Licensed concrete contractors in Winnetka, Los Angeles, CA
5 concrete contractors hold an active licence on the Contractors State License Board (CSLB) register in Winnetka, checked 4 Nov 2026: 1 licensed 10 years or more, 100% bonded and none with a complaint or board disclosure on record. Ranked by a published formula; nobody pays to move up.
- Active licences
- 5
- Median time licensed
- 4.4 yrs
- Bonded
- 100%
- Lead-Safe certified
- 0
- Google reviews
- 5
Filled tags sit at the business's Google location; hollow tags show its mailing ZIP code only. Each tag is the theoPros score.
Ranked list
- 1
First National Contracting Inc
- Licence active
- Bonded
- Workers' comp
- 2
M A D Concrete
- Licence active
- Bonded
- Workers' comp
- 3
Ramgo Concrete Inc
- Licence active
- Bonded
- Workers' comp
- 4
Rj Concrete & Framing Corporation
- Licence active
- Bonded
- Workers' comp
- 5
Vms Concrete Inc
- Licence active
- Bonded
- Workers' comp
Questions people ask about concrete contractors in Winnetka
How many licensed concrete contractors are in Winnetka?
5 concrete contractors hold an active Contractors State License Board (CSLB) licence with a mailing address in Winnetka, checked on 4 November 2026. 1 of them have been licensed for 10 years or more.
Does a concrete contractor need a licence in California?
Yes, when the whole job, labour and materials, costs $1,000 or more or needs a permit. Below that, California's minor-work exemption (B&P Code 7048) applies, but only if they work alone. Look for an active C-8 licence.
How do I check a concrete contractor's licence in Winnetka?
Ask for the licence number and look it up on the CSLB website, or search this page. Every concrete contractor listed here was matched to an active licence on the CSLB register.
Which concrete contractors rank highest in Winnetka?
By our published formula (years licensed, complaint record, bond and insurance, and Google reviews), the top three are First National Contracting Inc (65), M A D Concrete (64), Ramgo Concrete Inc (42). Paying or claiming a listing never changes the order.
How much do concrete contractors charge in Winnetka?
Concrete contractors in the Los Angeles-Long Beach-Anaheim metro earn a median $30.67 an hour (BLS, May 2025); contractors typically bill about twice the wage to cover insurance, overhead and profit.
Do I need a lead-safe certified concrete contractor in Winnetka?
If your home was built before 1978 and the work disturbs paint, yes: the law requires a firm certified lead-safe by the US Environmental Protection Agency. 76% of homes here were built before 1980 (US Census, ACS 2024 1-year), and 0 of the 5 licensed concrete contractors listed are certified.