Catalyst Connection
Find manufacturersAdd your company
Catalyst Connection

Copyright 2026 Catalyst Connection

All rights reserved

Directory

  • All manufacturers
  • Maryland manufacturers
  • New York manufacturers
  • Ohio manufacturers
  • Pennsylvania manufacturers
  • West Virginia manufacturers

Company

  • About us
  • Blog
  • Contact us

Support

  • Terms of service
  • Privacy policy

Stay up to date

Get regional manufacturing news, events, and resources from Catalyst Connection.

Subscribe to the newsletter

Find manufacturers

Use company names, capabilities, certifications, NAICS codes, and location filters to narrow qualified suppliers faster.

Search

Search by company name, process, material, product, equipment, or capability.

Search results

Showing 7161-7180 of 9165 results

PA

Schless Bottles logo

Schless Bottles

ALLENTOWN, PA
51-200
View profile

From its Allentown, Pennsylvania facility, Schless Bottles manufactures more than 500 million PET jars and bottles each year, combining stock containers with custom packaging shaped to a customer’s specifications. Its technical center and engineering team support designs from concept through production, while a secure inventory program helps keep packaging available when demand suddenly rises. The company’s bottles use 25% to 100% recycled resin and are fully recyclable, and Schless Bottles is SQF certified.

PET Plastic BottlesPlastic JarsSquare and Grip Jars+23 more
Schlosser Steel, Inc logo

Schlosser Steel, Inc

HATFIELD, PA
View profile

Schlosser Steel, Inc. is a Hatfield, Pennsylvania steel fabricator serving the construction industry, and has done so for three generations. Its 88,000-square-foot facility produces fabricated structural steel, and the company has held AISC certification since 1981. The firm serves projects across Pennsylvania, New Jersey, and the Mid-Atlantic region.

Structural SteelSteel JoistsMetal Deck+21 more
Schmidt Industrial Services logo

Schmidt Industrial Services

CHESTER, PA
2-10
View profile

Since 1948, Schmidt Industrial Services has grown from a metal roofing company into a Chester, Pennsylvania, industrial manufacturer with four operating companies and more than 170 years of combined expertise. Its history includes the McCarter chocolate-equipment line, Wagner Machine, and Engineered Resin Solutions, giving the business an unusual reach across demanding industrial customers. Schmidt is ASME U-Stamp and National Board R-Stamp certified and supports facilities where dependable equipment is essential to keeping production moving.

Pressure VesselsPipesColumns+36 more
SCHMIDT Technology Corporation logo

SCHMIDT Technology Corporation

CRANBERRY TOWNSHIP, PA
View profile

From its Cranberry Township base, SCHMIDT Technology Corporation supplies high-precision assembly presses to the American market, supporting applications from individual workstations to complex automated lines. The company has served the United States since 1992 and pairs its German parent’s Black Forest engineering tradition with trained engineers, technical support, custom press design, and the traveling SCHMIDT ExPress demonstration bus. SCHMIDT Technology is a family-led enterprise with nearly 400 employees worldwide and exports products to more than 80 countries.

High-Precision Assembly PressesManual PressesPneumatic Presses+48 more
Schneider's Dairy logo

Schneider's Dairy

WASHINGTON, PA
11-50
View profile

Since opening in 1935, family-owned and operated Schneider’s Dairy has pasteurized and distributed Pennsylvania dairy products from its Whitehall plant near Pittsburgh. The company sources milk from more than 40 family-owned farms across 13 Western Pennsylvania counties, with products moving from cow to store shelf in 48 hours or less. Schneider’s also provides contract processing and packaging for fresh milk, beverages, and cultured products.

Whole Milk2% Reduced Fat Milk1% Low Fat Milk+38 more
Schoolhouse Plastics logo

Schoolhouse Plastics

HAZLETON, PA
2-10
View profile

The website is in maintenance mode and states that it will be available soon. No company offerings, capabilities, materials, markets, or services are presented in the provided content.

