Sign Contractors in Ontario, CA
6 Sign contractors in Ontario, California appear in the CSLB public record — 5 with an active license. Check each one's status, bond, workers' compensation, and classifications before you hire.
Eagle Signs Inc
C-45 · Ontario, CA
Verified August 4, 2026 · Bonded
Sign City
C-45 · Ontario, CA
Verified August 4, 2026 · Bonded
Signs of Success
C-45 · Ontario, CA
Verified August 4, 2026 · Bonded
Signature Signs
C-45 · Ontario, CA
Verified August 4, 2026 · Bonded
Sign Industries Inc
C-45 · Ontario, CA
Verified August 4, 2026 · Bonded
Signum Lux Corp
C-45 · Ontario, CA
Verified August 4, 2026 · Bonded
More Sign cities in California
Before you hire in Ontario
Frequently asked questions
How many Sign contractors are licensed in Ontario, California?
This directory lists 6 Sign contractors in Ontario, California, of which 5 currently hold an active CSLB license.
How do I check if a Sign 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 Sign 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.