Largest Manufacturers
York County's rich manufacturing history continues today. Companies large and small are thriving here thanks to a dedicated workforce and access to new technologies.
| Company Name | Employees | City | Primary Product or Service |
| Schaeffler Group USA, Inc | 1024 | Fort Mill | Manufacturer of Automotive Engine Components |
| Shutterfly, Inc. | 642 | Fort Mill | Internet Based Image Publishing Service |
| Stanley Black & Decker - Manufacturing | 453 | Fort Mill | Manufacturer of Power Tools |
| New-Indy Containerboard LLC | 440 | Catawba | Manufacturer of Recycled Containerboard for Corrugated Boxes |
| Atlas Copco USA - Power Technique | 400 | Rock Hill | Manufacturer of Industrial Air and Gas Compressors |
| Maclean Power York, LLC | 264 | York | High Voltage Insulators and Protection Products |
| Filtration Group LLC | 250 | York | Manufacturer of Air Filters for HVAC |
| Wheel Pros, LLC | 250 | York | Manufacturer of Aftermarket Wheels |
| Meritor, Inc. | 250 | York | Manufacturer of Brakes and Axles for Light and Commercial Vehicles |
| Britax Child Safety | 250 | Fort Mill | Stroller and Child Safety Equipment Distribution |
| Sanmina-SCI | 217 | Fort Mill | Electro-Mechanical Assemblies |
| Transaxle Manufacturing of America Corporation | 201 | Rock Hill | Manufacturer of Transaxles for Small Tractors and Utility Vehicles |
| Performance Friction Corporation | 200 | Clover | Manufacturer of Carbon Metallic Disc Brake Pads and Rotors |
| 3D Systems - Headquarters | 199 | Rock Hill | Corporate Headquarters - 3D Printer Manufacturing and Services |
| Elkem Silicones USA Corp | 186 | York | Silicone Manufacturing |
| Honeywell Safety Products Usa, Inc. | 180 | Clover | Manufacturer of Rubber Gloves |
| Coroplast | 170 | Rock Hill | Adhesive Tape for Automotive Industry |
| Qure Medical | 163 | Rock Hill | Manufacturer of Rubber Products for Medical Industry |
| Cap Yarns, LLC | 150 | Clover | Manufacturer of Specialty Yarn |
| Oldcastle Glass | 145 | Rock Hill | Manufacturer of Custom Engineered Windows, Walls |
| Wikoff Color Corporation | 140 | Fort Mill | Manufacturer of Printing Inks and Coatings |
| C-A-T Resources, LLC | 135 | Rock Hill | Tourniquets |
| C.M. Steel, Inc. | 125 | York | Structural & Miscellaneous Fabricator |
| Sherer Dental Laboratory Inc | 115 | Rock Hill | Fabricate Dental Prosthetics |
| Casual Cushion Corporation | 113 | Rock Hill | Chair Cushions for Outdoor Furniture |
| Fomas USA, Inc. | 109 | York | Manufacturer of Rolled Seamless Steel Rings |
| Atotech Usa, Inc | 106 | Rock Hill | Electrochemical Applications, Plating & Surface Finishing |
| Lava Textiles | 100 | York | Manufacturer of Mattress Cover Fabrics |
| Groz-Beckert USA, Inc | 100 | Fort Mill | Wholesale of Textile Industry Tools, Industrial Needles and Precision Components |
| Nation Ford Chemical | 94 | Fort Mill | Specialty Organic Chemicals |
| Samuel Packaging Systems | 90 | Fort Mill | Manufacturer of Plastic Strapping |
| Bedgear, LLC | 89 | Rock Hill | Performance Bedding Essentials |
| QEMS, Inc. | 85 | Rock Hill | Electronics Manufacturer |
| Oxco, Corp. | 85 | Fort Mill | Manufacturer and Wholesale Nonwoven Materials |
| Ebara International Inc. | 83 | Rock Hill | Manufacturer of Pumps and Pumping Equipment |
| Carolina Ingredients, LLC | 80 | Rock Hill | Commercial Food Ingredients and Seasoning Blends |
| Softex Paper, Inc. | 80 | Rock Hill | Manufacturer of Sanitary Paper Products |
| SEM Products | 80 | Rock Hill | Paint, Coatings and Adhesives |
| Jameson, LLC | 75 | Clover | Manufacturer of Lighting Systems, Telecommunication Tools, and Military Tools |
| Composite Resources, Inc. | 70 | Rock Hill | Design, Prototype, and Manufacture Custom Composite Materials, Products and Machinery |
| CDI Curb Adapters | 70 | Rock Hill | Manufacturer of Curb Adapters for the HVAC Industry |