SCHOTT Pharma logo

SCHOTT Pharma

LEBANON, PA
1,001-5,000
View profile

With more than a century of experience behind the SCHOTT name, SCHOTT Pharma develops drug-containment and delivery systems for injectable medicines. It serves pharmaceutical and biotechnology companies with packaging designed to protect medicines from development through administration, while its sustainability work focuses on lowering environmental impact without compromising patient safety.

Prefillable Glass SyringesPrefillable Polymer SyringesPharmaceutical Glass Cartridges+19 more
SCHOTT logo

SCHOTT

DURYEA, PA
View profile

For more than 140 years, SCHOTT has developed and manufactured specialty glass, glass-ceramics and other material solutions for demanding applications ranging from optics and health to electronics and energy. The Germany-based group operates production and sales units in more than 30 countries, combining glass expertise with analytical, consulting and contract manufacturing services. Its SCHOTT MINIFAB operations provide end-to-end development and manufacturing of in-vitro diagnostic consumables, supported by ISO-certified quality systems.

Specialty GlassGlass-CeramicsPolymer Materials+62 more
SCHOTT logo

SCHOTT

LEBANON, PA
10,001+
View profile

For 140 years, SCHOTT has built its identity around specialty glass innovation, serving customers through production and sales units in more than 30 countries. The company develops material solutions for demanding applications, while its MINIFAB operation works with diagnostic and life-science firms from product design through manufacturing.

Specialty GlassGlass-CeramicsOptical Glass+56 more
SCHRED Machine Company logo

SCHRED Machine Company

WARMINSTER, PA
2-10
View profile

Founded by partners with more than 17 years working together in aerospace and defense manufacturing, SCHRED Machine Company produces high-precision CNC-machined parts in Warminster, Pennsylvania. Its founders have worked across the production process, bringing shop-floor experience and engineering perspective to prototype-to-production work and complex manufacturing challenges. SCHRED is an ITAR-registered facility and maintains a hands-on, flexible approach for manufacturers requiring secure handling of defense-related technical data and components.

Precision CNC milling of aluminum titanium and steel componentsCNC turning of complex geometries with live toolingManufacturing precision parts from super alloys and plastics+17 more
Schreiber Foods logo

Schreiber Foods

SHIPPENSBURG, PA
10,001+
View profile

Founded in Green Bay in 1945, Schreiber Foods makes customer-brand dairy foods and beverages for retailers, restaurants, distributors and food manufacturers around the world. The employee-owned company has grown to more than 10,000 employees, over 40 locations and operations on five continents, while holding to its founders’ “16 ounces to the pound” standard of integrity and quality. Schreiber also helps customers turn food ideas into commercial products through its 18,000-square-foot pilot plant and research services.

CheeseNatural CheeseProcess Cheese+59 more
SG

Schroeder Gardens

MILLERSVILLE, PA
2-10
View profile

Schroeder Gardens is a 46-acre family farm and cottage nursery in Lancaster County that grows chemical-free native trees, shrubs and plants. Its wholesale ball-and-burlap nursery has served landscapers, property-maintenance contractors and landscape architects since 1980, while regenerative practices, pollinator pathways and natural habitats shape the farm itself. The nursery also grows non-GMO plants in neonicotinoid-free soil, using recycled or biodegradable pots.

Native treesNative shrubsNative perennials+16 more
Schroeder Industries logo

Schroeder Industries

LEETSDALE, PA
View profile

Founded in 1946 by brothers Bill and Jack Schroeder after World War II, Schroeder Industries designs and manufactures advanced fluid-conditioning solutions for hydraulic, fuel, and process systems. The Leetsdale-based family company grew from serving underground mines into a filtration specialist with manufacturing facilities in Pennsylvania and Maryland, more than 50 patent awards, and a history of pioneering fine-micronic hydraulic filtration. Its ISO 9001:2015-certified Fluid Care operation now pairs filtration equipment with diagnostics, oil analysis, and contamination-control services.

