings, salad and dip toppers, bakery pre-mixes, and pasta sauce and soup mixes—informed by climate and nutrition science. It works with established and emerging food brands to supply ingredients tied to sourcing from Africa, using circular and modular production methods.

1 investor

BuyBackBooth builds AI-powered kiosks for smartphone diagnostics, grading, and valuation, used for trade-ins, repairs, insurance and warranty claims, refurbishing, and recycling. Its hardware and software serve wireless retailers, carriers, insurers, repair shops, refurbishers, recyclers, and marketplaces, with API integration and fleet management for device lifecycle operations.

1 investor

BYBORRE is a textile innovation company that produces custom on-demand knitted textiles for interiors, mobility, and fashion applications. It offers a digital design platform giving clients creative control over textile design, with a focus on traceable materials and product longevity.

1 investor

Bygen produces activated carbon from sustainable materials such as nut shells and sustainably-sourced wood for use across industrial applications. The company operates production facilities domestically and internationally with a focus on minimizing environmental impact and reducing freshwater consumption in the manufacturing process.

1 investor

(Re)vive helps fashion and retail brands recover value from returns, damaged goods, and unsellable inventory through tech-enabled grading, cost-controlled refurbishment, and restocking or liquidation via a gated consumer marketplace. It targets apparel and retail brands looking to reduce losses from unsellable stock.

1 investor

Connected Energy builds scalable energy storage systems that repurpose used EV batteries into second-life energy assets, serving organisations and partners across the UK and Europe. The company operates in the energy storage and cleantech sector.

1 investor

c2renew produces biocomposite compounds from agricultural residuals combined with recycled or virgin plastics. The company serves manufacturers in injection molding and related industries with custom material design and engineering support.

1 investor

CaCO₃ Biotech recovers whole mollusk shells that are byproducts of Quebec's seafood industry and cultures nacre (mother-of-pearl) from them, turning marine coproducts otherwise destined for landfill into usable materials. It supplies natural ingredients for cosmetics, biomaterials, jewelry, and decorative or craft applications, positioning itself as the first company to commercialize such products in North America, with operations in the Gaspésie region.

1 investor

Cambio Roasters is a family-owned company that sells organic specialty coffee in recyclable aluminum K-Cup-compatible pods, marketed as a lower-waste alternative to single-use plastic pods. It operates on a triple-bottom-line model, donating a portion of earnings to coffee farmers living below the poverty line.

1 investor

Canclini is a textile producer founded in 1925 that manufactures high-quality fabrics for shirting, including cotton, technical fibers, wool, linen, and knits, serving apparel manufacturers globally. The company operates multiple brands (Profilo Tessile, BLUE1925, Mida, Olimpia Tessile, and others acquired through C. Tessile S.p.A.) and emphasizes sustainable production with certifications including GOTS, GRS, OEKO-TEX, and BCI.

1 investor

Candam Technologies builds technology-based recycling solutions and works with municipalities, waste managers, and private companies to improve waste management. The company operates in the recycling and waste management sector.

1 investor

Canvaloop uses a closed-loop process to convert agricultural waste into textile-grade fibres, aiming to reduce water use and prevent crop-residue burning. The company sells sustainable fibres to the textile and fashion industry and is developing farm-to-garment traceability for its clients.

1 investor