NAICS 541330

Engineering Services in Atascadero, CA

The 1 ZIP codes assigned to Atascadero contained 12 Engineering establishments in 2023.

Establishments (2023)
12
1 ZIP codes
10 or more employees
n/a
Practical financing floor
Share of county
10%
San Luis Obispo County
City population
29,464
2025 estimate

Figures cover the ZIP codes the U.S. Postal Service assigns to Atascadero (93422). ZIP areas are not municipal boundaries: they can extend beyond city limits and are shared between neighbouring places. This is a count of establishments in Atascadero's ZIP codes, not a count of businesses inside its city limits.

Establishments by size

Employee-count distribution. For most buyers the businesses worth pursuing sit in the 5 to 49 range: large enough to have a manager and real systems, small enough to be owner-operated.

EmployeesEstablishmentsShareDistribution
1-4975.0%

How this market compares

Atascadero against every other city in California on the same measure. City figures cover the ZIP codes assigned to the place rather than its municipal boundary, so they are compared as a share of the businesses in those same ZIP codes rather than per resident. Cities with fewer than 500 businesses in total are left unranked.

Densely served1.31% of local businesses, against 0.81% statewide

This industry takes up a far larger slice of the local business base than it does statewide. A crowded market: expect established competitors and price pressure, but also a deeper pool of businesses to buy.

Vs state share
+61%
Share of local businesses
Rank by count
#145
of 294 cities
Rank by share
#52
of 262 ranked
Since 2020
-20%
Change in establishments

This compares how much of Atascadero’s business base is engineering services, against the California figure. Base: 918 establishments across all industries in the same ZIP codes, 2023. It does not measure revenue, profitability or whether a market is worth entering.

Business size mix

Atascadero is more fragmented than California as a whole: a larger share of very small operators. Fragmented markets are where roll-ups are assembled, and where an owner nearing retirement has no obvious internal buyer.

Share of establishmentsAtascaderoCaliforniaDifference
Under 5 employeesOwner-operated, often no management layer75.0%52.8%+22.2%
5 to 49 employeesThe range most individual buyers target0.0%23.9%-23.9%
10 or more employeesPractical floor for acquisition financing0.0%16.5%-16.5%

Nearest comparable markets

The closest places to Atascadero that also have Engineering establishments on record. Useful for spotting a gap next door, or realising the market you are looking at is already served from the town over.

MarketEstablishmentsVs state share
Morro Bay7n/a
San Luis Obispo59+173%
Grover Beach4n/a
Arroyo Grande7-4%
Santa Maria18-21%

The wider San Luis Obispo County market

Employment and payroll are reported at county level only, so the figures below describe the county Atascadero sits in.

County establishments (2023)
122
San Luis Obispo County
County employees
1,214
Mid-March employment
County annual payroll
$108M
All establishments
Full Engineering data for San Luis Obispo County

What acquirers look at

Value sits in licensed professional engineers and public-agency prequalification, both of which are people-dependent. Retention packages are mandatory.

Other industries in Atascadero

Nearby cities

Sources

  1. U.S. Census Bureau, 2023 ZIP Code Business Patterns. Establishment counts and size distribution by ZIP code and NAICS, aggregated over the ZIP codes assigned to each city. Retrieved 2026-09-08.
  2. U.S. Census Bureau, 2023 County Business Patterns. Establishment counts, employment and annual payroll by NAICS. Retrieved 2026-09-08.
  3. U.S. Bureau of Labor Statistics, Quarterly Census of Employment and Wages (2026Q1). Quarterly establishment counts and employment for employers covered by unemployment insurance. Retrieved 2026-09-08.