Advanced Manufacturing Startups

Space Tango develops automated platforms for research and manufacturing in microgravity environments, operating facilities on the International Space Station and other off-Earth locations from low Earth orbit to lunar missions. The company enables space-based tissue engineering, materials creation, and health research aimed at accelerating therapies and strengthening supply chains.

2 investors

SPARETECH offers software that checks spare parts lists (BOMs) against a company's material master and a global parts catalog to identify existing materials, detect duplicates, and add new materials with original manufacturer data. It serves manufacturing plants and maintenance teams managing spare parts inventory.

2 investors

Spark Automation provides 5-axis CNC milling, precision fabrication, automation integration, and test development services across multiple industries including automotive. The company offers design engineering, custom tooling, and comprehensive testing solutions for complex mechanical and electrical products.

2 investors

Sparkz manufactures Cathode Active Material (CAM) for cobalt-free and nickel-free lithium iron phosphate (LFP) batteries in the United States, building a vertically integrated domestic supply chain for lithium-ion batteries. The company operates research, engineering, and manufacturing facilities in California and West Virginia.

2 investors

Spartech engineers and manufactures plastic sheet and specialty materials, sourcing most raw materials in the United States and operating facilities close to its customers. The company focuses on custom, sustainable, and high-performance plastic solutions developed through its materials science and engineering expertise.

2 investors

2 investors

SPG manufactures servo planetary reduction gears and related mechanical transmission products for industrial applications.

2 investors

SPiN designs and manufactures modular satellite components and provides satellite design services for space manufacturers, reducing design and production costs through its MA61C universal adapter and model-based system engineering methodology.

2 investors

Spinbotics offers Spinbot, a modular robotic worker for factory automation that handles repetitive tasks such as machine tending, metal part handling, and loading/unloading of lathes, mills, and lasers. It targets manufacturers facing operator shortages, requiring no programming or complex integration.

2 investors

Spinrite is a manufacturer and marketer of craft yarns and consumer sewing thread, serving makers and craft consumers across North America. Its portfolio includes brands such as Caron, Red Heart, Coats & Clark, Aunt Lydia and Susan Bates, sold through its eCommerce site Yarnspirations.com.

2 investors

SPM Avto is a manufacturer of specialized transport vehicles equipped with crane-manipulator systems, serving customers across Russia through a network of dealers and service centers. The company also produces utility equipment and develops unmanned aerial vehicles.

2 investors

SprayVision develops technology for optimizing coating and spraying processes, aiming to make coating faster and more efficient. The company positions its work around industrial coating optimization.

2 investors

Springs Window Fashions manufactures and sells window coverings and treatments across residential consumer, dealer, commercial, and European business units. The company operates in the building products industry with manufacturing across the United States, Mexico, and Europe.

2 investors

SRL Traffic Systems Limited supplies the UK's largest fleet of portable and temporary traffic signals, including pedestrian signals, variable message signs, CCTV systems, and safety barriers for roadworks and traffic management. The company serves traffic management contractors, local authorities, and infrastructure operators across the United Kingdom.

2 investors

SRTX develops advanced materials and software to improve textiles, beginning with Sheertex, a knit made from one of the world's strongest polymers. Its first application is highly durable pantyhose in the hosiery market.

2 investors

Storio Group develops digital product creation tools and design software that allow customers to easily create personalised content across platforms. The company also manufactures and sells high-quality photo products including books, wall art, calendars, cards, and prints.

2 investors

Storyteller Overland designs and manufactures adventure and overlanding vehicles built on chassis such as Mercedes-Benz Sprinter, RAM, and Kenworth platforms, sold through a nationwide dealership and service network in the United States. Its lineup includes camper vans and expedition trucks aimed at off-road and off-grid travel enthusiasts.

2 investors

Stovekraft is a manufacturing-focused kitchen appliances company operating in India that designs and produces kitchen solutions. The company serves Indian consumers through a range of branded kitchen appliances and has established itself as a leading player in the domestic market.

2 investors

Stratus provides software solutions that digitize and optimize workflows for MEP (mechanical, electrical, plumbing) contractors across design, fabrication, and installation stages. The company serves mechanical, electrical, and plumbing contractors seeking to improve project efficiency and profitability through data-driven tools.

2 investors

STS Defense Solutions, a defense-focused division of STS Aviation Group, provides aircraft maintenance, modification, and sustainment (MRO) services for military fleets, working directly with prime contractors, OEMs, and government defense agencies. Its work spans flight-line and depot-level maintenance, avionics modernization, structural repair, and mission system integration across platforms in the U.S. and U.K.

2 investors

Studio 3e8 builds a desktop metal 3D printing system with an integrated hardware, software, and materials platform that runs on a standard outlet. The company targets designers and fabrication users, aiming to lower the cost and complexity of professional-grade metal additive manufacturing.

2 investors

Sunbelt Modular is a wholesale modular building management company that unites a network of acquired modular construction brands across the United States. It provides modular building solutions and coordinates shared resources and expertise among its family of companies to serve construction projects nationwide.

2 investors

Sunwoda is a Chinese manufacturer of lithium-ion batteries, including consumer battery cells, EV power batteries (cells, modules, packs, and BMS), and energy storage systems. Founded in 1997, it supplies mobile phone and hybrid vehicle batteries and operates production bases in China and internationally including India, Hungary, and Thailand.

2 investors

Supercool Metals makes lightweight, high-strength, geometrically complex hardware components and subsystems using a patented manufacturing process, offering end-to-end capabilities from material science to finished assemblies. It serves robotics, space, defense, transportation, and other mission-critical industries.

2 investors