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With more than 45 years in industrial process heating, Power Modules Inc. designs and fabricates electric heating and temperature-control systems for manufacturers. The Newtown Square company also supplies precision components and supports installed systems through maintenance, repair, engineering, and energy-cost surveys. Its staff brings more than 150 years of combined technical experience, and PMI builds equipment ranging from control panels to large ovens for end users and OEMs.
Since 1999, Power Systems Technology has manufactured compact medium-voltage electrical distribution equipment and customized building-powering solutions in Canada. Its Green DPS and EV Power Hub designs use substantially less material and space than traditional arrangements, helping new and existing buildings expand power without a fire vault or, in many cases, replacing the main transformer. The company’s CSA-certified designs have been applied in projects ranging from hospitals and universities to industrial plants and rail facilities.
Founded in 2003, Powercast Corporation develops wireless power technology that lets sensors and other devices operate without batteries, wires or charging surfaces. Its RF-based Powerharvester® technology delivers power over distance, while newer EDGE systems extend that approach to continuously powered industrial and commercial sensing. The company says it holds more than 300 patents worldwide and has shipped over 30 million units.
Since 1997, Greenville, Pennsylvania-based Powered Aire has manufactured stainless steel air curtains and air doors for commercial, industrial, and specialty environments. The company grew from a small Reynolds Industrial Park shop into a 30,000-square-foot plant and office, while pioneering air-curtain applications for CFD analysis and purpose-built ECM motors. Powered Aire also purchases more than 300,000 pounds of recycled stainless steel each year for its cases and makes its products in the USA.
Since 1988, Powerex has designed and manufactured oil-free compressed-air and vacuum systems in the United States, with applications ranging from medical gas systems to laboratory and industrial equipment. Its highly integrated operation includes in-house engineering and production of major components, and Powerex was the first company to package NFPA 99-compliant scroll systems. The Harrison, Ohio, manufacturer’s facilities are ISO 9001:2015 certified, with systems supported through a network of more than 220 authorized service centers.
PowerRail Australia supplies, manufactures and remanufactures aftermarket locomotive parts for EMD and GE-style locomotives as the authorised Australian stocking distributor for PowerRail of Exeter, Pennsylvania. The Goulburn-based operation also supports locomotive rebuilds, overhauls and mobile maintenance, including its New-UX™ exchange program that puts a new component into service while recycling the returned core. PowerRail Australia is certified to ISO 9001:2015, ISO 14001:2015 and ISO 45001:2018, while its US parent company was formed in 2003.
PowerRail manufactures and globally distributes aftermarket locomotive parts and components, supporting both EMD and GE fleets from its headquarters and distribution center in Exeter, Pennsylvania. With more than 20 years in the rail industry, the company combines new manufacturing with remanufacturing and engineering support, while also serving passenger transit, marine, and power-generation markets. Its AAR M-1003 certification underpins quality inspections across facilities in Pennsylvania and Indiana, alongside locomotive service operations in Georgia and mobile maintenance hubs nationwide.
Since 1935, Powers Equipment Company has manufactured commercial refrigeration in Pennsylvania, building American-made coolers and controlled-temperature chambers for businesses with exacting storage and display needs. Its in-house team is especially distinctive for custom-size equipment, including floral coolers designed around the temperature and humidity requirements of fresh flowers. Powers also supports its equipment with stocked parts, engineering assistance, and nationwide dealer and distributor service.
A small, privately owned Pennsylvania company, Powers Scientific traces its refrigerated-equipment manufacturing history in Bucks County to the 1930s and established its current scientific-chamber business in 1984. It builds environmentally controlled chambers in the USA for researchers worldwide, with many units customized to the end user’s needs and designed for long service. The company is known for direct accessibility when customers need help with an order or a problem.
