A roof replacement is one of the largest investments a homeowner makes. In Irvine, where property values are high and HOA requirements are strict, choosing the wrong contractor can be costly in more ways than one. Here are seven things every Irvine homeowner should verify before signing a contract. ## 1. California C-39 Roofing License This is the baseline. California's Contractors State License Board (CSLB) requires all roofing contractors to hold a valid C-39 license. Verify the license number directly at the CSLB website — don't take their word for it. ## 2. Irvine HOA Experience Irvine's communities have detailed HOA architectural standards. Roofing materials, colors, and installation methods may be governed by your HOA's CC&Rs. Ask your contractor how many Irvine HOA projects they've completed and whether they're familiar with the approval process. ## 3. Manufacturer Certifications Top roofing manufacturers (GAF, Owens Corning, CertainTeed) offer contractor certification programs. A certified contractor has been trained to the manufacturer's standards — and can offer extended manufacturer warranties unavailable to non-certified installers. ## 4. Underlayment Specification Ask specifically: "What underlayment will you use?" Felt paper is the industry standard minimum — and nothing more. Synthetic underlayment provides significantly better protection and longevity. Any contractor who can't answer this question in detail is a contractor who hasn't thought carefully about material quality. ## 5. Written Scope of Work The contract should specify every material by brand, product name, and specification. "Standard shingles" is not acceptable language. You should know exactly what's going on your roof before it goes there. ## 6. Communication Protocol How will they communicate with you during the project? Who is your point of contact? How are unexpected discoveries handled? The best contractors establish this protocol before starting — and stick to it. ## 7. References from Irvine Neighborhoods Ask for references from projects in Irvine specifically — preferably in neighborhoods similar to yours. A contractor who has worked extensively in Irvine understands local building codes, inspector requirements, and material performance in Orange County's specific climate. ## The Irvine Standard Irvine homeowners have high expectations — and rightly so. The best roofing contractors in Irvine meet every one of these criteria without hesitation. If a contractor can't answer your questions confidently, keep looking. Our Irvine office is at 2646 Dupont Dr., Suite 60, Irvine, CA 92612. Call (949) 646-3211 for a free consultation.