| Vision Metering, LLC | 70 | York | Refurbish Electric and Gas Meters |
| Greif | 67 | Rock Hill | Paper Tubes and Cores |
| CTR of The Carolinas, Inc. | 67 | Rock Hill | Cryogenic and Gas Handling Equipment and Services |
| Possehl Connector Services S.C., Inc. | 65 | Rock Hill | Metal Plating and Polishing |
| ADC Finishing, Inc. | 65 | York | Liquid Painting and Powder Coating |
| 3D Systems - Manufacturing | 65 | Rock Hill | Manufacturer of 3D Printing Machinery and Print Materials |
| Ambassador Packaging, Inc. | 64 | York | Folding Boxes and Cartons |
| Oerlikon Balzers Coating USA - Automotive | 64 | Rock Hill | Manufacturer of Alloy Coating of Automotive Parts |
| Superior Washer & Gasket Corp | 62 | Rock Hill | Washers and Gaskets |
| Clover Knits, Inc. | 60 | Clover | Warp and Knit Product Manufacturing |
| PBI Products, Inc | 60 | Rock Hill | Manufacturer of Heat and Flame Resistant Materials |
| Schuff Steel | 60 | Rock Hill | Structural Steel Fabrication and Erection |
| CL&D Graphics, Inc. | 59 | Rock Hill | Commercial Flexographic Printing |
| Lap Tech Industries, Inc. | 58 | York | Grinding and Pulverizing of Materials |
| Pulcra Chemicals, LLC | 57 | Rock Hill | Manufacturer of Specialty Chemicals for the Textile Industry |
| Edgeboard, Inc. | 56 | York | Manufacturer of of Paper Edging for Shipping |
| Industrial Test Systems, Inc. | 56 | Rock Hill | Manufacturer of Water Quality Testing Technology |
| Springfield Manufacturing, LLC | 55 | Clover | CNC Machine Tool Services |
| Paddock Pool Equipment Company, Inc. | 55 | Rock Hill | Manufacturer of Commercial Swimming Pool Equipment |
| Queen City Plastics, Inc | 54 | Fort Mill | PVC Conduits And Fittings |
| Anderson Under Bridge, LLC | 53 | York | Under-Bridge Inspection Equipment |
| Catoe & Nalley Industrial Solutions | 52 | Rock Hill | Fabricated Metal Product Manufacturing and Precision Services |
| Winbro Group | 52 | Rock Hill | Manufacturer of Advance Machining Technologies |
| Domtar - Rock Hill Plant | 51 | Rock Hill | Paper Product Manufacturing |
| Alliance Plastics, LLC | 51 | Rock Hill | Stretch Film Products |
| Ace Elastomer, Inc. | 51 | Rock Hill | Mixing of Rubber Compounds |
| BeaconMedaes | 50 | Rock Hill | Manufacturer of Medical and Laboratory Gas Equipment |
| Solvay Cytec Carbon Fibers | 50 | Rock Hill | Manufacturer of Chemicals, Polymers, and Additives |
| Professional Knitting Inc | 47 | Clover | Contract Knitting |
| Andritz Asko Inc. | 45 | Rock Hill | Manufacturer of Cutting Tools, Precision Measuring Tools and Machine Tool Accessories |
| Hartmann USA, Inc. | 44 | Rock Hill | Manufacturer of Healthcare Products |
| Inchem Corp. | 43 | Rock Hill | Manufacturer of Specialty Chemicals |
| Oerlikon Balzers Coating USA - Tools | 43 | Rock Hill | Manufacturer of Alloy Coating of Tools and Automotive Parts |
| Chicago Pneumatic Tool Company LLC | 40 | Rock Hill | Vehicle Service Tools, Vehicle Assembly Tools, and Pneumatic Tools Manufacturing |
| Arrival Automotive USA, Inc. | 40 | Rock Hill | Manufacturer Electric Vehicle Buses |
| Bradman Lake | 38 | Rock Hill | Industrial Machinery Distributor for Food Industry |
| Huntsman Corporation | 36 | Rock Hill | Manufacturer of Epoxy Additives and Specialty Chemical |
| Polymer Processing Inc | 36 | Rock Hill | Rubber and Plastic Toll Processor |
| DMP Corporation | 32 | Rock Hill | Waste Water Treatment Systems and Installation |
| Harrell Industries, Inc. | 31 | Rock Hill | Custom Chemicals and Provides Laboratory Space |
| PDM U.S., LLC | 30 | Rock Hill | PreInsulated Copper Roll for HVAC |
| Palmetto Recycling Services, LLC | 30 | Rock Hill | Recycling |
| Craco Metal Supply, Inc. | 30 | York | Coated Steel Products |
| Summit Stairs and Millwork of Charlotte, Inc. | 30 | Fort Mill | |
| Koppers Performance Chemicals Inc. | 29 | Rock Hill | Manufacturer of Wood Preservatives |
