| 1 | Allegheny Cougar Athletic FoundationNot reported | Nonprofit | Not reported | Not reported |
| 2 | Barth Industries, Inc.Not reported | Corporation | Not reported | Not reported |
| 3 | Beever, Albert Co.Not reported | Corporation | Not reported | Not reported |
| 4 | Ben Ruz Golf AssociationNot reported | Nonprofit | Not reported | Not reported |
| 5 | Bill's Bargain Store No 1 IncNot reported | Corporation | Not reported | Not reported |
| 6 | Crain, G M River Towing IncNot reported | Corporation | Not reported | Not reported |
| 7 | Dalbar CorpNot reported | Corporation | Not reported | Not reported |
| 8 | Duquesne Mine Supply CompanyNot reported | Corporation | Not reported | Not reported |
| 9 | Esther's Hobby & Toy Center, Inc.Not reported | Corporation | Not reported | Not reported |
| 10 | Garfield, Inc.Not reported | Corporation | Not reported | Not reported |
| 11 | Grant Distributing Company IncNot reported | Corporation | Not reported | Not reported |
| 12 | Hammond IncNot reported | Corporation | Not reported | Not reported |
| 13 | Jerglor Coffee CoNot reported | Corporation | Not reported | Not reported |
| 14 | Keystone Manufacturing & Sales CoNot reported | Corporation | Not reported | Not reported |
| 15 | Marak's, Inc.Not reported | Corporation | Not reported | Not reported |
| 16 | Mccormick Motor Sales, Inc.Not reported | Corporation | Not reported | Not reported |
| 17 | Miller Stockyard Freezer Beef, Inc.Not reported | Corporation | Not reported | Not reported |
| 18 | Millvale Active Aid and Social AssociationNot reported | Nonprofit | Not reported | Not reported |
| 19 | Millvale Appliance CompanyNot reported | Corporation | Not reported | Not reported |
| 20 | Millvale Beef Company, Inc.Not reported | Corporation | Not reported | Not reported |
| 21 | Millvale Boating BaseNot reported | Nonprofit | Not reported | Not reported |
| 22 | Millvale Centennial CommitteeNot reported | Nonprofit | Not reported | Not reported |
| 23 | Millvale Cleaning Shop, Inc.Not reported | Corporation | Not reported | Not reported |
| 24 | Millvale Land and Development Corporation (the)Not reported | Corporation | Not reported | Not reported |
| 25 | Millvale Post 118 Vfw IncNot reported | Nonprofit | Not reported | Not reported |
| 26 | Millvale Volunteer Fire DepartmentNot reported | Nonprofit | Not reported | Not reported |
| 27 | Monper Dairy Co IncNot reported | Corporation | Not reported | Not reported |
| 28 | Morcraft IncorporatedNot reported | Corporation | Not reported | Not reported |
| 29 | Nethling Chevrolet CoNot reported | Corporation | Not reported | Not reported |
| 30 | Schneider Sheet Metal CompanyNot reported | Corporation | Not reported | Not reported |
| 31 | Shaler Lumber and Builders Supply Co IncNot reported | Corporation | Not reported | Not reported |
| 32 | Smalstig Inc.Not reported | Corporation | Not reported | Not reported |
| 33 | Super People, Inc.Not reported | Corporation | Not reported | Not reported |
| 34 | Sylvania Nurseries IncNot reported | Corporation | Not reported | Not reported |
| 35 | Toots & Bill's Leisure Lounge, Inc.Not reported | Corporation | Not reported | Not reported |
| 36 | Tutino Brothers, Inc.Not reported | Corporation | Not reported | Not reported |
| 37 | Union Auto Exchange CoNot reported | Corporation | Not reported | Not reported |
| 38 | A. J. Wittman Inc.Not reported | Corporation | Not reported | Not reported |
| 39 | C & N Real Estate, LlcNot reported | LLC | Not reported | Not reported |
| 40 | Nicos Contracting Company, LlcNot reported | LLC | Not reported | Not reported |
| 41 | Conjuta Enterprises, Inc.Not reported | Corporation | Not reported | Not reported |
| 42 | Manufacturers' Warehouse, Inc.Not reported | Corporation | Not reported | Not reported |
| 43 | Romber CorporationNot reported | Corporation | Not reported | Not reported |
| 44 | Pfeifer Funeral Home, Inc.Not reported | Corporation | Not reported | Not reported |
| 45 | Sleeping Beauty, Inc.Not reported | Corporation | Not reported | Not reported |
| 46 | Millvale Area Revitalization CorporationNot reported | Nonprofit | Not reported | Not reported |
| 47 | Sterling Printing & Graphics, Inc.Not reported | Corporation | Not reported | Not reported |
| 48 | Kress Dental Ceramics, Inc.Not reported | Corporation | Not reported | Not reported |
| 49 | Millvale Housing Concern, IncorporatedNot reported | Nonprofit | Not reported | Not reported |
| 50 | Gally's, Inc.Not reported | Corporation | Not reported | Not reported |