| 1 | Alpha Steel CompanyNot reported | Corporation | Not reported | Not reported |
| 2 | Arsenal Finance CoNot reported | Corporation | Not reported | Not reported |
| 3 | Art Bronze and Manufacturing CompanyNot reported | Corporation | Not reported | Not reported |
| 4 | Bigelow National Furniture CorporationNot reported | Corporation | Not reported | Not reported |
| 5 | The Bram CorporationNot reported | Corporation | Not reported | Not reported |
| 6 | Zk Marine, Inc.Not reported | Corporation | Not reported | Not reported |
| 7 | Discount Cars, Inc.Not reported | Corporation | Not reported | Not reported |
| 8 | Du-kane Supply Co.Not reported | Corporation | Not reported | Not reported |
| 9 | Fall-out Shelters, Inc.Not reported | Corporation | Not reported | Not reported |
| 10 | Fiber Glass General Products CorpNot reported | Corporation | Not reported | Not reported |
| 11 | Gordill Chemical CorporationNot reported | Corporation | Not reported | Not reported |
| 12 | C. E. Holden, Inc.Not reported | Corporation | Not reported | Not reported |
| 13 | Lancer Industries, Inc.Not reported | Corporation | Not reported | Not reported |
| 14 | Lawrenceville Post #531 the American Legion IncNot reported | Nonprofit | Not reported | Not reported |
| 15 | Mardie's Furniture, Inc.Not reported | Corporation | Not reported | Not reported |
| 16 | Mccurio Florist CompanyNot reported | Corporation | Not reported | Not reported |
| 17 | Wesley A. Mellon Warehouse IncNot reported | Corporation | Not reported | Not reported |
| 18 | Morel Color Laboratories IncNot reported | Corporation | Not reported | Not reported |
| 19 | Murray & Murray Building Co.Not reported | Corporation | Not reported | Not reported |
| 20 | Ninth Ward Youth AssociationNot reported | Nonprofit | Not reported | Not reported |
| 21 | Packaged Plants, Inc.Not reported | Corporation | Not reported | Not reported |
| 22 | Pitt Steel Co IncNot reported | Corporation | Not reported | Not reported |
| 23 | Pittsburgh Greens CompanyNot reported | Corporation | Not reported | Not reported |
| 24 | Pittsburgh Industrial Service CoNot reported | Corporation | Not reported | Not reported |
| 25 | Pittsburgh Soft Ball Umpires AssociationNot reported | Nonprofit | Not reported | Not reported |
| 26 | Sharp Bros. Equipment, Inc.Not reported | Corporation | Not reported | Not reported |
| 27 | Sixth Ward Veterans' ClubNot reported | Nonprofit | Not reported | Not reported |
| 28 | Stafco Products CorporationNot reported | Corporation | Not reported | Not reported |
| 29 | Teeters, Don IncNot reported | Corporation | Not reported | Not reported |
| 30 | Thorpe Equipment CorporationNot reported | Corporation | Not reported | Not reported |
| 31 | Valley Sportsman ClubNot reported | Nonprofit | Not reported | Not reported |
| 32 | Vista-lux CorporationNot reported | Corporation | Not reported | Not reported |
| 33 | York-gillespie Manufacturing CompanyNot reported | Corporation | Not reported | Not reported |