Circular Economy Startups

Salubata makes wearable art shoes from repurposed ocean plastic waste, combining sustainable materials with fashion design.

1 investor

Sana Packaging is a full-service supplier of custom cannabis packaging made from plant-based hemp plastic, reclaimed ocean-bound plastic, recycled, and traditional materials, serving cannabis brands and manufacturers. The company handles design, custom printing, and labeling with a focus on sustainability and circular economy principles, and manufactures in the USA.

1 investor

SATEBA manufactures precast concrete products for rail infrastructure and drainage systems across Europe. The company serves railway operators and infrastructure projects with a focus on sustainable solutions and circular economy practices.

1 investor

Sav Circuit manufactures solar-powered cold chain equipment for smallholder farmers in Africa, offering hybrid milk chillers and related cooling products to help preserve perishable goods and improve agricultural value chains.

1 investor

Save repairs devices such as smartphones with broken screens or worn batteries and sells refurbished phones from brands including Apple, Samsung, and Xiaomi. It operates a retail chain in France focused on repairing and reselling smartphones, computers, and other tech products.

1 investor

Save Market buys back companies' used IT hardware — smartphones, computers, and tablets — handling logistics, certified data erasure (including physical destruction) and audit reporting. It resells or recycles the equipment through certified partners, serving business clients in an IT asset disposition and circular economy model.

1 investor

Save The Duck is a fashion/apparel company that offers digital product passports for its garments, enabling customers to access verified information about product origins and care instructions. The company supports circular economy practices through partnerships for resale and donation programs.

1 investor

Scanacon provides process technologies and knowledge-based services for acid management, solids filtration, acid-metal separation and analysis used in finishing processes for stainless steel, titanium, zirconium and specialty alloys. It serves primary metal producers, electro refiners and the steel and specialty alloy industries worldwide.

1 investor

Scanbio collects seafood waste from wild and farmed fisheries and recycles it at facilities into bioenergy and animal feed products for sale to customers across more than 20 countries. The company operates recycling infrastructure and collection vessels in Northern Europe with a focus on circular resource utilization from the fishing industry.

1 investor

Scandza is a Scandinavian consumer brands company that acquires and operates iconic Nordic food and beverage brands including snacks and dairy products. The company focuses on maintaining Scandinavian ownership and quality while emphasizing sustainability and child-safe food standards.

1 investor

SCD Probiotics develops a fermentation-based biological platform that grows multiple microbial strains together into consortia to produce probiotics and microbial biochemicals. Its products serve applications ranging from gut and home health to industrial uses such as leather processing, offering bio-based, non-toxic alternatives to petroleum-based chemicals.

1 investor

Nuvin produces dried egg ingredients and functional egg-based solutions—including whole egg, yolk, egg white, binders, and eggshell membrane products—for pet food manufacturers. It valorizes side streams from human food processing and offers R&D support through its Innovation Center for dry foods, wet foods, and treats.

1 investor

SchrottBienen provides logistics and disposal services for SHK (heating/plumbing) trades in Germany, handling the removal and dismantling of old heating systems, transport and placement of new equipment, and disposal of scrap metal, rubble and packaging waste, along with digital disposal certificates. The service, offered in fixed packages across core German regions, aims to relieve tradespeople during heating system replacements and the heat transition.</parameter> <parameter name="founders">[]

1 investor

Schüttflix operates a digital marketplace and logistics platform that connects construction companies, building material suppliers, waste management companies, and carriers for the supply, transport, and disposal of bulk construction materials and mineral waste. It also runs its own recycling centers and uses material flow data to support recycling and a circular economy in the construction sector.

1 investor

Schüttflix operates a digital platform and app connecting construction firms, building-material suppliers, waste disposers, and haulage companies for ordering bulk materials, fuels, transport, and disposal of mineral construction waste. Through the Schüttflix Group it combines the platform with its own recycling hubs and fleet to process demolition material into secondary raw materials, focused on circular economy in the construction sector in Europe.

1 investor

Sci-Lume Labs is a materials science company that converts natural waste into drop-in, sustainable materials, including an apparel fiber aimed at helping the textile industry move away from fossil-based inputs.

1 investor

Science Care operates a non-transplant tissue banking program that partners with medical researchers and educators, enabling donor contributions for medical research, education, and product development. Founded in 2000, the organization manages donation programs while prioritizing donor dignity, ethical practices, and industry standards.

1 investor

Scrap-It is a digital platform that connects waste management and debris removal service providers with customers, using proprietary technology for real-time tracking and job scheduling. The company operates as a marketplace leveraging a network of small trade partners to handle debris removal and recycling services for green-conscious clients.

1 investor

Sharewares supplies reusable foodware such as cups, cutlery, plates, and takeout containers, offered as part of a reuse system to reduce single-use disposables. Its product lineup targets events and food service operations.

1 investor

Seaesta Surf is a children's apparel brand that produces organic cotton t-shirts and swimwear designed for young surfers and outdoor enthusiasts. The company focuses on earth-conscious manufacturing using sustainable materials and low-impact production practices.

1 investor

Develops SeaLumber, a composite building material made from macroalgae (sargassum), agricultural fibers, and recycled polymers as a durable, rot- and pest-resistant alternative to wood. Targets builders, manufacturers, and developers for use in construction, infrastructure, and outdoor applications such as fencing, pallets, decking, and panels.

1 investor

Seaweedland develops land-based seaweed cultivation facilities using advanced farming technology and precision methods to produce seaweed sustainably at scale. The company partners with Hortimare to combine expertise in seaweed breeding and lifecycle management with commercial-scale farming operations.

1 investor

SeaWoof makes eco-friendly dog collars and leashes produced from recycled ocean plastic using a zero-waste, circular supply chain. It sells sustainable pet accessories directly to dog owners seeking alternatives to single-use plastic products.

1 investor

SecondShop is a Canadian appliance retailer specializing in discounted open-box, overstock, and scratch-and-dent home appliances from major brands, with warranties and financing options. The company serves budget-conscious Canadian consumers seeking premium appliances at 30–60% below retail prices.

1 investor