General Engineering Contractors in Ontario, CA
63 General Engineering contractors in Ontario, California appear in the CSLB public record — 63 with an active license. Check each one's status, bond, workers' compensation, and classifications before you hire.
JN Construction Inc
A · Ontario, CA
Verified August 4, 2026 · Bonded
Inland Design Build
A · Ontario, CA
Verified August 4, 2026 · Bonded
Yacko Construction Inc
A · Ontario, CA
Verified August 4, 2026 · Bonded
Dees Burke Engineering Constructors LLC
A · Ontario, CA
Verified August 4, 2026 · Bonded
High Speed Rooter and Plumbing Inc
A · Ontario, CA
Verified August 4, 2026 · Bonded
Garcia's Backhoe Services DBA Garcia's Construction
A · Ontario, CA
Verified August 4, 2026 · Bonded
Robert Alan Construction Inc
A · Ontario, CA
Verified August 4, 2026 · Bonded
Leothacue Enterprises Inc
A · Ontario, CA
Verified August 4, 2026 · Bonded
Earthscapes
A · Ontario, CA
Verified August 4, 2026 · Bonded
Choice Builder Solutions LLC
A · Ontario, CA
Verified August 4, 2026 · Bonded
Mehdi Jaber
A · Ontario, CA
Verified August 4, 2026 · Bonded
Foxtrot Construction
A · Ontario, CA
Verified August 4, 2026 · Bonded
M J Pacific Inc
A · Ontario, CA
Verified August 4, 2026 · Bonded
Sitelogiq Inc
A · Ontario, CA
Verified August 4, 2026 · Bonded
Riptide Industries
A · Ontario, CA
Verified August 4, 2026 · Bonded
Crown Communications Engineering Inc
A · Ontario, CA
Verified August 4, 2026 · Bonded
Acosta Pipeline Inc
A · Ontario, CA
Verified August 4, 2026 · Bonded
Kormex Construction Inc
A · Ontario, CA
Verified August 4, 2026 · Bonded
Cai Fall Protection Systems
A · Ontario, CA
Verified August 4, 2026 · Bonded
Allwayss
A · Ontario, CA
Verified August 4, 2026 · Bonded
California Complete Asphalt Services
A · Ontario, CA
Verified August 4, 2026 · Bonded
Delta Group Inc
A · Ontario, CA
Verified August 4, 2026 · Bonded
GC Construction & Fire Protection Inc
A · Ontario, CA
Verified August 4, 2026 · Bonded
Elgin Guerrero
A · Ontario, CA
Verified August 4, 2026 · Bonded
More General Engineering cities in California
Before you hire in Ontario
Frequently asked questions
How many General Engineering contractors are licensed in Ontario, California?
This directory lists 63 General Engineering contractors in Ontario, California, of which 63 currently hold an active CSLB license.
How do I check if a General Engineering contractor is licensed in Ontario, California?
Open the contractor's profile here for their dated CSLB status, or look up their license number directly on the CSLB "Check a License" tool. A license must be active (not expired, suspended, or inactive) to be valid.
Should a General Engineering contractor carry a bond and workers' compensation?
Most active CSLB licensees carry a contractor bond, and any contractor with employees must carry workers' compensation. Each profile shows what the CSLB record reports.