| P.G. LIMITED LIABILITY COMPANY, Dissolved January 1, 2003Location not reported, CO · Administratively Dissolved | Location not reported, CO | LLC | Mar 24, 1993 | Administratively Dissolved |
| D&G Enterprises LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Jan 23, 2014 | Good Standing |
| VITRO CHEMICALS, FIBERS & MINING, LLCLocation not reported, CO · Good Standing | Location not reported, CO | LLC | Feb 14, 2020 | Good Standing |
| VITRO PACKAGING, LLCLocation not reported, CT · Active | Location not reported, CT | LLC | Feb 18, 2020 | Active |
| VITRO CHEMICALS, FIBERS & MINING, LLCLocation not reported, OR · Active | Location not reported, OR | LLC | Feb 11, 2020 | Active |
| Bankson Engineers, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Cemline CorporationCheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Cheswick Congregation of Jehovah's WitnessesCheswick, PA · Not reported | Cheswick, PA | Nonprofit | Not reported | Not reported |
| Rock of Ages Alliance ChurchCheswick, PA · Not reported | Cheswick, PA | Nonprofit | Not reported | Not reported |
| Deer Creek Cemetery AssociationCheswick, PA · Not reported | Cheswick, PA | Nonprofit | Not reported | Not reported |
| North American Fencing Corp.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Stover & Co IncCheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Syria Temple Holding CorporationCheswick, PA · Not reported | Cheswick, PA | Nonprofit | Not reported | Not reported |
| Weitzel, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| West Deer Township Independent Volunteer Fire Company No 2Cheswick, PA · Not reported | Cheswick, PA | Nonprofit | Not reported | Not reported |
| Corcoran Sheet Metal and Fabrication, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Iris & Ivory, Ltd.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Dorr Transit Products, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Drt Holding Corp. LlcCheswick, PA · Not reported | Cheswick, PA | LLC | Not reported | Not reported |
| Big Bear Laser, LlcCheswick, PA · Not reported | Cheswick, PA | LLC | Not reported | Not reported |
| Bochek's Towing, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Steel City Properties & Development LlcCheswick, PA · Not reported | Cheswick, PA | LLC | Not reported | Not reported |
| 400lb.communications LimitedCheswick, PA · Not reported | Cheswick, PA | LLC | Not reported | Not reported |
| Distorted Perceptions Clothing, LlcCheswick, PA · Not reported | Cheswick, PA | LLC | Not reported | Not reported |
| Shaffer's Cleaning, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Jasti IncCheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Richard E. Jaynes, Architect, LlcCheswick, PA · Not reported | Cheswick, PA | LLC | Not reported | Not reported |
| West Deer Ambulance Service, Inc.Cheswick, PA · Not reported | Cheswick, PA | Nonprofit | Not reported | Not reported |
| Paul J. Wolf Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Eichenlaub, LlcCheswick, PA · Not reported | Cheswick, PA | LLC | Not reported | Not reported |
| R. C. Killigrew CompanyCheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| East Union Presbyterian ChurchCheswick, PA · Not reported | Cheswick, PA | Nonprofit | Not reported | Not reported |
| George Roth Plumbing and Heating, Inc., a Close CorporationCheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Independence Excavating, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Advanced Diagnostic Pathology Associates, Ltd.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Angel's Distributing, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Developed Resources, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| About Pittsburgh, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Tesone Transport, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Agrecycle, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| The Women's Board of PittsburghCheswick, PA · Not reported | Cheswick, PA | Nonprofit | Not reported | Not reported |
| Eco Industries, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Mojack Music Company, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Junction Climate Control, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Spectrum Network Services, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Acf Properties, L.p.Cheswick, PA · Not reported | Cheswick, PA | Partnership | Not reported | Not reported |
| Springdale Marina Corp.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| Professional Mechanical Sales & Service, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |
| J&a Realty Company, a Limited Liability CompanyCheswick, PA · Not reported | Cheswick, PA | LLC | Not reported | Not reported |
| Mar-kath, Inc.Cheswick, PA · Not reported | Cheswick, PA | Corporation | Not reported | Not reported |