| Optomec, Inc. | 28 | Clover | Manufacturer of CNC Grinders, Laser Cladding and Welding Systems and Abrasive Waterjet Machines |
| CM Tucker Lumber | 27 | Rock Hill | Manufacturer of Pressured Treated Wood Products |
| Plastics Advanced Research Technology, Inc. | 27 | Clover | Manufacturer of Plastic Products |
| Reynolds Industries, Inc. | 25 | Fort Mill | Manufacturer of Industrial Mixing Equipment |
| MSI-Forks | 25 | Rock Hill | Fork-Arms for Material Handling Equipment |
| Carolina Traffic Devices | 25 | ||
| American Roller Company, LLC | 24 | Rock Hill | Rollers and Specialty Roller Coverings |
| Thomas Concrete of South Carolina Inc. | 24 | Rock Hill | Ready Mix Concrete |
| National Manufacturing & Fabrication | 24 | Rock Hill | Machine Shop & Fabrication |
| Southpaw Screen Printing and Embroidery, Inc | 23 | Rock Hill | Commercial Printing and Embroidery |
| Smith Metal & Iron Co. | 22 | Rock Hill | Process Ferrous and Non-Ferrous Metal for Scrap |
| ELC Industries LLC | 20 | Rock Hill | Manufacturer of Braids for Uniforms |
| Aquasol Corporation | 20 | Rock Hill | Chemical Manufacturing |
| Auto Chlor Systems Inc | 20 | Rock Hil | Blending of Chemicals for Sanitation Services |
| SDL Atlas USA | 20 | Rock Hill | Textile Testing Equipment |
| Holder and Company | 20 | Clover | Harness Assembly for Electronic Use |
| Rudolf Venture Chemical Inc | 19 | Rock Hill | Manufacturer of Industrial Chemicals |
| Munzing North America LP | 19 | Clover | Antifoaming and Defoaming Agents |
| T & W Textile Machinery, Inc. | 18 | Clover | Machinery for Textile Industry |
| Isochem Colors, Inc. | 17 | Clover | Manufacturer of Dyes and Commodity Chemicals |
| Action Stainless & Alloys, Inc. | 17 | Rock Hill | Metal Service Center and Machine Shop |
| Airgas Usa, LLC | 16 | Rock Hill | Industrial Gases |
| Piedmont Energy Systems, Inc. | 16 | York | Manufacturer of Custom Fabricated Bulk Storage Tanks |
| Alpha Medical Brace, LLC | 16 | Rock Hill | Medical Orthopedic Braces |
| Puckerbutt Pepper Company, LLC | 15 | Fort Mill | Peppers and Hot Sauces |
| Optimized Armor Inc. | 15 | Rock Hill | Armored Steel Fabrication for Defense and Transportation Equipment |
| Encompass Machines, Inc. | 15 | Rock Hill | Design and Manufacture Orbital, Robotic and Industrial Welding Systems |
| Frham Safety Products, Inc. | 15 | Rock Hill | Safety Products and Services |
| R. Hanauer, Inc. | 14 | Fort Mill | Handmade Silk Neckties |
| American Fiberglass Corporation | 14 | Rock Hill | Fiberglass Stock Car Racing and Kart Bodies |
| Clover Tool Grinding Inc | 14 | Clover | Tool Resharpening, Repair, and Custom Modifications |
| Yli Corporation | 13 | Rock Hill | Manufacturer of Cotton Quilting and Sewing Thread |
| Sunbelt Corporation | 13 | Rock Hill | Manufacturer of Dyes |
| Kuraray America, Inc. | 13 | Fort Mill | Vectran Fibers |
| Stafast of the Carolinas | 13 | Fort Mill | Industrial Fasteners |
| Gaulden Monuments, Inc | 13 | Rock Hill | Monument Manufacturing and Maintenance |
| Logo Works Inc | 12 | Rock Hill | Commercial Screen Printing and Embroidery |
| Banker Steel Co LLC | 12 | Rock Hill | Structural Steel Fabrication & Erection |
| HG Global Services, Inc. | 12 | Rock Hill | Engineer, Design and Manufacturing Custom Metal Products |
| York Precision, Inc. | 12 | York | Machine Shop |
| Cabinet Creations Inc | 12 | Rock Hill | Custom Cabinets |
| Renew Resources, LLC | 12 | Rock Hill | Recycled Plastic Deck Tiles |
| ACL All Cornhole | 12 | 150 E Mount Gallant Road | Manufacturer of Corn Hole Boards and Accessories |
| Permashrink, Inc. | 11 | Clover | Manufacturer of Rubber Belts for the Textile Industry |
| Venture Industries, Inc | 11 | Rock Hill | Fabricated Rubber Products |
| Chemical and Solvents, Inc | 11 | Rock Hill | Industrial and Specialty Chemical Distribution |