Hydraulic FiltersLube FiltersFuel Filtration Products+60 more
SI

Schroth Industries Inc

INDIANA, PA
2-10
View profile

Schroth Industries is a third-generation, family-run forest and wood-products company rooted in Indiana County, Pennsylvania, where its story began with mine props cut in the late 1920s. Today, the company carries that regional heritage into specialty wood treating work, serving mining and other industrial customers from its Indiana facility.

Mine TimbersMine PostsCribbing+39 more
Schubert Plastics Inc logo

Schubert Plastics Inc

LENNI, PA
2-10
View profile

Founded in 1994, family-owned and operated Schubert Plastics Inc. provides custom injection molding from its Delaware Valley facility south of Philadelphia. The company takes projects from concept through completion, combining in-house engineering with molding, post-molding support, and order fulfillment. Its equipment ranges from 35 to 618 tons, backed by more than 55 years of combined industry experience among its principals.

Custom injection molding of plastic componentsIn-house engineering and processing of custom componentsPost-molding assembly and packaging of molded parts+28 more
Schulmerich Bells, LLC logo

Schulmerich Bells, LLC

GREEN LANE, PA
View profile

Since 1935, Schulmerich Bells has crafted handbells and MelodyChime instruments, growing into what it describes as the world’s largest and oldest existing handbell company. Its artisans blend traditional bellmaking with technology, having produced well over a million handbells for institutions worldwide, while the company also refurbishes instruments under factory supervision and preserves a lifetime warranty on its handbells.

HandbellsHandbell SetsEnhanced Handbell Packages+32 more
Schultz Ornamental Iron logo

Schultz Ornamental Iron

VALENCIA, PA
11-50
View profile

Since Emil Otto Schultz Sr. started the shop in Butler County in the early 1940s, Schultz Ornamental Iron has carried Lithuanian blacksmithing and forging traditions through four generations. From its Valencia-area shop, the family creates custom wrought-iron work for homes and properties across the Pittsburgh region, with each project shaped by hand rather than taken from a standard design.

Wrought iron railingsWrought iron gatesWrought iron balconies+19 more
Schutte & Koerting logo

Schutte & Koerting

FEASTERVILLE TREVOSE, PA
View profile

Founded in 1876, Schutte & Koerting is an engineering-oriented manufacturer with a long history serving industrial power and process operations. From its Trevose facility, the company develops standard and custom steam-jet vacuum systems for demanding applications worldwide, with ISO 9001 quality practices and repair support for equipment already in service.

Steam Jet Vacuum SystemsSteam Jet HeatersExhausters & Compressors+68 more
Schutte & Koerting logo

Schutte & Koerting

TREVOSE, PA
11-50
View profile

Founded in 1876, Schutte & Koerting designs and manufactures venturi equipment, including TurboDraft™ fire eductors that help fire departments draw water from remote or shallow sources. The company’s more than a century of work includes supplying portable eductors to the U.S. Navy for shipboard firefighting, while its current TurboDraft line was developed with local firefighters for rural water-supply operations. Its products are made in the USA, and the company is ISO 9001:2015 certified.

5" TurboDraft Unit2 1/2" TurboDraft UnitTurboDraft CS+7 more
Schwarr Industries logo

Schwarr Industries

DENVER, PA
2-10
View profile

Serving southeastern Pennsylvania since the 1950s, Schwarr Industries manufactures precast concrete products and wastewater and stormwater management systems from its Denver facility. The company also supplies HDPE tanks and specialized aeration systems, while taking on custom precast projects of any shape or size for residential, commercial, and industrial customers.

Plastic HDPE TanksAeration TanksCoco Filter Tanks+30 more
Loading map...
  • 1
  • ...More pages
  • 358
  • 359
  • 360
  • ...More pages
  • 459