New Materials Startups

Discovered Materials builds AI agents that discover new materials for semiconductor chips, focused on thermal interface materials that help chips dissipate heat more efficiently. The company also maintains an open-source benchmark for measuring AI-driven materials discovery and targets the semiconductor and chip manufacturing industry.

1 investor

Matium is an online industrial marketplace for buying and selling plastics, including virgin resins, recycled polymers, engineering plastics, rubber, compounds, and packaging-grade materials. It serves plastics buyers and sellers with tools for listings, auctions, RFQs, market intelligence, credit and financing, freight, and guaranteed transactions.

1 investor

Johnson Matthey is a materials and catalysis company with over 200 years of history in platinum group metals (PGMs). The company operates through core businesses in clean air catalysts for vehicle emission control, PGM services including refining and metal management, clean air solutions for stationary applications, and hydrogen technologies for fuel cells and electrolysers.

1 investor

Mattrix Technologies develops a pixel architecture that lets OLED displays be manufactured on conventional LCD backplane production lines, reducing capital expenditure and production costs. It targets display manufacturers, with claims of fewer process steps, higher yields, and lower costs.

1 investor

Mauvilac is a paint brand offering products such as interior and exterior wall, ceiling, and specialty coatings, sold through an online shop with store pickup options. It markets a range of colored paints to consumers in Mauritius.

1 investor

Max Flow Chemicals supplies oilfield production chemicals and salt water disposal (SWD) treatment products, including scale and corrosion inhibitors, H2S and oxygen scavengers, biocides, and paraffin solvents. It provides chemical solutions for oil and gas production and water disposal operations.

1 investor

MBA Polymers recycles plastics from end-of-life durable goods such as computers, electronics, appliances, and automobiles, producing engineered plastics made from 100% post-consumer recycled material. Founded in 1997, it operates production units across Germany, Austria, China, India, and the United Kingdom.

1 investor

Measurlabs provides accredited laboratory testing services for R&D, quality control, and regulatory compliance across polymers, packaging, food, medical devices, pharmaceuticals, semiconductors, and construction materials. The company serves over 1,000 customers globally through ISO 17025-accredited testing facilities and centralized sample hubs in Helsinki, Cambridge, and Palo Alto.

1 investor

Meatless produces textured plant-based protein ingredients for food manufacturers, serving the vegetarian and plant-based food industry. The company specializes in texturizing ingredients like faba beans, quinoa, and fish alternatives for use in processed food products.

1 investor

Mecanum manufactures acoustic material characterization instruments and offers consulting services in noise and vibration control for building, transportation, and material acoustics. The company also develops custom vibroacoustic characterization and simulation software.

1 investor

Mecatera operates a global B2B marketplace for containerized industrial raw materials, including polymers (PE, PP, PVC, PS, PET), chemicals, masterbatches, and fillers, connecting registered buyer companies with vetted original producers and global trading companies. The platform offers instant pricing and purchasing, verified suppliers, real-time shipment tracking, and centralized documents for cross-border CIF orders.

1 investor

Mechnano develops additive manufacturing materials that incorporate discrete, dispersed, and functionalized carbon nanotubes (dCNT) to improve properties such as static dissipation, impact resistance, tear resistance, and tensile strength. It supplies high-performance 3D printing materials for industries needing more reliable and economical parts.

1 investor

Megadyne designs and manufactures high-performance power transmission belts and complete belt systems for industrial applications including manufacturing, logistics, and processing. The company serves OEMs and aftermarket distributors globally with facilities across Europe, North America, and Asia.

1 investor

Meijo Nano Carbon produces high-purity carbon nanotubes with semiconductor properties, utilizing synthesis, purification, separation, and dispersion technologies for applications requiring strength, conductivity, and semiconducting characteristics.

1 investor

MemPro produces high-surface-area metal oxides embedded on nanofibers for use in energy harvesting and storage, filtration, sensors, electronics, and pharmaceutical/chemical catalysis applications. The technology reduces the cost of metal oxide deployment through increased surface area.

1 investor

Merdeka Battery Materials produces battery raw materials, focusing on nickel processing and downstream operations along the electric vehicle battery value chain, with strategically located assets in Sulawesi. The company aims to be a vertically integrated global supplier of battery raw materials based in Indonesia.

1 investor

Mersen manufactures surge protective devices (SPDs) using its proprietary Thermally Protected MOV (TPMOV) technology to protect electrical equipment in residential, commercial, and industrial facilities from voltage transients and surges. The company serves power distribution systems, control cabinets, data centers, renewable energy installations, and critical infrastructure applications.

1 investor

Mesosil develops nanomaterial platform technology for dental materials and other applications, focusing on host-biomaterial interactions and infection prevention. The company was founded based on over a decade of nanotechnology research from its founder's doctoral work.

1 investor

MetaCycler BioInnovations develops microorganisms that convert renewable feedstocks like food waste into polyhydroxyalkanoates (PHA), a biodegradable plastic alternative that breaks down in marine environments while maintaining traditional plastic performance properties. The company originated from University of Waterloo research in 2022.

1 investor

MGC (Métal Global Concept) is a precision sheet metal fabrication and surface treatment company that designs, manufactures, and finishes custom metal parts for industries including medical, aerospace, space, electronics, and defense. Its services cover engineering, laser cutting, bending, welding, assembly, and surface treatments such as sulfuric anodizing, chromate conversion, and passivation.

1 investor

Metal Powder and Process Ltd develops and manufactures metal powders for critical manufacturing applications, offering gas atomised powders with tailored particle size distributions and optimised morphology. It uses Vacuum Induction Melted Gas Atomised (VIGA) processes to produce spherical powders for downstream manufacturing.

1 investor

Metalchemy provides scientific testing services including stability, compatibility, and performance evaluation for products, formulations, and materials across beauty and personal care, food packaging, healthcare, fashion, textiles, and agriculture sectors.

1 investor

Metalenx develops metalens (metasurface optics) technology and products, including offerings for automotive electronics (METAELEC) and industrial inspection thermal imaging (Thermometa). The company provides custom optical solutions from requirement consultation through design, sampling, testing, and delivery.

1 investor

Metalico is a ferrous and non-ferrous scrap metal processor serving customers across several U.S. states including New York, New Jersey, Ohio, Pennsylvania, West Virginia, and Mississippi. It operates in the recycling and materials processing industry as a member of the YeChiu Group.

1 investor