Cert-A-Roof was very prompt and very customer service oriented.

Roof Certification by Cert-A-Roof® in Corona, CA
Cert-A-Roof® takes pride in being The Industry Leader in Corona. We are the top in the industry for roof inspection, repair, and the entire certification process. Our proprietary LeakFREE® system guarantees that your house will meet your standards for living, or be ready for sale.
Cert-A-Roof®’s inspectors and contractors are all NRCIA certified and trained to perform inspections, which also means they issue LeakFREE® Certifications for all types of roofs in Corona.
LeakFREE® Certification is the Premium Standard
We also offer roof certifications in a 10 mile radius around Corona, including Chino, Chino Hills, Claremont, Diamond Bar, Guasti, La Verne, Mira Loma, Montclair, Norco, Ontario, Pomona, Rancho Cucamonga, and Upland.


Meet Our Expert Team
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Les Watrous Owner & CEO
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Paul Watrous President
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Elaine Watrous CFO
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Kari Watrous Financial Analyst
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Frankie Marketing
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Evaristo Senior Inspector
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Ernest Inspector
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Ausencio Crew Foreman
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Carlos Crew Foreman
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Avimael Roof Tech
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Cristoval Roof Tech
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Jess Curtis Scheduling
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Jamie Ward Scheduling
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Candy Fox Scheduling

Our Reputation Speaks for Itself
Read Reviews from Our Happy Customers
Your satisfaction is our priority! See for yourself what our customers have to say about working with us.
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Cert-A-Roof's report helped the buyers get a credit for repairs which they used after the close of escrow to address the roofing issues and get a warranty for the roof.- Real Estate Agent
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The professionals at Cert-A-Roof are all knowledgeable professionals and the only ones we trust with our home.- Satisfied Customer
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I love the idea that I can call an inspection company and they come out and do the job exactly the way I needed it to be done.- Amy J.
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Thank you VERY MUCH for going above and beyond to make this right for our buyer. You know you have our loyalty.- Real Estate Agent
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- PJ
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Cert-A-Roof was able to give me an evaluation and some recommendations very promptly and left me with a better impression than anyone else I spoke to.- Tim J.
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My husband didn’t believe Cert-A-Roof could get our insurance company to pay for our roof, but when it was all said and done our insurance company not only paid, they paid for an entirely new roof.- Satisfied Customer
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He was at my house when he said he would be and took his time on the inspection.- Judy F.