NAICS 541330

Engineering Services in El Centro, CA

The 1 ZIP codes assigned to El Centro contained 13 Engineering establishments in 2023, of which 3 employed 10 or more people.

Establishments (2023)
13
1 ZIP codes
10 or more employees
3
Practical financing floor
Share of county
72%
Imperial County
City population
44,382
2025 estimate

Figures cover the ZIP codes the U.S. Postal Service assigns to El Centro (92243). 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 El Centro'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
1-4861.5%
10-19323.1%

How this market compares

El Centro 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.

Above average1.18% of local businesses, against 0.81% statewide

A larger slice of the local business base than the statewide share. Usually a sign of genuine local demand rather than oversupply.

Vs state share
+45%
Share of local businesses
Rank by count
#138
of 294 cities
Rank by share
#60
of 262 ranked
Since 2020
+18%
Change in establishments

This compares how much of El Centro’s business base is engineering services, against the California figure. Base: 1,100 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

El Centro 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 establishmentsEl CentroCaliforniaDifference
Under 5 employeesOwner-operated, often no management layer61.5%52.8%+8.7%
5 to 49 employeesThe range most individual buyers target23.1%23.9%-0.8%
10 or more employeesPractical floor for acquisition financing23.1%16.5%+6.6%

Nearest comparable markets

The closest places to El Centro 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
Imperial4n/a
La Quinta4-48%
Indio8-43%
Indian Wells3n/a
Palm Desert21-4%

The wider Imperial County market

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

County establishments (2023)
18
Imperial County
County employees
127
Mid-March employment
County annual payroll
$7.8M
All establishments
Full Engineering data for Imperial 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 El Centro

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.