*Last updated: October 14, 2026 — written and reviewed by Ari Sherf, Licensed General Contractor (CSLB #861628).*
Hiring the wrong contractor is the single most expensive mistake a Los Angeles homeowner can make. This 2026 checklist walks you through exactly how to vet a general contractor before you sign anything or hand over a deposit.
The Short Answer
To choose a general contractor in Los Angeles, verify their active CSLB license, confirm they carry a contractor's bond plus general liability and workers' compensation insurance, read recent third-party reviews, and check references and completed projects in person. Insist that permits are pulled in the contractor's name, use a clear written contract, and walk away from cash-only demands, skipped permits, or unusually large upfront deposits.
Step 1: Verify the CSLB License
California requires anyone performing home-improvement work valued at $500 or more (labor plus materials) to hold an active license from the Contractors State License Board (CSLB). Before you do anything else:
- Look the contractor up at the CSLB website using their license number or business name.
- Confirm the license is active — not expired, suspended, or revoked.
- Check the classification; a full remodel or addition typically needs a Class B (General Building) license.
- Review the license history for any disclosed complaints or disciplinary actions.
For reference, ESV Prime Construction Specialists, Inc. holds CSLB License #861628, Class B General Building. Asking a contractor for their number and verifying it yourself takes two minutes and filters out a surprising share of the unlicensed operators working across LA County.
Step 2: Confirm Bond and Insurance
A license alone is not enough. A legitimate LA contractor should carry three distinct protections:
- Contractor's bond — California requires a contractor bond, which offers limited financial recourse if work is abandoned or defective.
- General liability insurance — protects your property if something is damaged during construction.
- Workers' compensation insurance — critical if the contractor has employees; without it, you could be exposed if a worker is injured on your property.
Ask for current certificates of insurance and confirm the coverage dates are valid. Reputable firms provide these without hesitation.
Step 3: Read Reviews and Verify Reputation
Online reviews tell you how a contractor behaves when a job gets complicated. Look across multiple platforms rather than a single curated page:
- Read the most recent reviews, not just the highlights.
- Watch for patterns in how the contractor handles delays, change orders, and cleanup.
- Pay attention to responses to negative reviews — professionalism under criticism matters.
A long track record carries weight. A firm that has completed hundreds of projects across Los Angeles since the mid-2000s has learned the permit quirks, soil conditions, and inspection realities specific to this region.
Step 4: Check References and Past Projects
Ask for three to five recent references on projects similar to yours — a kitchen remodeling client if you are remodeling a kitchen, an addition client if you are adding square footage. When you call, ask:
- Did the project finish on the agreed timeline and budget?
- How were change orders and surprises handled?
- Was the site kept clean and safe?
- Would you hire them again?
If possible, visit a completed or in-progress job. The quality of the finish work and the tidiness of an active site reveal more than any brochure.
Step 5: Understand the Contract — Fixed-Price vs. Cost-Plus
Two contract structures dominate LA residential work:
- Fixed-price (lump sum): you agree on one price for a defined scope. This gives the most budget certainty and is common for well-defined projects like a bathroom remodeling job or a standard room addition.
- Cost-plus: you pay the actual costs of labor and materials plus a contractor's fee or percentage. This can make sense for large, open-ended residential remodeling projects where scope is hard to pin down, but it requires trust and detailed invoicing.
Whichever you choose, California law caps the down payment on a home-improvement contract at 10% of the contract price or $1,000, whichever is less. The contract should spell out scope, materials, a payment schedule tied to milestones, start and completion dates, and how change orders are documented.
Step 6: Permits Must Be Pulled in the Contractor's Name
In the City of Los Angeles, building permits run through LADBS (the Los Angeles Department of Building and Safety); unincorporated LA County and the many independent cities such as Santa Monica, Pasadena, and Burbank have their own departments.
Insist that the contractor pulls permits in their own name, not yours. Here is why it matters:
- The party who pulls the permit carries liability for code compliance.
- If a contractor asks you to pull an "owner-builder" permit, they may be sidestepping licensing or insurance requirements — a major red flag.
- Permitted work protects your resale value and keeps your homeowner's insurance valid.
Projects like room additions and ADU construction almost always require permits and inspections, and California has streamlined ADU approvals in recent years.
Red Flags to Avoid
Walk away — or at least pause — if you encounter any of these:
- Cash-only demands or pressure to avoid a paper trail.
- No license number offered, or a number that does not check out.
- Large upfront deposits well beyond the legal 10% cap.
- No written contract, or a vague one-page estimate presented as a contract.
- Door-to-door pressure and "today only" discounts.
- Refusal to pull permits, or a suggestion to skip them "to save money."
- No physical business address or verifiable local presence.
How Many Bids Should You Get?
Collect at least three written bids for any significant project. This is not only about price — comparing proposals reveals how thoroughly each contractor understands the scope.
- Be wary of a bid that comes in dramatically lower than the others; it often means something was left out or will reappear later as a change order.
- Make sure every bid covers the same scope so you are comparing like for like.
- The right choice balances price, communication, licensing, and demonstrated experience — not price alone.
A Quick Pre-Hire Checklist
- Active CSLB license, correct classification, verified online
- Bond, general liability, and workers' comp certificates in hand
- Recent reviews read across multiple sites
- References called and at least one project seen in person
- Written contract with clear scope, milestones, and timeline
- Down payment within California's legal limit
- Permits to be pulled in the contractor's name
Why This Matters in Los Angeles Specifically
LA's mix of older housing stock, hillside lots, seismic requirements, and layered permitting makes contractor selection higher-stakes than in many markets. A rock-bottom price from an unlicensed crew often turns into failed inspections, unpermitted work flagged at resale, and costly rework. Whether you are planning a kitchen, a bath, an ADU, or a ground-up custom home building project, the vetting steps above protect both your money and your home's value.
When you are ready to compare bids, get a free estimate from a licensed, insured, locally experienced team and hold every bidder to the same standard.
Choosing the right general contractor comes down to verification, clear paperwork, and trusting the process over the sales pitch. Do the homework up front, and the project that follows will be far smoother.
Written & Reviewed by
Ari, Licensed General Contractor
Founder & CEO, ESV Prime Construction Specialists, Inc.
With over 20 years of hands-on experience in residential construction across Los Angeles County, Ari holds California Contractor's State License #861628 (Class B General Building). Every article is based on real project experience and current LA County building codes to ensure homeowners get accurate, actionable information for their construction projects.



