Every physical location with paid employees in San Diego ZIP codes.
Businesses for sale in San Diego, CA
42,106 business establishments operate in San Diego, and 16,585 of them employ between 5 and 99 people — the range most often bought and sold by individual owners. Professional and technical services leads the local mix with 8,755 firms.
What the San Diego business base looks like
Large enough to run without the owner on site, small enough for an individual buyer. This is where most transactions happen.
The rest are mostly owner-only businesses, which rarely change hands as going concerns.
Largest industries in San Diego
- Professional & technical services8,755
- Healthcare & social assistance5,251
- Restaurants & accommodation4,038
- Retail3,626
- Personal & repair services3,340
These five account for 59% of establishments in San Diego. A buyer's odds are best where the local base is deepest, and a seller competes with everyone else in the same column.
Source: U.S. Census Bureau, ZIP Business Patterns 2023. Figures cover the ZIP codes the Postal Service assigns to San Diego, which approximates but does not exactly match the city limits. Establishment counts are locations with paid employees; sole proprietors without employees are not included. Latest available year: 2023.
San Diego is a professional and technical services market first.
8,755 of the 25,010 businesses in the five largest categories are professional and technical services — 35% of them. That shapes who buys here and what they pay for.
Buy in San Diego
16,585 businesses here employ 5 to 99 people, so the constraint is filtering, not finding. Set a buy box on industry, price and cash flow and let it do the narrowing.
Search this marketSell in San Diego
Buyers compare inside a category. With 8,755 professional and technical services businesses in San Diego, that comparison is crowded — clean records and a documented handover are what separate one from the next.
Start an owner listingCombine several into one
Acquirers looking for scale in San Diego often cannot buy it in one piece. 8,755 professional and technical services firms is the kind of depth that lets several be combined into one company big enough for a buyer that would not look at any of them alone.
How combinations workNothing here is a listing or an offer. Confidential details stay behind NDA acceptance and the seller's own consent.