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Business Details
11 Years
experience
Expert Roofing Services in Central & Northern California
Big Tree Roofing & Inspections has been serving Central and Northern California since 2015, celebrating a decade of specialized expertise in residential and commercial roofing solutions. Our owner and lead inspector, Nickolas Olsen, brings over 25 years of hands-on experience in roof inspections, repairs, and certifications, having worked extensively in both California and Illinois. We prioritize prompt, accurate, and honest service, offering detailed roof reports and two-year certification options for qualifying residential roofs.

Our team serves areas from Stockton to Redding, focusing on insurance claims, real estate transactions, and re-roofing projects. With a commitment to customer satisfaction, we use premium materials from trusted brands like Owens Corning and GAF while maintaining transparent communication throughout every project.
Services
Roof inspections Re-roofing Roof certification Insurance claims inspections Roof repairs Roof maintenance Gutters and downspouts
Details
  • Year established: 2015
Highlights and features
  • We offer over 25 years of experience in roof inspections and repairs.
  • Free roof estimates available for all services.
  • Certified residential roof certifications available.
  • Serving Central and Northern California from Stockton to Redding.
  • Experienced in insurance claims and real estate transaction inspections.
Services
Roof inspections
We conduct thorough residential and commercial roof inspections for insurance claims, real estate transactions, and maintenance needs. Our detailed reports identify leaks, wear, and structural issues to prevent costly repairs. Serving Central and Northern California, our certified inspections help homeowners and businesses make informed decisions about their roofing systems.
Re-roofing
Our re-roofing services include complete roof system replacements using premium materials from Owens Corning, GAF, and Certainteed. We serve Stockton, Chico, Paradise, and surrounding areas, providing durable solutions for aging or damaged roofs. Free estimates available for residential and commercial properties.
Roof certification
We offer two-year roof certifications for qualifying residential roofs during real estate transactions. This service requires qualifying inspections and potential repairs to ensure roof longevity. Certifications provide buyers and sellers with verified roof condition documentation for peace of mind.
Insurance claims inspections
Specializing in insurance-related roof inspections, we assist carriers, adjusters, and homeowners with accurate damage assessments. Our detailed reports document storm damage, leaks, and wear to support insurance claims. We maintain impartiality while providing factual evaluations for fair claim resolutions.
Roof repairs
We address roof leaks, storm damage, and wear-related issues with prompt repair services. Our team handles emergency repairs and scheduled maintenance to extend roof lifespan. Services include gutter and downspout repairs when combined with re-roofing projects in our service areas.
People
Nickolas Olsen
Owner and Lead Inspector
With over 25 years in the roofing industry, Nickolas Olsen founded Big Tree Roofing in 2015 after working as an estimator/inspector for 15 years. He specializes in residential and commercial roof inspections, bringing expertise from California to Illinois projects. His commitment to accurate assessments and customer satisfaction drives the company's approach to every service.
Questions
What services do you offer?
We provide roof inspections, re-roofing, repairs, certifications, and insurance claim evaluations for residential and commercial properties.
Do you provide free estimates?
Yes, we offer free roof estimates for all services in our service areas.
Are you licensed and insured?
Yes, we hold California Contractor License #895147 and maintain proper insurance coverage.
What areas do you serve?
We serve Central and Northern California from Stockton to Redding along Highway 99 and surrounding areas.
Do you handle insurance claims?
Yes, we specialize in insurance-related roof inspections for carriers, adjusters, and homeowners.
Can you certify roofs for real estate transactions?
Yes, we offer two-year roof certifications for qualifying residential roofs during real estate transactions.