Circular Economy Startups

Amlon Group processes liquid waste, reclaims metals, and provides tank and equipment washout services for responsible waste management. The company focuses on recovering valuable materials while reducing waste and minimizing hazardous environmental impact.

1 investor

AMSilk develops biogenic silk protein materials designed with AI-powered protein design and produced through precision fermentation, aimed at replacing conventional materials with lower-impact alternatives. The company positions its products as high-performance, sustainable materials for various industrial applications.

1 investor

Amwaste provides commercial and residential waste services including curbside garbage collection, roll-off dumpsters, front-load dumpsters, portable toilet rentals, and curbside recycling, and operates landfills and transfer stations. It serves cities and counties across Alabama, Georgia, and Louisiana.

1 investor

Galway-based community bike workshop offering DIY repair classes, servicing, and repairs, along with school and corporate cycling programmes. It runs a bike repair and reuse initiative aimed at building a social circular economy around cycling.

1 investor

Anaghe Atelier makes made-to-order clothing and accessories, including designer sweatshirts, vintage printed and graphic tees, and Apple Watch bands, card cases, and key fobs crafted from upcycled luxury handbags. The studio sells direct to consumers with an emphasis on on-demand production and upcycling for sustainability.

1 investor

Ananas Anam converts waste pineapple leaves into eco-friendly textiles, sold as an alternative to traditional materials for the fashion industry. Its material has been used by brands such as Nike, Hugo Boss, Zara, and Carolina Herrera.

1 investor

Anferra processes hazardous grinding sludge from steel manufacturing into high-purity iron chloride used for water treatment, while recovering hydrogen and recyclable alloys. The Sweden-based company focuses on industrial circularity and turning steel waste into reusable resources.

1 investor

A Spanish nonprofit organization that recovers abandoned olive groves in rural Oliete (Teruel) by matching individual sponsors ("godparents") with century-old olive trees, producing artisanal olive oil and vegetable preserves while supporting local agriculture and community development.

1 investor

Apex Waste Solutions offers waste removal and recycling services for residential neighborhoods, businesses, and communities, with a focus on environmentally conscious and cost-effective practices. The company operates across Colorado.

1 investor

Apple Valley Waste provides residential, commercial, and construction waste management services, including trash pickup, garbage disposal, recycling, and roll-off dumpster rentals. It serves home, business, and jobsite customers across West Virginia, Maryland, and the D.C. metro area.

1 investor

AquaFood uses patented pH-shift and cold-processing technology to convert fishing industry sidestreams (such as heads, frames, and skins, primarily from salmon) into premium food ingredients including protein mince, marine collagen, and virgin fish oil. It targets food producers and ingredient buyers, positioning its products for applications spanning food manufacturing, supplements, cosmetics, and pharmaceuticals.

1 investor

AquaOrganix converts food waste into natural, nutrient-rich biostimulants and regenerative fertilizers for agricultural use. The company serves farmers seeking to increase crop yields and soil health while reducing environmental impact through sustainable, chemical-free plant care products.

1 investor

Aquature develops a microbial electrolysis platform that converts industrial wastewater and effluents into hydrogen and other green chemicals. It targets industrial customers seeking to recover resources and reduce carbon in the water treatment and clean chemicals sector.

1 investor

ARC provides commercial waste compactors to businesses through nationwide rental and purchase programs, including local installation, staff training, and ongoing service. The company positions its equipment as a way for businesses to reduce waste removal costs and odor.

1 investor

Archway Pet Food produces dog food using invasive Asian Carp as a hypoallergenic protein source, turning an environmental problem into a sustainable pet food product.

1 investor

Ardagh Metal Packaging (AMP) manufactures recyclable metal beverage cans for beverage brand owners, operating 23 production facilities across Europe, North America, and Brazil. It is an operating business of Ardagh Group and positions itself as a pure-play metal beverage can producer.

1 investor

Aries Clean Technologies develops waste conversion and gasification technology for processing materials such as biosolids and sludge into cleaner outputs. The company operates in the cleantech and waste management sector.

1 investor

ARMEDANGELS is a fashion brand offering sustainable clothing for women and men, including t-shirts, socks, and other apparel made with materials such as TENCEL. The company positions itself around producing garments with reduced environmental impact and encouraging lifestyle changes to counter climate change.

1 investor

Arrowhead Landfill, a Waste Connections company, operates a high-capacity waste disposal facility in the United States that relies primarily on rail transport to receive waste from customers across 33 states. It serves waste generators across a range of industries and emphasizes environmental protection and regulatory compliance.

1 investor

ASQI provides climate-smart agriculture solutions centered on biochar and soil health, serving smallholder farmers in India through a technology platform combining blockchain traceability, AI disease management, IoT soil testing, and satellite monitoring. The company transforms agricultural waste into enhanced biochar compost while enabling carbon credit generation and marketplace access for farmers.

1 investor

AST builds integrated infrastructure that converts difficult waste streams into clean power, renewable fuels, heat, circular materials and stored energy through a connected system of seven processing platforms coordinated by a digital operating layer called AST Mind. It serves project developers, municipalities and investors, with projects in Israel, India and the United States.

1 investor

Skytech Global provides IT equipment procurement, IT service renewals, and IT Asset Disposition (ITAD) and refurbishment services. It offers hardware purchasing, service extension, and asset disposal for IT customers.

1 investor

ATC is an independent remanufacturer of OES and aftermarket powertrain and drivetrain components for ICE, HEV, and BEV vehicles, restoring used automotive parts to like-new condition through disassembly, inspection, and testing. It serves automotive OEM and aftermarket customers worldwide from 20 locations across four continents.

1 investor

Atlas Disposal provides residential, commercial, and industrial waste and recycling services, including short- and long-term dumpster rentals in various bin sizes and customized solutions for high-volume waste. It serves customers across California, Utah, and Arizona.

1 investor