/Companies

Circular Economy Startups

2,549 companies tagged Circular Economy, with their investors and founders.

Shiperise

Shiperise guides investors and businesses in allocating resources to meaningful and transformative projects, with a focus on responsible innovation and sustainable initiatives. The company works to connect capital with ventures that balance economic growth with environmental and community well-being.

1 investor

SilicoLife

SilicoLife uses AI and biological technology to produce pure, sustainable ingredients for industrial applications. The company focuses on making ingredient production more efficient, ethical, and accessible.

1 investor

Simplyfined

Simplyfined develops a catalytic process to standardize renewable plant oils so they can replace petroleum in catalytic chemical reactions, enabling more sustainable chemical production. Its output serves manufacturers of consumer and industrial goods such as shampoos, mattresses, printer inks, lubricants, and surface coatings.

1 investor

Sinba

Sinba is a Peruvian circular economy company that trains organizations, collects their waste, and transforms it into raw material. It serves businesses, events, schools, universities, and organizations of all sizes across Peru.

1 investor

Singular Solutions Inc.

Singular Solutions manufactures BioSustainable additives, compostable compounds, and functional masterbatches for plastic applications, along with custom development and laboratory testing services. The company also designs and manufactures dosing systems for plastics and chemicals, and recycling systems for film and trim recovery.

1 investor

Sip Slide

SipNShut makes reclosable, spill-proof aluminum can lids that drop into existing high-speed canning lines, aimed at beverage brands across categories such as water, energy drinks, beer, seltzers, wine, and CBD/THC drinks. The product offers a fully recyclable alternative to plastic packaging with the reclosability of plastic lids.

1 investor

Sirken

Sirken operates a network of self-service hubs in Norway where quality-checked new and used building materials, as well as office furniture, are sold for pickup. It lets consumers and business customers buy reused construction materials and lets sellers drop off surplus materials for resale, tracking CO₂ savings through a rewards point system.

1 investor

Sirsak

Sirsak is a green-tech startup in Indonesia that uses technology to manage packaging waste, including low-value materials, and to provide social security for waste pickers. It works with government, business, and community stakeholders to build circular economy solutions for waste management.

1 investor

Sixone

Sixone recycles post-consumer polyester-blended textile waste into high-quality PET pellets, using AI and data-driven technology to selectively extract polyester from chemically complex blended fabrics. It supplies drop-in recycled polyester to apparel brands and textile manufacturers pursuing materials circularity goals.

1 investor

Skandino

Skandino designs and sells plant-based bioplastic children's tableware made from pine fiber and sugar cane, developed with therapists to support independent eating and drinking. The products are marketed to parents and caregivers seeking sustainable, ergonomic dishware for young children.

1 investor

Skipti

Skipti enables on-demand rental of physical goods such as outdoor and kitchen equipment, allowing customers temporary access without long-term commitment. The platform serves individuals looking to try new activities and hobbies.

1 investor

Sky Organics

Sky Organics develops personal care and beauty products formulated with pure, potent organic and natural ingredients, with over 80% of products carrying USDA Organic Certification or equivalent standards. The company focuses on ingredient transparency, sustainability, and cruelty-free practices for consumers seeking certified natural beauty products.

1 investor

Smala

Smala is a French sustainable children's clothing brand offering organic cotton basics designed in Nantes and manufactured in India. The company focuses on durable, GOTS-certified apparel intended to be worn across multiple seasons and passed down between siblings.

1 investor

Small Farm Cities

Small Farm Cities combines greenhouse farming with integrated residential communities and municipal infrastructure in Malawi. The company uses advanced agricultural technology to maximize crop yields while providing employee housing, training, and pathways to home ownership.

1 investor

Smart Planet Technologies

Smart Planet Technologies is an engineering firm that develops proprietary barrier coatings and films designed to make paper and plastic packaging recyclable and repulpable while maintaining performance. It serves brand owners, converters, and manufacturers by licensing its technology and connecting them through a supply chain partner network in the sustainable packaging industry.

1 investor

Smartback

SmartBack manages product returns and reverse logistics for retailers, qualifying and redirecting unsaleable inventory to second-hand resellers and charitable organizations. The company handles collection, grading, pricing, and delivery of returned products across France.

1 investor

SMB KENZAI CO., LTD.

SMB建材 develops and sells building materials and home living products under its "こことわ" (Kokotowa) corporate brand, focusing on sustainable, comfortable living spaces.

1 investor

Soanematerials

Soane Materials develops plant-based, biodegradable materials and licenses the associated IP to consumer product manufacturers as replacements for plastics and petrochemicals. Its product lines cover nanofibrillated/microfibrillated cellulose processing, cleaning products, packaging, and absorbent products such as diapers and sanitary items.

1 investor

Soap2o

SOAP₂O manufactures concentrated cosmetic products, primarily soaps, designed to eliminate single-use plastics and reduce water consumption in shipping. The company serves schools, universities, offices, retail spaces, sports facilities, and event venues across 14 countries.

1 investor

Sociedade Ponto Verde

Sociedade Ponto Verde manages packaging waste recovery and recycling in Portugal, operating take-back solutions for both urban and non-urban waste streams. It serves companies that place packaging on the market, helping them meet national recycling targets as part of the circular economy.

1 investor

Sodastream

SodaStream makes at-home sparkling water makers that let consumers carbonate and personalize drinks at home, reducing reliance on single-use plastic bottles. It sells a subscription-style "circular ecosystem" of machines and refillable CO2 to direct consumers.

1 investor

Soiltech

Soiltech provides treatment, recycling, and disposal solutions for contaminated water and industrial waste across energy, aquaculture, and municipal sectors. The company operates internationally with headquarters in Norway.

1 investor

Sonnenerde

Sonnenerde produces soil products and substrates, including compost and terra preta-style earth, with a focus on natural gardening. The company also publishes content on ecological topics such as urban tree health and city climate adaptation.

1 investor

Sophiesbionutrients

Sophie's Bionutrients develops plant-based protein alternatives using microalgae and bioreactor technology for the food industry. The company creates sustainable, ocean-derived nutrients without animal farming for food manufacturers and consumers.

1 investor

Other sectors & tags