| R & L Development Company | Construction | $1,484,124 | $1,493,354 | 101 | $31.3M |  AI Deep Dive |
| R & L Development Company | Professional, Scientific, and Technical Services | $1,324,900 | $1,156,265 | 100 | $20.8M | AI Deep Dive |
| West Central Equipment LLC | Real Estate and Rental and Leasing | $1,305,013 | $1,313,096 | 88 | $39.8M | AI Deep Dive |
| D & M Contracting, Inc. | Construction | $1,006,288 | $1,012,877 | 95 | $29.4M | AI Deep Dive |
| Watt's Truck Center Inc. | Retail Trade | $391,000 | $393,807 | 28 | $7.1M | AI Deep Dive |
| Watt's Mack Sales | Retail Trade | $375,800 | $379,156 | 27 | $6.8M | AI Deep Dive |
| The Watt Business Group, Inc. | Wholesale Trade | $368,200 | $371,095 | 22 | $6.7M | AI Deep Dive |
| Western Pennsylvania Operating Engineers & Joint Apprentices | Educational Services | $339,840 | $341,991 | 17 | N/A | AI Deep Dive |
| Steel Core Construction, Inc. | Construction | $330,295 | $333,281 | 42 | $14.3M | AI Deep Dive |
| Western Pennsylvania Operating Engineers Joint Apprenticeshi | Other Services (except Public Administration) | $324,470 | $326,524 | 17 | N/A | AI Deep Dive |
| Curry & Kepple, Inc. | Transportation and Warehousing | $240,800 | $212,611 | 17 | <$5M | AI Deep Dive |
| Curry & Kepple Inc. | Transportation and Warehousing | $215,868 | $218,275 | 17 | <$5M | AI Deep Dive |
| Armstrong Drilling, Inc. | Mining, Quarrying, and Oil and Gas Extraction | $212,160 | $213,692 | 10 | <$5M | AI Deep Dive |
| Armstrong Drilling Inc. | Construction | $208,030 | $209,839 | 19 | $7.1M | AI Deep Dive |
| Castelli Development Corporation, Llc. | Mining, Quarrying, and Oil and Gas Extraction | $176,075 | $86,309 | 15 | <$5M | AI Deep Dive |
| Homer City Automation Incorporated | Manufacturing | $165,900 | $166,895 | 12 | <$5M | AI Deep Dive |
| Twinsrx, LLC | Wholesale Trade | $141,600 | $142,698 | 14 | <$5M | AI Deep Dive |
| Grabiak Chevrolet, Inc. | Retail Trade | $135,600 | $136,447 | 25 | $6.3M | AI Deep Dive |
| Walnut Grove Transport LLC | Transportation and Warehousing | $63,992 | $64,755 | 6 | <$5M | AI Deep Dive |
| Walnut Grove Transport, LLC | Transportation and Warehousing | $50,900 | $51,334 | 6 | <$5M | AI Deep Dive |
| Stone Tower Contracting | Construction | $48,100 | $12,340 | 3 | <$5M | AI Deep Dive |
| Moyer Insurance, Inc. | Finance and Insurance | $43,700 | $44,051 | 4 | <$5M | AI Deep Dive |
| Msf Enterprise LLC | Other Services (except Public Administration) | $40,200 | $40,546 | 17 | <$5M | AI Deep Dive |
| Prodigy Electrical Group LLC | Construction | $40,060 | $40,476 | 4 | <$5M | AI Deep Dive |
| Lone Maple Agricultural Service, Inc. | Agriculture, Forestry, Fishing and Hunting | $39,500 | $39,848 | 4 | <$5M | AI Deep Dive |