Circular Economy Startups

Hilditch Group buys and resells used medical equipment for healthcare organisations, handling valuations, collections, resale, and redistribution. It operates an in-house medical engineering team and logistics across the UK and Europe.

1 investor

Hinckley Recycling operates recycling centers and offices across Nigeria and other West and North African countries, providing recycling services from multiple locations. The company handles collection and processing of recyclable materials in the region.

1 investor

Hoffmann + Voss produces recycled plastic materials and thermoplastic compounds for industrial customers, including the automotive sector. Operating since 1962, the company runs quality-control testing such as infrared spectroscopy and X-ray fluorescence analysis and emphasizes sustainability by reducing industrial waste.

1 investor

HPNow produces hydrogen peroxide (Peroxide UltraPure) on-site through a patented electrochemical process that converts water, electricity, and air into low-concentration, high-purity peroxide for water treatment. Its systems serve industries such as agriculture irrigation, cooling tower treatment, and wastewater management, offering a chemical-free alternative to transported peroxide.

1 investor

Huminly uses engineered enzymes to separate mixed poly-cotton textile waste into pure polyester monomer and pure cotton, enabling textile-to-textile recycling. Its process is designed to co-locate with manufacturers and clients and aims for cost parity with virgin materials at scale.

1 investor

Hydraloop builds greywater recycling systems that treat water from showers and baths through six biological and physical stages, returning it clean enough for toilets, laundry, and gardens. Its products range from compact units for apartments to Cascade setups for commercial projects such as hotels, cutting fresh water demand by up to 45%.

1 investor

Japan Hydro Powtech develops proprietary hydrolysate manufacturing technology to convert previously discarded food materials into edible products without chemical treatment and with low energy use. Its process supports allergen-free labeling and applications in alternative dairy and alternative meat, serving food product developers.

1 investor

Hydrogen Refinery produces carbon-negative e-fuels and e-fertilizer from mixed and non-recyclable waste using its Plasma Electrolyser System, with projects including a waste-to-SAF plant at Farnborough Airport, a waste-to-urea fertilizer plant in Bali, and a marine fuels feasibility study in Scotland. It serves aviation, agriculture, and maritime markets by converting waste into fuels such as SAF, e-methanol, and ammonia and into nitrogen fertilizers.

1 investor

HydroPhos Solutions develops adsorbent technology to capture and reclaim phosphorus from wastewater for agricultural reuse, converting a pollutant into a usable resource. The company is a public benefit corporation focused on commercializing wastewater treatment solutions.

1 investor

Hyfé operates a refining process that extracts specialty ingredients and chemical building blocks from food processing waste, recovering compounds like glucose from biomass. Its outputs serve the food, beverage, personal care, and nutraceutical industries, as well as biomanufacturing for everyday chemical products.

1 investor

Hygglo is a peer-to-peer rental marketplace where individuals rent out and borrow items such as cameras, tools, drones, and outdoor equipment, with identity verification and rental protection for both parties. The platform positions renting as a cheaper, local, and lower-waste alternative to buying, serving consumers in markets including the UK.

1 investor

i-Foria develops clean-tech systems for the circular bioeconomy, converting industrial waste, by-products, and renewable biological resources into higher-value, bio-based products. It serves companies and regions seeking to reduce waste and adopt circular production models.

1 investor

Intrinsic Foundries develops a Carbon Biofoundry platform that converts industrial carbon streams into biochemicals and materials using biological manufacturing. The company operates in industrial biotechnology, offering adaptive cultivation platforms and modular "factory in a box" process engineering for industrial settings.

1 investor

ICTYOS is a Lyon-based tannery that produces marine leather from fish skins sourced through the French agri-food industry, using its own vegetable tanning process. The hypoallergenic, exotic-looking leathers are aimed at the luxury goods market with a focus on responsible, eco-friendly materials.

1 investor

The page presents a watch product line featuring blue pieces with a Bananatex strap, offering purchasers "Circular Tokens" that grant access to a digital portal with additional services. The material available does not clearly describe the broader company or its market.

1 investor

S.Lab produces biodegradable, home-compostable packaging made from mycelium (mushroom roots) and agricultural waste such as hemp, offering made-to-order custom shapes. It targets businesses across industries including beauty, fashion, beverages, electronics, interior decor, and pharmaceuticals looking to replace plastic packaging.

1 investor

Impact Recycling operates plants and licenses its proprietary BOSS separation technology to recycle hard-to-recycle mixed rigid, flexible and medical post-consumer waste plastic into recycled PE and PP materials. Founded in 2014 as a spin-out from Impact Laboratories, it runs commercial facilities in the UK and licenses the technology to partners across Europe.

1 investor

Impact Gstaad is an initiative from the Saanenland region of Switzerland that acts as an impact investing platform, connecting local pioneers with international visionaries to develop sustainability solutions. It runs events, awards, and youth programs aimed at advancing sustainable development in the Gstaad destination and supporting global sustainability goals.

1 investor

ImpactPCB provides mobile modular plants for recovering materials from electronic scrap (e-scrap), offering separation and size-reduction equipment to recyclers through a rental model. The company, which emerged from the EIT RawMaterials network, focuses on affordable materials processing and increasing circularity for recovered materials.

1 investor

Imparfaite is an online marketplace for vintage and second-hand clothing that partners with vintage shops and thrift stores across France to list curated pieces such as Levi's 501 jeans, shearling coats, and embroidered blouses. It serves shoppers looking for handpicked vintage fashion, with a focus on the French market.

1 investor

IMR recycles used gypsum products, converting gypsum waste into raw material for use in construction. The company focuses on reducing waste and supplying recycled gypsum as a resource for sustainable building.

1 investor

Indico Capital Partners is a venture capital firm managing over €240M across six funds, including five technology funds and one ocean sustainability fund, investing in enterprise SaaS, deeptech, spacetech, and AI startups primarily in Portugal, Spain, and Italy. It offers investors quarterly performance reporting, co-investment opportunities, and funds compatible with Golden Visa and SIFIDE2 schemes.

1 investor

Infiniti builds and operates battery recycling systems that recover critical materials through controlled, closed-loop chemical processes to support electrification and energy technologies. The company partners with product makers to maximise material recovery and reuse critical minerals.

1 investor

Infinity9 Cycle makes biodegradable, PLA-based materials as an alternative to traditional plastics for the promotional products industry. It offers customizable products free from plasticizers, BPA, and heavy metals for businesses seeking sustainable options.

1 investor