| 1 | Allegheny Valley Midget Motor AssociationNot reported | Nonprofit | Not reported | Not reported |
| 2 | Allegheny Valley Steel Company, Inc.Not reported | Corporation | Not reported | Not reported |
| 3 | Allegheny Valley Swimming Pool Association, Inc.Not reported | Nonprofit | Not reported | Not reported |
| 4 | Basset Press and Mailing Co.Not reported | Corporation | Not reported | Not reported |
| 5 | Cheswick-springdale Lions ClubNot reported | Nonprofit | Not reported | Not reported |
| 6 | Colfax Amusement CompanyNot reported | Corporation | Not reported | Not reported |
| 7 | Fricioni Bros., Inc.Not reported | Corporation | Not reported | Not reported |
| 8 | Kaa Gee's Office Services, Inc.Not reported | Corporation | Not reported | Not reported |
| 9 | Kool-base Boiler CorporationNot reported | Corporation | Not reported | Not reported |
| 10 | Kool-base Boiler Sales, IncorporatedNot reported | Corporation | Not reported | Not reported |
| 11 | R I Lampus CompanyNot reported | Corporation | Not reported | Not reported |
| 12 | Lower Allegheny Valley Development CorporationNot reported | Nonprofit | Not reported | Not reported |
| 13 | Lower Valley Service CorporationNot reported | Nonprofit | Not reported | Not reported |
| 14 | W. R. Negrich & Sons, Inc.Not reported | Corporation | Not reported | Not reported |
| 15 | Odd Fellows Building Association of Springdale PennsylvaniaNot reported | Nonprofit | Not reported | Not reported |
| 16 | Paclo CorporationNot reported | Corporation | Not reported | Not reported |
| 17 | Painters IncorporatedNot reported | Corporation | Not reported | Not reported |
| 18 | Springdale Open Bible ChurchNot reported | Nonprofit | Not reported | Not reported |
| 19 | Power City Leasing, Inc.Not reported | Corporation | Not reported | Not reported |
| 20 | Wise Industries, Inc.Not reported | Corporation | Not reported | Not reported |
| 21 | Robert's Carpeting, IncorporatedNot reported | Corporation | Not reported | Not reported |
| 22 | Robert's Interiors, Inc.Not reported | Corporation | Not reported | Not reported |
| 23 | Robert's Studio of Interior Design, Inc.Not reported | Corporation | Not reported | Not reported |
| 24 | S & S Motors IncNot reported | Corporation | Not reported | Not reported |
| 25 | Sports-ray Publishing CompanyNot reported | Corporation | Not reported | Not reported |
| 26 | Springdale Athletic Club, Inc.Not reported | Nonprofit | Not reported | Not reported |
| 27 | Springdale Boat ClubNot reported | Nonprofit | Not reported | Not reported |
| 28 | Springdale Building and Loan AssociationNot reported | Corporation | Not reported | Not reported |
| 29 | Lower Valley Business AssociationNot reported | Nonprofit | Not reported | Not reported |
| 30 | Springdale-cheswick Junior Chamber of CommerceNot reported | Nonprofit | Not reported | Not reported |
| 31 | Springdale Community Celebrations Committee, IncorporatedNot reported | Nonprofit | Not reported | Not reported |
| 32 | Springdale Community CenterNot reported | Nonprofit | Not reported | Not reported |
| 33 | Springdale Free Public LibraryNot reported | Nonprofit | Not reported | Not reported |
| 34 | Springdale Knights of Columbus Home AssociationNot reported | Nonprofit | Not reported | Not reported |
| 35 | Springdale Veterans AssociationNot reported | Nonprofit | Not reported | Not reported |
| 36 | Springdale Volunteer Fire DepartmentNot reported | Nonprofit | Not reported | Not reported |
| 37 | Springdale Volunteer Fire Department Relief AssociationNot reported | Nonprofit | Not reported | Not reported |
| 38 | Steel City Furnace CorporationNot reported | Corporation | Not reported | Not reported |
| 39 | Steel City Furnace Sales, IncNot reported | Corporation | Not reported | Not reported |
| 40 | United Fixture Hardware Co.Not reported | Corporation | Not reported | Not reported |
| 41 | James H. Walker O.d., Inc.Not reported | Corporation | Not reported | Not reported |
| 42 | Waltronics, Inc.Not reported | Corporation | Not reported | Not reported |
| 43 | Wise Furnace & Boiler CorporationNot reported | Corporation | Not reported | Not reported |
| 44 | Wise Furnace & Boiler Sales CorporationNot reported | Corporation | Not reported | Not reported |
| 45 | Wise, Inc.Not reported | Corporation | Not reported | Not reported |
| 46 | Top It, Inc.Not reported | Corporation | Not reported | Not reported |
| 47 | N. Dithridge Street Associates, LpNot reported | Partnership | Not reported | Not reported |
| 48 | N. Dithridge Street Associates IncNot reported | Corporation | Not reported | Not reported |
| 49 | Mba Masonry, Inc.Not reported | Corporation | Not reported | Not reported |
| 50 | From Italy, Inc.Not reported | Corporation | Not reported | Not reported |