New Materials Startups

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

Smart Tissues develops biodegradable biomaterials and biofabrication technologies to support tissue regeneration and treat chronic wounds. The company targets patients with wounds and tissue damage that are unresponsive to existing treatments.

1 investor

SmartKem develops specialty materials for electronics applications, targeting markets including semiconductors, displays, and packaging. Its materials are designed to work within existing manufacturing infrastructure for commercialization.

1 investor

SmartNanotubes Technologies develops digital smell recognition technology that enables customers to create smell and gas detection applications. The company serves product developers and companies building odor and gas sensing solutions.

1 investor

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

Smith-Midland Corporation manufactures and licenses precast concrete products including buildings, barriers, sound walls, utility infrastructure and architectural panels across the US East Coast. The company operates through manufacturing, licensing, rental and advertising divisions serving commercial, transportation, infrastructure and agricultural markets.

1 investor

Snyder Industries manufactures durable plastic, steel, and composite containers and handling equipment for agriculture, water management, chemical processing, and industrial applications. The company serves diverse markets with engineered solutions including tanks, material handling bins, pallets, and waste disposal products.

1 investor

SO4 operates the Lake Way project, extracting and processing hypersaline brine through bores, trenches, ponds, and a process plant to produce sulphate of potash (SOP), a premium potassium fertiliser. The operation serves agricultural markets through mineral extraction and refining.

1 investor

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

Soarce produces high-performance nanocellulose materials made from natural biomass using its biomass fractionation platform, serving industries such as composites, coatings, agriculture, construction, and paper. The company develops and patents nanomaterial synthesis technology to produce functionalized nanocellulose at scale.

1 investor

Soelect develops proprietary battery materials, including its LiX technology and a solid electrolyte membrane, aiming to commercialize and manufacture battery products domestically and reduce U.S. reliance on China for battery materials. The company is scaling from lab to pilot-line production of these components.

1 investor

Sofab manufactures nanoparticle products, developed from research at the University of Louisville's Conn Center for Renewable Energy Research with U.S. Department of Energy support. The company serves industries requiring advanced materials with improved cost efficiency and manufacturing flexibility.

1 investor

Sofi develops ultra-fine particle separation and filtration technology to address industrial water challenges and mineral recovery. It serves the power, mining, and metals industries through a build-own-operate, Sofi-as-a-Service model.

1 investor

Sofregen develops silk protein-based biomaterials and medical devices for soft tissue regeneration in aesthetic and surgical procedures. The company creates injectable and implantable products designed to support tissue repair and enhancement in cosmetic and reconstructive surgery.

1 investor

SoftChemical (에스켐) manufactures engineered/artificial marble and related chips for interior construction materials, supplying domestic and overseas markets. Its Pantheon-branded products are used for kitchen countertops, interior and exterior finishing, and bathroom surfaces, with collections including 'Marble Chip' and 'Pantheon'.

1 investor

Soitec designs and manufactures engineered semiconductor substrates using silicon-on-insulator and related technologies for use in smartphones, connected devices, automotive systems, and computing infrastructure. Its materials serve chipmakers and the wireless, automotive, and high-performance computing industries.

1 investor

Solactron develops thin-film solar photovoltaic modules built on glass substrates using a proprietary "Thin Film 2.0" process based on tunable Chalcopyrite compound chemistry, targeting high efficiency and low cost at gigawatt scale. The company aims to manufacture scalable solar PV solutions for the renewable energy market.

1 investor

Solarferm produces fermentation-grade sugar feedstock by combining carbon dioxide, hydrogen, engineered chemistry, and engineered microorganisms in a continuous thermocatalytic and electrochemical process that requires no crops or solid feedstocks. It supplies and licenses this "programmable sugar" technology to biomanufacturing customers across food, ingredients, materials, chemicals, fragrances, and pharmaceuticals.</parameter> <parameter name="founders">[]

1 investor

Soleras develops thin film coating technologies and surface solutions integrated into consumer devices, renewable energy systems, and vehicles. The company provides proactive support and tailored coating solutions to maintain efficiency and reliability in production processes.

1 investor

Solesis develops customizable applied biomaterial solutions using textiles, polymers, bioresorbables, and hybrids for innovators in the MedTech, life sciences, and pharma industries. It supports customers from development through commercialization of medical devices, single-use life science tools, and drug delivery systems.

1 investor

Solgraph produces battery-grade crystalline graphite through direct solar pyrolysis of hydrocarbon gas, a process developed from UCLA research that captures graphitic carbon without CO2 emissions. Its technology targets the U.S. energy storage and battery supply chain, where battery-grade graphite is almost entirely imported.

1 investor

Solid Carbon Products has a patented catalytic process (the Noyes Process) that converts waste CO₂ into solid carbon products — Noyes Carbon Black and Nanofiber — using hydrogen or methane, leaving water as the only byproduct. The company licenses this CO₂-utilization technology to industrial emitters and supplies carbon materials used in tires, lithium-ion batteries, and other building and manufacturing applications.

1 investor

SolidT develops thin-film thermoelectric platforms for solid-state temperature control, covering localized on-chip hotspot cooling up to complete module and system-level thermal management. Its technology targets applications needing precise, compact heating and cooling.

1 investor

SOLiTHOR develops solid-state battery cells using a Solid Composite Electrolyte (SCE) technology designed for higher energy density and commercial scalability. The company serves the EU battery ecosystem and automotive markets requiring advanced rechargeable lithium battery solutions.

1 investor