 | Rantec Power Systems Inc. | los osos, california, united states | 118 | aviation and aerospace component manufacturing | 1971 | |
 | gowesty camper products | los osos, california, united states | - | automotive | 1999 | |
| collaboration soup | los osos, california, united states | - | professional training and coaching | 2009 | |
| mooretek consulting | los osos, california, united states | - | information technology and services | 2010 | |
 | dos osos timber works, inc. | los osos, california, united states | - | design | 2004 | |
| energy-wise realty | los osos, california, united states | - | real estate | 2012 | |
| hague quality water | los osos, california, united states | - | retail | - | |
| specialty stone | los osos, california, united states | - | machinery | - | |
| archer components | los osos, california, united states | - | sports | 2016 | |
| bay osos brokers | los osos, california, united states | - | real estate | - | |
| los osos community services district | los osos, california, united states | - | utilities | - | |
| baywood park community church | los osos, california, united states | - | religious institutions | - | |
| sweet springs saloon | los osos, california, united states | - | marketing and advertising | - | |
| gellerman construction | los osos, california, united states | - | construction | - | |
| the california sun | los osos, california, united states | - | newspapers | 2017 | |
| more diagnostics inc. | los osos, california, united states | - | medical device | 1985 | |
| crizer construction | los osos, california, united states | - | construction | - | |
| the traveling notary | los osos, california, united states | - | legal services | 2011 | |
| bay osos residential care | los osos, california, united states | - | hospital and health care | - | |
| mainstreet design | los osos, california, united states | - | marketing and advertising | 2008 | |
