| Jeffrey a Miller Catering | Accommodation and Food Services | $1,700,903 | $1,712,786 | 82 | $25.6M |  Research |
| Jim Mellon General Contracting, Inc. | Construction | $1,575,000 | $1,584,407 | 123 | $41.9M | Research |
| Today's Child Learning Centers, INC | Health Care and Social Assistance | $1,379,545 | $1,397,556 | 159 | $25.8M | Research |
| The Community Ymca of Eastern Del Cty | Arts, Entertainment, and Recreation | $1,290,722 | $1,297,405 | 442 | N/A | Research |
| Today's Child Learning Centers Inc. | Health Care and Social Assistance | $1,271,865 | $1,285,396 | 159 | $25.8M | Research |
| The Young Mens Christian Association of Delaware County | Other Services (except Public Administration) | $1,243,076 | $1,249,070 | 300 | N/A | Research |
| Jeffrey a Miller Catering Co | Accommodation and Food Services | $1,040,037 | $1,046,364 | 70 | $13.1M | Research |
| Affectionate Home Health Care Srvs LLC | Health Care and Social Assistance | $842,337 | $846,291 | 262 | $44.9M | Research |
| Arum Healthcare Services INC | Health Care and Social Assistance | $839,510 | $844,383 | 130 | $22.3M | Research |
| V. T. Graphics, Inc. | Manufacturing | $835,960 | $843,106 | 63 | $62.5M | Research |
| V. T. Graphics Inc. | Manufacturing | $835,960 | $845,533 | 63 | $62.5M | Research |
| Affectionate Home Health Care Srvs LLC | Health Care and Social Assistance | $780,183 | $788,397 | 118 | $20.2M | Research |
| Kalan LP | Manufacturing | $697,200 | $701,326 | 70 | $17.1M | Research |
| Step by Step Child Care Center, Inc. | Health Care and Social Assistance | $685,365 | $691,317 | 113 | $18.3M | Research |
| Accurate Recycling Corp | Administrative and Support and Waste Management | $637,300 | $644,257 | 41 | $7.8M | Research |
| Edward J. Meloney Inc. | Construction | $521,200 | $530,853 | 13 | <$5M | Research |
| Franklin Fountain LLC | Accommodation and Food Services | $480,300 | $486,708 | 40 | $7.1M | Research |
| Tickettakers, Inc. | Administrative and Support and Waste Management | $453,500 | $340,565 | 135 | $25.5M | Research |
| Interior Maintenance Company Inc. | Administrative and Support and Waste Management | $421,763 | $424,727 | 75 | $14.2M | Research |
| Interior Maintenance Company | Administrative and Support and Waste Management | $421,762 | $425,054 | 75 | $16.2M | Research |
| Provision Productions INC | Real Estate and Rental and Leasing | $417,570 | $422,272 | 29 | $13.1M | Research |
| Step by Step Child Care Center INC | Health Care and Social Assistance | $406,830 | $408,290 | 81 | $13.1M | Research |
| E.o. Habhegger Company, Inc. | Wholesale Trade | $403,800 | $405,957 | 38 | $11.6M | Research |
| Americans Home Care Llc-Sba Small 7a Term | Unknown | $352,480 | $354,526 | 54 | N/A | Research |
| Accurate Trash Removal INC | Administrative and Support and Waste Management | $342,000 | $344,508 | 26 | <$5M | Research |