| Company Name | Industry Type | Park |
| ABF USA (Kite Tables) | Office furniture company | Corporate Center |
| Altadis USA, Inc. | Cigar boxes & wrappers | McAdoo |
| Archer Daniels Midland | Manufacturer of cocoa products | Humboldt North |
| BelleMarque, LLC | Manufacturer of washroom towels / napkins | Valmont |
| Bemis Company | Extrusion & printing of polyfilm | Valmont |
| Bimbo Bakeries USA | Bakery food products | Humboldt |
| Bimbo Bakeries USA | Bakery food products | Valmont |
| Cargill Meat Solutions | Retail meat processing facility | Humboldt West |
| Concord Plastics | Plastics recycling | Valmont |
| Dial Corporation | Household laundry and cleaning products | Valmont |
| Dober Group | Wastewater and chemical treatment | Humboldt |
| Down River | Honeycomb for door panels | Valmont |
| EAM Mosca | Plastic strapping | Valmont |
| E.S. Kluft & Co. | Manufacturer of luxury mattresses | Humboldt North |
| Exopack Packaging | Multiwall bags | Humboldt |
| Fabri-Kal Corporation | Packaging products | Valmont |
| Federal Business Products | Printing of business forms | Valmont |
| Fegley Vault | Concrete burial vaults | McAdoo |
| Fimbel Door Corporation | Garage door openers | McAdoo |
| First Quality Nonwovens | Nonwoven fabric | Humboldt West |
| Freedom Corrugated | Corrugated sheet manufacturer | Humboldt |
| Gonnella Frozen Products, LLC. | Frozen bakery products | Humboldt North |
| Graham Packaging | Plastic bottles | Humboldt |
| Graham Packaging | Plastic containers | Valmont |
| Greif Brothers Corporation | Plastic packaging products | Valmont |
| UTC Cargo Group (formerly Haulmark Trailers) | Sport, racing & concession trailers | McAdoo |
| Hazleton Environmental | Air strippers | Valmont |
| Hershey Company | Molded chocolate products | Humboldt |
| High Mountain Hardware | Steel and wood doors and frames | McAdoo |
| IMR Limited | Microfilm & Microfiche | Valmont |
| International Paper | Paper conversion | Valmont |
| Insteel Wire Products (formerly Ivy Steel & Wire) | Welded wire mesh | Humboldt |
| Johns Manville | Urethane roof insulation | Valmont |
| Meadow Burke Products | Paving & concrete products | Humboldt |
| Neuropedic, LLC | Manufacturer of products for health care & consumer markets | Valmont |
| Otis Spunkmeyer | Bakery products | Humboldt |
| Pretium Packaging | PVC containers | Humboldt |
| Plastinetics | PVC Manifolds | Humboldt |
| Polyglass USA | Rolled roofing materials | Humboldt |
| Premier Ink Systems | Water based printing inks | Valmont |
| Pretium Packaging | Clear polyester bottles | Humboldt |
| Progressive Converting | Paper converting services | Humboldt |
| PSI Container | Corrugated boxes | McAdoo |
| Worldcolor Hazleton | Printing of telephone directories | Humboldt |
| Silgan White Cap | Metal closures | Valmont |
| Simmons Company | Mattresses | Humboldt |
| International Paper (formerly Temple - Inland) | Corrugated shipping containers | Humboldt |
| Therma-Tek | Industrial ovens | Valmont |
| Troy Manufacturing | Pharmaceutical sports cream | Valmont |
| Valmont Newmark | Tubular steel poles | Valmont |
| Vita Line Products | Manufacturer of pet food | Humboldt North |
| Company Name | Industry Type | Park |
| Affinia Group | Aftermarket parts for automotive industry | Humboldt |
| Amazon.com | Northeast distributor of books, cds, dvds | Humboldt |
| Auto Zone | Northeast distributor of auto parts | Humboldt North |
| Bradley Caldwell | Distributor of hardware, farm & pet supplies | Valmont |
| EB Brands | Giftware distributor | Humboldt |
| Econoco | Retail fixtures | Humboldt |
