| CKCalumet Karns City Refining | Karns City | PA | Petroleum and Coal Products Manufacturing324199 | 100-499 | ● ACTIVE |
Cam Innovation INC | Hanover | PA | Machinery Manufacturing333518 | — | ● ACTIVE |
Cannon Instrument Company | State College | PA | Computer and Electronic Product Manufacturing334513 | 100-499 | ● ACTIVE |
Cera-met LLC | Bethlehem | PA | Primary Metal Manufacturing331524 | 100-499 | ● ACTIVE |
| CCChampion Carrier CORP | Hermitage | PA | Fabricated Metal Product Manufacturing332117 | 100-499 | ● ACTIVE |
Chemcoat, INC | Montoursville | PA | Chemical Manufacturing325510 | 20-99 | ● ACTIVE |
Chemcut Holdings, LLC | State College | PA | Chemical Manufacturing325998 | 20-99 | ● ACTIVE |
| CRChestnut Ridge Foam INC | Latrobe | PA | Plastics and Rubber Products Manufacturing326150 | 100-499 | ● ACTIVE |
Chick Machine Company, LLC | Butler | PA | Fabricated Metal Product Manufacturing332710 | 20-99 | ● ACTIVE |
Chronolog CORP | Havertown | PA | Computer and Electronic Product Manufacturing334510 | 1-19 | ● ACTIVE |
| CDChurch & Dwight Company, INC. | York | PA | Chemical Manufacturing325411 | 500+ | ● ACTIVE |
Cid Associates INC | Sarver | PA | Fabricated Metal Product Manufacturing332311 | 20-99 | ● ACTIVE |
C & J Industries INC | Meadville | PA | Plastics and Rubber Products Manufacturing326199 | — | ● ACTIVE |
C-k Composites Co., LLC | Mount Pleasant | PA | Plastics and Rubber Products Manufacturing326121 | — | ● ACTIVE |
| CIClassic Industries Corporation | Latrobe | PA | Plastics and Rubber Products Manufacturing326199 | 100-499 | ● ACTIVE |
Clearfield Metal Technologies INC | Clearfield | PA | Fabricated Metal Product Manufacturing332117 | — | ● ACTIVE |
| CFClemens Food Group/hatfield Plt | Hatfield | PA | Food Manufacturing311611 | — | ● ACTIVE |
C & L Rivet CO INC | Hatboro | PA | Fabricated Metal Product Manufacturing332722 | 1-19 | ● ACTIVE |
Cmg Process, INC | Clark | PA | Fabricated Metal Product Manufacturing332710 | — | ● ACTIVE |
| CCCoating & Converting Technologies CORP | Philadelphia | PA | Paper Manufacturing322220 | 20-99 | ● ACTIVE |
Computer Components Corporation | Philadelphia | PA | Fabricated Metal Product Manufacturing332322 | 20-99 | ● ACTIVE |
Conductive Technologies INC | York | PA | Printing and Related Support Activities323113 | — | ● ACTIVE |
Conestoga Wood Specialties CORP | East Earl | PA | Wood Product Manufacturing321912 | — | ● ACTIVE |
Consolidated Storage Companies, INC. | Tatamy | PA | Primary Metal Manufacturing331221 | — | ● ACTIVE |
Cook Myosite INC | Pittsburgh | PA | Chemical Manufacturing325414 | 100-499 | ● ACTIVE |
| CCCoopers Creek Chemical CORP | West Conshohocken | PA | Chemical Manufacturing325110 | 20-99 | ● ACTIVE |
Copperhead Chemical Company INC. | Tamaqua | PA | Chemical Manufacturing325412 | 20-99 | ● ACTIVE |
Corestar International Corporation | Irwin | PA | Fabricated Metal Product Manufacturing332710 | 20-99 | ● ACTIVE |
Corry Manufacturing Company | Corry | PA | Fabricated Metal Product Manufacturing332322 | 100-499 | ● ACTIVE |
Creative Pultrusions INC | Alum Bank | PA | Chemical Manufacturing325211 | 100-499 | ● ACTIVE |
Crescent Industries INC | New Freedom | PA | Plastics and Rubber Products Manufacturing326199 | 100-499 | ● ACTIVE |
| CICroda, INC. - Mill Hall, Pa | Mill Hall | PA | Chemical Manufacturing325411 | 100-499 | ● ACTIVE |
| CCCse Corporation | Export | PA | Machinery Manufacturing333131 | 20-99 | ● ACTIVE |
| CWCurtiss Wright Epd | Bethlehem | PA | Machinery Manufacturing333911 | 100-499 | ● ACTIVE |
Custom Engineering CO | Erie | PA | Fabricated Metal Product Manufacturing332117 | 20-99 | ● ACTIVE |
Custom Laminating CORP | Mount Bethel | PA | Plastics and Rubber Products Manufacturing326130 | 20-99 | ● ACTIVE |
| DFDairy Farmers of Amer Inc/reading | Reading | PA | Food Manufacturing311514 | 20-99 | ● ACTIVE |
Daniel Leiss | Somerset | PA | Fabricated Metal Product Manufacturing332322 | 20-99 | ● ACTIVE |
| DVDanzer Veneer Americas, INC | Darlington | PA | Wood Product Manufacturing321211 | 100-499 | ● ACTIVE |
Davlyn Manufacturing CO LLC | Spring City | PA | Textile Mills313310 | 20-99 | ● ACTIVE |
| DNDe Nora Water Technologies LLC | Colmar | PA | Chemical Manufacturing325998 | 20-99 | ● ACTIVE |
Dentalez, INC. | Lancaster | PA | Miscellaneous Manufacturing339114 | — | ● ACTIVE |
Derbyshire Machine & Tool CO | Philadelphia | PA | Fabricated Metal Product Manufacturing332919 | 20-99 | ● ACTIVE |
| DDDfa Dairy Brands Fluid, LLC | Lebanon | PA | Food Manufacturing311511 | — | ● ACTIVE |
Diamondback Automotive Accessories, INC. | Philipsburg | PA | Transportation Equipment Manufacturing336390 | 100-499 | ● ACTIVE |
Diamond Manufacturing Company | Wyoming | PA | Fabricated Metal Product Manufacturing332116 | 100-499 | ● ACTIVE |
Dietz & Watson INC | Philadelphia | PA | Food Manufacturing311612 | 500+ | ● ACTIVE |
D. L. Martin CO. | Mercersburg | PA | Fabricated Metal Product Manufacturing332710 | 100-499 | ● ACTIVE |
Donald B Remmey INC | Beaver Springs | PA | Wood Product Manufacturing321920 | 20-99 | ● ACTIVE |
D & R Machine Co., LLC | Southampton | PA | Fabricated Metal Product Manufacturing332710 | 20-99 | ● ACTIVE |