Since 2004, PowerSeal USA has rebuilt and replated performance-engine cylinders for the powersports industry from its Phoenixville facility. Its proprietary NikaSeal nickel-silicon-carbide process is handled entirely in-house, from welding and machining damaged bores to final honing and inspection, including repairs to vintage steel and cast-iron cylinders. The owners bring more than 50 years of experience tuning, maintaining, and competing in motorsports, and back the work with a 100% satisfaction guarantee.
PPC Promotional Products Company, Inc. is a verified veteran-owned small business that creates branded materials tailored to its clients’ needs. The company produces custom packaging and promotional displays for organizations seeking practical, made-to-order ways to present their message.
Founded in Pennsylvania in 1883 as Pittsburgh Plate Glass Co., PPG Industries is a global manufacturer of paints, coatings and specialty products, with headquarters in Pittsburgh and operations in more than 50 countries. Its history spans glassmaking and coatings, and the company reports $15.9 billion in sales for 2025. Today it serves construction, consumer products, industrial and transportation markets and aftermarkets.
Founded in 1883 as Pittsburgh Plate Glass Co., PPG Industries develops and manufactures paints, coatings and specialty materials for customers worldwide. From its Pittsburgh roots, the company now operates in more than 50 countries, with specialty products ranging from optical lens materials to OLED materials and durable Teslin® substrate. Its protective and marine coatings are designed for demanding environments, while its automotive coatings support vehicle manufacturers on every continent.
Founded in 1883 as Pittsburgh Plate Glass Co., PPG Industries makes paints, coatings and specialty materials used to protect and finish products around the world. The company operates in more than 50 countries, with industrial offerings that include powder coatings and outsourced coating application services. Its specialty materials also reach less familiar applications, from optical lenses and OLED displays to passport substrates and industrial water filtration.
With roots reaching back to 1815, PQ Corporation manufactures silicates, specialty silicas, zeolites and related performance chemicals for industrial and everyday products. From Malvern, Pennsylvania, the company operates 31 manufacturing facilities across 13 countries, employs more than 1,500 people and serves over 900 customers worldwide. Its materials help support applications ranging from cleaner drinking water and fuel-efficient tires to paints, toothpaste and biofuels.
With roots reaching back to Philadelphia Quartz’s 1861 sodium-silicate production, PQ makes silicates, specialty silicas, zeolites and related performance chemicals for industrial and everyday products. The Malvern-based company now operates 30 manufacturing facilities in 13 countries, with about 1,500 employees serving more than 900 customers worldwide. Its materials help support applications ranging from clean drinking-water treatment and lower-rolling-resistance tires to coatings, cleaning products and food and beverage processing.
Since 1938, Carlisle-based PR Hoffman has designed and manufactured precision carriers and polishing fixtures for semiconductor wafer and other flat-part processing. Its custom workholders, waxless templates, and chemically resistant CXT fixtures are built around each customer’s machine and processing environment, with CXT technology especially suited to the harsh conditions of silicon-carbide polishing. The company maintains ISO 9001:2015 certification and supports customers through custom drawings, CNC-intensive manufacturing, and a worldwide sales network.
Prantl’s Bakery is a locally owned Pittsburgh bakery that has served customers since opening in 1966. It is known for its original Burnt Almond Torte, which the company says was created in 1970 and named the “Greatest Cake in America” in 2014. The bakery operates five locations and offers more than 100 bakery items.
Pratt Industries is a privately held, Georgia-based manufacturer of corrugated packaging and 100% recycled containerboard, serving North America since 1985. Its vertically integrated operations recover recyclable materials, produce recycled paper at six mills, and turn that paper into packaging and displays at manufacturing plants across the United States and Mexico.
Incorporated in Pennsylvania in 2008, PRCO America makes high-temperature refractory products for iron and steel producers and other demanding industrial furnaces. Based in Pittsburgh and operating a Kentucky production facility since 2022, the company is part of Puyang Refractories Group and produces magnesia-carbon brick in the United States, reshoring jobs once lost to overseas competition. Its connection to the group’s mines and processing plants also gives PRCO America a direct North American source of high-purity refractory raw materials.