| Edwards Distribution Services, Inc. | Office furniture supply distributor | Valmont |
| EPA Logistics (Ozbo.com) | Internet Retailer | Valmont |
| Farmer's Dairy | Distributor of beverages | Valmont |
| Forbo Linoleum | Floor covering | Humboldt |
| Fifth Gear - Tabcom, LLC (Pets United) | Pet products and handcraft products | Humboldt |
| Full Service Foods Group | Warehouse for vending and coffee supplies | McAdoo |
| Genco ATC | Supply Chain Solutions (Logistics Company) | Humboldt |
| GTS Warehousing & Logistics | Warehousing, storage and local trucking | Humboldt |
| JPC Equestrian Inc | Equestrian apparel | Corporate Center |
| Karchner Logistics | Third Party Logistics | Humboldt / Valmont |
| Keystone Fluid Power Inc. | Hydraulic/pneumatic fluid power | Valmont |
| Michael's Handcrafts | Northeast distributor of handcraft products | Humboldt West |
| NBTY, Inc. | Distributor of vitamins | Humboldt |
| Office Max | Northeast distributor of office supplies | Humboldt West |
| PECO Pallet | Receive, sort, store, repair, and reissue wooden pallets | Humboldt North |
| Penske Logistics | Third Party Logistics | Humboldt West |
| Pets United, LLC | Distributor of pet products | Humboldt |
| Pitt-Ohio | Less than truckload terminal | Humboldt |
| RAC ENT (AimToFind.com) | Online sales of electronics and appliances | Valmont |
| Romark Logistics | Plastic bottles | Humboldt |
| Siegwerk Ink Packaging | Fluid ink products | Corporate Center |
| Tootsie Roll Industries | Northeast distributor of Tootsie Roll products | Humboldt East |
| US Cold Storage | Refridgerated storage and warehouse | Humboldt North |
| WDS, Inc. (Women's Distrib Srvcs) | Warehouse and Distribution | Humboldt |
| Company Name | Industry Type | Park |
| ADT Security | Security | Corporate Center |
| Bearings and Drives Unlimited II Inc. | Transmission and Power Train Parts | Humboldt |
| Burger King | Fast food restaurant | Humboldt Station |
| Coyne Textile Services | Industrial Laundry | Valmont |
| East Penn Truck Services | New/Used trucking dealer & service | Valmont |
| Gaughan Plumbing and Heating Inc | Plumbing and Heating | McAdoo |
| Gottstein Contracting Corporation | Contracting company | Humboldt |
| Hazleton Site Contractors | Site contracting, paving and utilities | Humboldt |
| Holiday Inn Express | Hotel | Corporate Center |
| IUPAT Training Center | Union Training | Corporate Center |
| Lakeside Energy | Gas Portion Co-Gen Plant | Humboldt |
| Leader Data Processing | Data Computer Services | Valmont |
| Master Mechanical | HVAC installer | McAdoo |
| McCann School of Business | Business School | Humboldt |
| Network Solutions | Call center / technical support services for domain name registration | Corporate Center |
| New Global Marketing, Inc. (BestCigarPrices.com) | Mail / web-order, premium cigar ecommerce company | Corporate Center |
| Pennsylvania Monument Company | Granite & Marble Monuments | Humboldt |
| Penske Truck Leasing | Truck leasing | Valmont |
| PPL Electric Utilities | Electricity system facilities center | Humboldt |
| Pro Rehabilitation Services | Physical and Occupational Therapy | Valmont |
| Residence Inn by Marriott | Hotel | Humboldt Station |
| Service Electric Cablevision | Maintain and Service Cable TV/Financial Office | Humboldt |
| Sonic Drive-In | Fast food restaurant | Humboldt Station |
| Tosca, Ltd. | Service & management of returnable containers | Humboldt West |
| Turkey Hill | Convenience store / Gas station | Humboldt Station |
| United Environmental Services | Environmental Consulting Services | Corporate Center |
