Circular Economy Startups

Mast combines forest restoration with biomass burial to remove carbon and restore wildfire-affected landscapes. The company operates as an end-to-end reforestation provider, managing seed selection, seedling cultivation, and carbon sequestration across its owned nurseries and project sites.

11 investors

Modern Meadow develops animal-free, bio-fabricated leather alternatives using synthetic biology and material science for the fashion, interiors, and automotive industries. Its flagship product, INNOVERA™, is engineered from plant-based proteins, biopolymers, and recycled materials to replicate leather performance while maintaining high renewable carbon content.

11 investors

Moment Energy repurposes retired electric-vehicle batteries into second-life energy storage systems, sourcing used batteries from automakers like Nissan and Mercedes-Benz for off-grid and grid energy applications. Founded in British Columbia, the company operates battery-repurposing facilities and deploys its storage systems for remote sites and camps.

11 investors

pH7 Technologies develops a proprietary electrochemical closed-loop process for extracting critical metals and minerals — including platinum group metals, gold, copper, and tin — from primary and secondary resources with lower energy, water, and environmental impact. It serves miners, recyclers, and industrial operators supporting the transition to renewable energy and electrification.

11 investors

Rebag is an online marketplace for luxury designer goods, including handbags, accessories, watches, jewelry, apparel, and shoes with options to buy and sell pre-owned items.

11 investors

Refurbed operates an online marketplace for refurbished electronics, where independent refurbishers sell reconditioned devices to consumers with warranty and return guarantees. The company positions refurbished products as a more environmentally friendly alternative to new devices.

11 investors

Trove operates a platform for brand resale and recommerce, enabling iconic brands to sell returned and excess inventory through secondary markets. The company serves retailers and brands seeking to monetize unsold inventory while supporting circular economy practices.

11 investors

AMP builds AI-powered automated sorting systems for waste recycling infrastructure, enabling material recovery and improving separation purity for recycling facilities globally. The company's technology modernizes recycling operations by increasing efficiency, worker safety, and the economic viability of material recovery.

10 investors

BrewBird manufactures single-serve coffee brewers that use whole-bean pods designed for office environments, partnering with specialty roasters like Equator and Sightglass. The company produces fully compostable pods and delivers café-quality coffee through a patented pour-over brewing method.

10 investors

Dispatch Goods operates a reverse logistics platform that enables businesses to implement reusable container systems and circularity in their operations. The company serves restaurants and other businesses seeking to reduce waste from single-use products.

10 investors

Earth Funeral offers soil transformation as an eco-friendly alternative to traditional funerals, operating soil transformation facilities and combining soil science with software to provide end-of-life services. The company serves families arranging sustainable end-of-life care in the United States.

10 investors

Imagin Dairy produces plant-based dairy proteins designed to replicate the flavor, nutrition, and texture of traditional dairy while minimizing environmental and animal welfare impacts. The company serves consumers seeking sustainable dairy alternatives.

10 investors

NFW (Natural Fiber Welding) develops plant-based, plastic-free materials including a leather alternative (MIRUM), engineered textiles (CLARUS), footwear outsoles (PLIANT), and biobased foam (TUNERA) for use by fashion, footwear, and consumer brands. The company partners with brands such as BMW, Patagonia, Allbirds, and Stella McCartney to make lower-carbon, circular products.

10 investors

Notpla makes packaging products from seaweed and plants as an alternative to single-use plastic. The company positions its work around sustainable materials and circular-economy packaging solutions.

10 investors

Rent the Runway is a fashion rental service that lets consumers rent designer clothing — including dresses, tops, trousers, maternity wear, and blazers — from brands such as Sea New York, Ulla Johnson, and BOSS. It also offers exclusive designer collaborations produced with labels like Jason Wu and Prabal Gurung.

10 investors

Rheaply provides a platform that enables organizations to create sharing economies by connecting users with underutilized workplace resources, allowing goods and materials to find new uses rather than be discarded. The company applies circular economy principles across industries to help organizations source goods more efficiently while reducing waste.

10 investors

Freedom Rave Wear operates a branded resale platform for pre-loved rave fashion, enabling peer-to-peer and off-price sales of both customer items and brand-direct inventory. The program supports sustainability and community engagement within the rave wear market.

10 investors

Xampla is a materials innovation company that develops Morro plant-based polymer materials as biodegradable, home-compostable alternatives to polluting plastics. Its products include nutrient microencapsulation, soluble and edible films, and coatings for food, beverage, homecare, personal care, and FMCG packaging applications.

10 investors

ZymoChem develops bio-based materials using proprietary Carbon Conserving (C2) microbes that convert renewable feedstocks into high-value materials with increased yields. Its biodegradable materials target industries including personal hygiene, fashion and apparel, and coatings, aiming to reduce reliance on fossil-based sources and microplastics.

10 investors

Bevi manufactures smart beverage dispensers with advanced water filtration that serves businesses and organizations seeking to reduce single-use plastic waste. The company creates functional drink options by purifying tap water and offering still, sparkling, flavored, and functional beverage options.

9 investors

Carbo Culture develops carbon removal technology leveraging natural processes combined with advanced engineering to remove carbon dioxide from the atmosphere at scale. The company operates as a project developer focused on climate mitigation solutions for global carbon removal markets.

9 investors

Circulor provides digital product passport infrastructure and supply chain traceability solutions designed for regulatory compliance with EU sustainability requirements. The company supports manufacturers in building data processes, authentication, and storage systems aligned with European Digital Product Passport standards.

9 investors

GALY develops biocrafted alternatives to conventionally extracted materials like cocoa and cotton, positioning grown products as sustainable replacements for industries reliant on extractive supply chains.

9 investors

Misfits Market is an online grocery delivery service that rescues and delivers surplus produce and other food products that would otherwise be wasted due to cosmetic imperfections or supply chain inefficiencies. The company serves cost-conscious consumers seeking discounted, sustainable groceries while reducing food waste across the supply chain.

9 investors