| Farm Supply Company | Retail Trade | $874,890 | $883,274 | 110 | $25.9M |  Research |
| Sycamore Hospitality Management, INC | Accommodation and Food Services | $868,104 | $877,998 | 112 | $35.0M | Research |
| Whitefox Defense Technologies Inc. | Professional, Scientific, and Technical Services | $866,469 | $873,762 | 33 | $6.9M | Research |
| Integrated Health Concepts, Inc. | Health Care and Social Assistance | $854,137 | $861,231 | 57 | $9.8M | Research |
| Hospice Partners INC | Health Care and Social Assistance | $849,300 | $860,632 | 54 | $9.2M | Research |
| Integrated Health Concepts, Inc. | Retail Trade | $848,962 | $853,513 | 57 | $9.9M | Research |
| Hospice Partners INC | Health Care and Social Assistance | $839,400 | $850,117 | 55 | $9.4M | Research |
| Wallace Group, a California Corporation | Professional, Scientific, and Technical Services | $832,067 | $841,482 | 10 | <$5M | Research |
| Wicks Roofing, Inc. | Professional, Scientific, and Technical Services | $826,300 | $836,170 | 74 | $10.4M | Research |
| Wealth Source Partners LLC | Finance and Insurance | $816,400 | $823,929 | 51 | $26.2M | Research |
| Slo Brewing Company LLC | Accommodation and Food Services | $813,753 | $820,842 | 72 | $8.8M | Research |
| Cuesta Investments, Inc. | Retail Trade | $790,639 | $800,522 | 61 | $15.4M | Research |
| Coastal Cardiology, a Medical Corporation | Health Care and Social Assistance | $783,100 | $792,283 | 79 | $24.8M | Research |
| Land Gorilla, LLC | Retail Trade | $757,500 | $766,258 | 63 | $9.8M | Research |
| Auspient INC | Professional, Scientific, and Technical Services | $756,803 | $764,184 | 51 | $10.5M | Research |
| Auspient | Professional, Scientific, and Technical Services | $756,800 | $762,709 | 63 | $13.0M | Research |
| Hysen-Johnson Ford Inc. | Retail Trade | $721,134 | $725,501 | 52 | $13.1M | Research |
| Hysen Johnson Ford, Inc. | Retail Trade | $721,134 | $726,563 | 52 | $13.1M | Research |
| Boutique Hotel Collection Inc. | Accommodation and Food Services | $713,755 | $719,406 | 40 | $12.5M | Research |
| Better Half Productions Inc. | Accommodation and Food Services | $710,332 | $0 | 27 | $5.0M | Research |
| Apple Farm Collections-Slo, Inc. | Accommodation and Food Services | $710,031 | $421,473 | 55 | $17.2M | Research |
| Transitions-Mental Health Association | Health Care and Social Assistance | $702,965 | $712,904 | 160 | N/A | Research |
| Alpha Fire Unlimited Inc. | Construction | $701,898 | $711,178 | 55 | $18.7M | Research |
| United Cerebral Palsy Association of San Luis Obispo County | Transportation and Warehousing | $695,645 | $703,722 | 115 | N/A | Research |
| Etrok Enterprises Inc. | Manufacturing | $691,885 | $696,349 | 55 | $19.4M | Research |