New Materials Startups

Galvanix develops a proprietary sustainable metal reduction process for producing rare earth permanent magnets, addressing the environmental concerns of China-dominated production methods and enabling domestic manufacturing.

1 investor

Gannet BioChem is a contract development and manufacturing organization (CDMO) specializing in polymer science, offering activated polymers, PEG chemistry, and bioconjugation services for complex therapeutics. It supports drug developers from early discovery through cGMP and commercial manufacturing.

1 investor

Gautier Steel produces hot rolled carbon steel, sharp-cornered squares, and alloy flats. Operating since 1906 from a cross country mill in Johnstown, Pennsylvania, it serves industrial and manufacturing customers in the steel products sector.

1 investor

Gauzy is a vision and light control company that develops and manufactures smart glass, camera monitoring systems, and driver-assistance technologies using nanotechnology, mechatronics, and AI image analysis. It serves the automotive, aeronautics, and architecture markets through OEMs, Tier 1 suppliers, and distribution partners across more than 30 countries.

1 investor

GCS develops advanced biomaterials through proprietary technologies including silk-fibroin fusion materials, RNA hydrogels, and ion-engineered PLLA for scalable real-world applications. The company operates at the intersection of scientific discovery and materials innovation.

1 investor

Graphenix Development Inc. (GDI) develops and manufactures patented 100% silicon anodes for lithium-ion batteries that offer greater energy density, faster charging, and improved cold performance versus graphite. It collaborates with battery and product manufacturers across industries such as defense drones, wearables, medical devices, electric vehicles, and aerospace.

1 investor

geCKo Materials makes a bio-inspired dry adhesive (gMDA) with micro-wedge structures modeled on a gecko's foot, producing a reusable, residue-free grip that detaches without force. It targets applications in industrial automation, robotic gripping, and space and defense.

1 investor

Gelest produces silicon-based and metal-organic chemistry products and provides technical guides and documentation covering the science behind its products and applications.

1 investor

Genera grows carbon-negative grass fiber and processes it into commercially compostable packaging, non-wood pulp and bioproducts for brand owners and consumers. It partners with U.S. farmers and landowners to source the grasses, with products designed to be composted after use.

1 investor

Genesea develops a zero-waste, low-energy biorefinery supply chain that produces food ingredients such as proteins from offshore-cultivated marine macroalgae (seaweed), aiming to provide a sustainable alternative to soy-based ingredients for the food industry. Its technology, based on research at Tel Aviv University, spans seaweed cultivation from spore production and offshore farming to chemical-free extraction and purification.

1 investor

Genesys Industries is an ISO 9001 and AS9100D certified US manufacturer and supplier of precision OEM and aftermarket components, specializing in threaded and non-threaded screw machined fasteners and proprietary hardware. It maintains a catalog of 126,000 unique part numbers and supports standards-based components (Metric, Standard, NSN, NAS, AN, MS, and others) for industrial customers.

1 investor

GeniPhys develops Collymer, a patented polymerizable (scaffold-forming) collagen technology used to design and fabricate collagen biomaterials for tissue restoration and regeneration. Its materials target regenerative medicine applications including soft tissue, cardiovascular, musculoskeletal, and orthopedic replacements, as well as delivery of pharmaceutical and cell-based therapies and device coatings.

1 investor

Genomatica (Geno) develops biotechnology processes to produce bio-based chemicals and materials—such as 1,4-butanediol (BDO), butylene glycol for cosmetics, and plant-based nylon—as alternatives to fossil-fuel-derived inputs. It licenses and scales these technologies with industrial partners across the chemicals, beauty, and materials industries in the US, Europe, and Asia.

1 investor

Geo40 produces natural colloidal silica extracted from geothermal fluids using its own process, offering low-carbon binder products for the refractory and precision investment casting industries. Its silicas serve as sustainable substitutes for conventional high-carbon colloidal silica used by foundries and casting producers.

1 investor

Georgia Metals manufactures metal roofing panels, architectural siding, and steel building components for residential, commercial, and agricultural construction projects. The company supplies materials for structures such as homes, commercial facilities, barndominiums, and agricultural buildings.

1 investor

GFBiochemicals produces plant-based chemicals, specializing in levulinate technologies and derivatives under its RE:CHEMISTRY brand. It develops bio-based ingredients and industrial chemical solutions aimed at replacing fossil-based inputs.

1 investor

Ginegar manufactures agricultural films and smart films — including greenhouse covers, mulch films, and industrial composite films — that help growers manage light, climate, and growing conditions, and offers environmentally conscious pesticide alternatives and biodegradable mulch films. It also serves industrial manufacturers and distributors with custom-tailored films, operating across more than 60 countries.

1 investor

Gippsland Critical Minerals is developing the Fingerboards Project to extract rare earth elements and critical minerals used in clean energy, advanced manufacturing, defence and medical technologies. The project is undergoing an Environment Effects Statement process in East Gippsland, Victoria, Australia, with community engagement and rehabilitation trials.

1 investor

GipsRec.nl recycles gypsum boards, gypsum blocks, aerated concrete, and other gypsum-containing waste streams into reusable powders and granules, which are largely supplied back to the gypsum board industry. It serves the Benelux and northern Germany from its facility in Farmsum, near Delfzijl in the Netherlands.

1 investor

Gladsaxe Klip & Buk A/S is a Danish metal and sheet-metal fabrication supplier that produces durable metal products, using its machine park to handle a range of cutting and bending jobs for business customers. It works closely with clients through consultation and dialogue and emphasizes on-time delivery and an ESG policy.

1 investor

Glavel produces foamed glass aggregate, a lightweight building material made from recycled glass that provides structural compressive strength, insulation, and drainage in a single product, replacing foam insulation, crushed stone, and lightweight fill. The material is manufactured in an electrified kiln using renewable energy and is free from VOCs, microplastics, and harmful additives, serving the construction industry.

1 investor

GL Chem is a fine chemical materials manufacturer in South Korea. Its products include MicellCMC, a carboxymethyl cellulose (CMC) for industrial, food, and pharmaceutical uses.

1 investor

GLCT (GLC) manufactures ultra high-quality CVD diamond substrates using proprietary reactor designs and growth processes, with reactors built and diamond grown in the USA. Its substrates target next-generation applications including quantum sensors, advanced packaging for AI chips, high-power electronics, and durable devices for extreme environments.

1 investor

The Global Graphene Group develops graphene-infused materials and graphene-enhanced products, including batteries and battery components, thermal management products, conductive intermediates for electronics, and corrosion-inhibiting coatings. It supplies advanced materials for electronic and energy end markets.

1 investor