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From its Swiss base in Heerbrugg, SFS Group develops and manufactures fastening systems and other precision-engineered solutions for international markets. The company combines a strong Ostschweiz identity with global reach, employing Value Creators at locations around the world and supporting international work experience. Its Swiss operation also spans advanced production, engineering and process management, including aerospace engineering and worldwide SAP rollouts for the Fastening Systems segment.
SGL Carbon develops and manufactures carbon-based materials and engineered solutions, with particular depth in specialty graphite, carbon fibers and composite materials. The company combines material production with precision processing, engineering and services, including a fully integrated specialty-graphite value chain and process technology for corrosive applications. Based at 28 locations across Europe, North America and Asia, SGL Carbon employs around 3,800 people and reported 2025 revenue of €850 million.
SGO Designer Glass is an architectural decorative glass provider based in Orange, California, founded in 1974 and franchising its designer glass process since 1981. Through its network of independently owned studios, it designs and fabricates custom glass for residential, commercial, and religious projects, with more than 150 locations in the United States and Canada and representation in 35 other countries.
With more than 25 years of licensed hot-cell operation, SGS MP Machinery and Testing provides nuclear and advanced-materials testing alongside custom test-system engineering. Based in State College, the company is one of the few independent U.S. facilities with licensed high-activity hot cells, supporting irradiated-materials analysis, failure investigations, and reactor surveillance work. MP Machinery and Testing joined SGS in 2024, retaining its specialized engineering expertise while gaining access to SGS’s global network.
Since 1946, SGS Stanford’s Glass Service has designed and installed custom glass for homes and businesses, with a particular focus on shower enclosures and glass handrails. The company also handles commercial installations, bringing its measuring, fabrication, and installation experience to projects that range from storefronts to office interiors. Its long history and repeat work with local bathroom remodelers are central to its reputation.
Founded in the early 1980s in central Pennsylvania, Shade Pallet & Lumber manufactures wood pallets and processed pallet lumber for supply chains across the Mid-Atlantic. Its Beaver Springs operation combines automated sawmill and cut-up equipment with hands-on oversight from a team that includes many lifelong Amish craftsmen. Shade also stands out for its large heat-treatment kiln, which can process more than 1,200 pallets per cycle, and for staging capacity that supports just-in-time delivery.
Shaffer Block & Concrete Products, Inc. makes concrete block and related concrete products. The company’s available profile provides little additional detail about its history, ownership, or specialties.
ShaggyMax makes precision-made microfiber protectors and cleaning kits for laptop screens, keyboards and chassis, with its UnderWare™ product combining screen protection, a keyboard cover and a cleaning cloth. Its products use FujiFab XT™ microfiber and are made in the USA, with fit-specific versions for MacBook, PC laptops and custom sizes. The Lancaster, Pennsylvania company also sells OptiMist Prime™ optical cleaning products and related workstation-care kits.
Shamokin Carbons is a fourth-generation, family-owned carbon and graphite manufacturer that began hauling anthracite coal in Pennsylvania in 1924 and now supplies processed carbon materials internationally. Headquartered in Coal Township, the company’s U.S. and Mexican facilities can process more than 250,000 tons annually, with a long history of developing specialty materials such as its Carb-O-Cite glass additive and graphite pellets. Shamokin Carbons has held ISO 9001:2015 certification since 2016.
Started in 1971, Shannon Chemical Corporation produces phosphate-based treatment chemicals and custom programs for municipal drinking-water systems, serving both the nation’s largest utilities and rural water systems. From its Malvern facility west of Philadelphia, the company pairs an ANSI/NSF Standard 60-certified manufacturing operation with an in-house laboratory for corrosion monitoring and treatment studies. Shannon also operates its own dedicated delivery fleet, with Hazmat-certified drivers supporting customers nationwide.
Since 1961, Shannon Optical has built prescription safety eyewear programs for industrial employers, fabricating eyewear in its in-house laboratory and supporting customers nationwide from Pittsburgh and Cincinnati. Its opticians can fit workers at their facilities or through local eyecare professionals, while an online administration system helps companies manage customized programs and orders. Shannon also has more than 30 years of experience making spectacle inserts that let users wear prescription lenses inside SCBA and full-face respirators without compromising the seal.
Founded in 1929, Sharon Tube is a domestic steel-tubing manufacturer and a member of Zekelman Industries. It makes precision Drawn Over Mandrel (DOM) and Electric Resistance Welded (ERW) tubing at facilities in Farrell, Pennsylvania, and Niles, Ohio. The company describes its Farrell operation as a 250,000-square-foot DOM factory and its Niles plant as an ERW manufacturing facility.
With a heritage spanning more than 70 years, Sharp Services is a pharmaceutical contract development and manufacturing company with more than 2,500 employees across four countries. It helps pharmaceutical and biopharmaceutical clients bring therapies from early clinical development through commercial launch, with a global GMP network and a quality system built around patient safety and regulatory compliance.
Sharper Embroidery and Screenprinting outfits Northeast Pennsylvania businesses, schools, and organizations with custom-decorated apparel and promotional gear. Based in Swoyersville, the company brings more than 20 years of experience to embroidery, screen printing, and newer DTF work, including small embroidery runs with no minimum. Its ownership and expert team remain in place through a recent rebrand, while a secure library of client artwork helps returning customers keep their branding consistent.
Sharpsville Container Corporation has been part of the Sharpsville, Pennsylvania community since 1860, operating from the same location throughout its history. Today, the company serves industrial customers with American-made, custom-engineered pressure vessels and process equipment, backed by in-house engineering and a 100,000-square-foot fabrication facility. Its work is performed under ASME qualifications and an ISO 9001-certified quality system.
Founded in 1925 as Charles D. Snyder & Son, Inc., Sharretts Plating Company is a Pennsylvania-based industrial plating and metal-finishing business. It operates a 70,000-square-foot production facility and is known for specialized surface treatments, including plating on plastics and other challenging materials. The family-owned company serves manufacturers with custom finishing and process-development work.
Shasta Services LLC is a Western Pennsylvania metal-conditioning and conversion processor serving titanium, specialty metal, and steel producers. Its facility performs customer-specified processing, including centerless grinding, and Shasta employees have developed, built, and automated grinders for demanding titanium work. The company describes decades of service to metals producers and operates from Aliquippa, about 30 miles north of Pittsburgh.
Shaw Barrels manufactures precision gun barrels and custom rifles, with a history of more than 100 years in the gun-barrel trade. It began as a nut-and-bolt manufacturer supporting the railroad industry, then shifted into small-arms barrels during the run-up to World War I; its OEM division now operates three manufacturing facilities in the Bridgeville area and supplies barrels to firearm manufacturers.
Shaw Industries & Welding Technologies provides machining, welding, fabrication, material processing, and inspection services from facilities in Franklin, Pennsylvania. The company produces machined parts, forging components, welded fabrications, and complex parts for oil and gas, mining, forging, and transportation industries.