| C W F Crating Inc | 11 | York | Packing, Crating, and Preparing Goods for Shipping |
| Diversified Signs & Graphics Inc. | 10 | York | Manufacturer of Signs |
| The Denali Company L L C | 10 | York | Slitting of Satin Award Ribbon |
| Regal Graphics, Inc | 10 | Rock Hill | Commercial Printing |
| Red-Line, Inc. | 10 | Rock Hill | Manufacturer of Custom Blend Chemicals |
| Ind-Tech, Inc. | 10 | Clover | Machine Shop |
| WEC Machining Equipment | 10 | Rock Hill | Manufacturer of Pipe Cutting Equipment |
| IMT York LLC | 10 | York | Engage in Metal Heat Treating, Brazing and Zinc Phosphating |
| Fini USA Corp. | 10 | Rock Hill | Refurbish Air and Gas Compressors |
| Linde Hydraulics | 10 | Rock Hill | Hydraulic and Electronic Drive Systems. |
| Phillips Scientific Inc. of South Carolina | 10 | Rock Hill | ePTFE Products and Machinery |
| State Seal Co | 10 | Fort Mill | Manufacturer of Standard and Custom Designed Seals, Gaskets and Converted Products |
| Southeast Nonwovens, Inc. | 10 | Clover | Nonwoven Research and Development |
| Fluid Sciences Inc | 9 | Rock Hill | Manufacturer of Printing Ink |
| Thies Corporation | 9 | Rock Hill | Textile Machinery |
| Zippy Ice, Inc. | 8 | Rock Hill | Packaged Ice, Commercial Refrigeration Equipment |
| Reynolds & Reynolds Printing Inc | 7 | Rock Hill | Commercial Printing |
| Progressive Plastics Inc | 7 | Clover | Plastic Injection Molding |
| Southeastern Liquid Analyzers Inc | 7 | York | Manufacturer of Drinking Straws and Liquid Samplers |
| Ehren-Haus Industries, Inc | 7 | Fort Mill | Mechanical Engineering, Electrical Engineering, and Specialty Manufacturing |
| Sentury Reagents, Inc. | 6 | Rock Hill | Produce High Purity Chromium Salts |
| Precision Belting | 6 | Rock Hill | Slitting Fabric for Industrial Belting |
| Trucraft Welding & Machine Inc. | 6 | York | Machine Shop |
| Nucom Inc. | 6 | Rock Hill | Manufacturing Cutting Tools |
| Quick Tech Machining, Inc. | 6 | Mc Connells | Manufacturer of Shot Gun Chokes |
| Tex-Fil Inc | 5 | Clover | Textured Yarns |
| Harrison Machine & Plastic Corporation | 5 | Clover | Plastic Fabrication, Duct Pipes and Fittings |
| Robtech Metal Products LLC | 5 | Smyrna | Sheet Metal Fabricators |
| City Awning & Sunroom, LLC | 5 | Rock Hill | Manufacturer of Fabric, Metal and Retractable Awnings and Canopies |
| Taschner Industrial Textiles | 4 | Rock Hill | Knitted Fabrics |
| Tucker Ornamental Iron & Steel Works | 4 | Rock Hill | Railings, Gates, and Fencing |
| Barry Machine Works, Inc | 4 | Lake Wylie | Manufacturer of Machine Parts and Repair Machinery |
| Wingfan LP | 4 | Rock Hill | Industrial and Commercial Fan and Blower |
| Minuteman Press of Rock Hill Inc | 3 | Rock Hill | Commercial Printing |
| Corson Rubber Products, Inc. | 3 | Clover | Manufacturer of Extruded and Molded Rubber Products |
| Packaging Solutions, Inc. | 3 | Rock Hill | Label Machinery for the Food Packaging Industry |
| General Chemical, LLC | 3 | Catawba | Industrial Chemical Supplier |
| Airport Machine Shop | 2 | York | Machine Shop |
| Pratt Industries, Inc. | 2 | Rock Hill | Recycled Plastic Boxes and Displays |
| Leake Furniture Makers | 2 | York | Furniture |
| Valiant Specialty Finishing LL | Rock Hill | Textile Finishing Company | |
| Lindsay Precast, Inc. | Rock Hill | Manufacturer of Precast Concrete Products | |
| Harris Rebar | Catawba | Fabricator of Concrete Reinforcing Steel | |
| Southeastern Industrial, Inc. | Rock Hill | Pipe Fabrication | |
| Knot Yet Cabinets Works | ROCK HILL | Manufacture Cabinets | |
| Masonite Corporation | Tampa | ||
| FHS Supply & Manufacturing | Clover | ||
| SR Technologies | Rock Hill | ||
| STIWA Fertigungstechnik | Attnang-Puchheim | Engineering and Automation Services | |
| Southwood Corporation | Charlotte | ||
| DIRTT Environmental Solutions, Inc. | Rock Hill | Manufacturer of Personalized Modular Interior Building Systems |