Circular Economy Startups

Nimbi sells refillable razors and dermaplaners for women, featuring a Body Sculpt system razor with a compostable bio-cartridge and Swedish steel blades. The brand focuses on skin-friendly, plastic-free shaving products sold direct-to-consumer via subscription.

1 investor

Ninyes is an e-commerce company offering summer sale products with a newsletter subscription service that provides discounts and information about campaigns, drops, and recycling initiatives.

1 investor

Nolk acquires and operates direct-to-consumer brands with a focus on sustainability, emphasizing recycled or renewable materials and long-lasting, repairable products. It positions itself around social and environmental performance standards.

1 investor

Nordic Salt Cycle uses molten salt processing to recover critical minerals from battery black mass and other complex feedstocks, aiming to lower the cost and scale of critical mineral recovery. It partners with recyclers, refiners, feedstock owners, OEMs, and industrial groups to strengthen Europe's mineral independence.

1 investor

NORPAC produces recyclable packaging papers and graphic papers, including its Natural Choice line for laser and inkjet printing. It serves commercial, business, and home printing customers as well as corrugators, sheeters, bag makers, and converters, and is now part of International Paper.

1 investor

Norsk Gjenvinning is a circular economy and waste management company that offers waste collection, recycling, and resource recovery services along with digital solutions for customer management and waste reporting. The company serves businesses and organizations across Norway.

1 investor

Northstar Recycling provides managed waste and recycling programs that replace fragmented vendors with a single point of contact, handling vendor selection, logistics, billing validation, and centralized reporting across all waste streams. It serves manufacturers and multi-site businesses aiming to cut costs, improve landfill diversion, and produce audit-ready sustainability and compliance reporting.

1 investor

Nostoc manufactures vermicompost-based products for agriculture and gardening, delivered on-demand across Spain and Portugal. The company promotes organic soil enrichment to increase crop yields and reduce chemical residues.

1 investor

Novaphos develops phosphate processing technology that reuses waste materials from existing processes to produce high-value phosphoric acid with a lower environmental footprint. Its phosphates serve agriculture through fertilizers and support clean energy applications.

1 investor

NovelPlast develops technologies and solutions aimed at improving the sustainability and recyclability of plastics. The company operates in the circular economy and materials space, focused on reducing the environmental impact of plastic waste.

1 investor

Novolex manufactures food, beverage, and specialty packaging for customers across foodservice, restaurant delivery and carryout, food processing, grocery and retail, and industrial sectors. It offers a broad portfolio of packaging products with a focus on material innovation and sustainable alternatives.

1 investor

Novolo develops technology to extend the shelf life and freshness of coffee across the supply chain, serving growers, distributors, and consumers. The company positions its work around reducing coffee waste and improving the coffee lifecycle.

1 investor

Circular offers a subscription service in Singapore that lets customers get the latest devices from major brands, with free damage cover and options to upgrade, swap, renew, or return devices at the end of the term. It positions itself around reuse and refurbishment as part of the circular economy.

1 investor

NOWOS provides certified lifecycle management, diagnostics, and repair services for lithium-ion batteries, serving battery and vehicle manufacturers and mobility fleet operators. Operating factory hubs across Europe (Netherlands, France, UK), it helps businesses extend battery life and meet EU battery regulations.

1 investor

Plastiks verifies plastic recovery and recycling operations using blockchain technology, issuing digital certificates that track plastic collection and conversion into credits. The platform serves organizations and waste recovery entities seeking transparent proof of their recycling and circular economy efforts, with compliance to environmental regulations.

1 investor

NPHarvest develops nutrient-recovery technology that captures nitrogen and phosphorus from wastewater and biogas process streams, achieving high ammonia-nitrogen recovery rates at industrial scale. It targets European wastewater and biogas operators in the water treatment and circular economy sector.

1 investor

NPower builds low-cost nutrient management solutions for farms and wastewater treatment operators, aimed at improving operational efficiency and water quality. The company positions its products around circular economy and food security within the cleantech and agtech space.

1 investor

NuEra Solutions Circulaires develops industrial materials made from recycled plastics to replace traditional materials in demanding applications. Its first product is composite railway sleepers (ties) made from recycled plastic for modern rail infrastructure.

1 investor

AllMade Materials develops industrial composite materials and biomass feedstocks from California tree nut byproducts such as almond shells and orchard wood. Its products include almond shell composite waste carts, agricultural storage bins, and industrial pallets, along with biomass feedstocks in chip, flour, and pellet forms.

1 investor

Nutreets builds aquaponic systems that recover waste heat from industrial facilities and datacenters to grow fish and vegetables in a closed-loop ecosystem. The company serves industrial operators and food retailers by integrating thermal energy recovery with food production, reducing water consumption by 90% compared to conventional agriculture.

1 investor

Nuvoo sells refurbished professional-grade laptops and desktop computers with a two-year warranty and a 30-day return policy, inspected and reconditioned by its own technicians. Aimed at consumers seeking affordable, more sustainable computers, the company operates in Finland and sells around 30,000 computers per year.

1 investor

Nvirovate develops a soy-based, compostable pressure-sensitive adhesive as a plant-derived alternative to petroleum-based label glues used in packaging and shipping labels. The company, which commercialized IP from Oregon State University, targets manufacturers of produce and packaging labels and reports its adhesive generates at least 70% less greenhouse gases than conventional glues.

1 investor

Nyungu manufactures sustainable, plant-based menstrual products using pineapple leaves and corn husk fibers for women and girls, with a social mission to donate products to those who cannot afford them. The company operates in Kenya with a focus on climate-positive production and menstrual health equity.

1 investor

Oak Ridge Waste & Recycling provides commercial waste services, residential garbage pickup, rolloff dumpster rental, and transfer station services to residents and businesses. The company has been acquired by Interstate Waste Services (IWS), which serves communities across New York, New Jersey, and Connecticut, including Fairfield, Litchfield, Westchester, and Putnam counties.

1 investor