Skip to content 
San Diego Commercial Roofing
Commercial Roofing Contractor in San Diego County
Flat roofs, TPO, PVC, coatings, metal roofing, and more. Installed and maintained by a licensed San Diego contractor with over 43 years of commercial experience.
Est. 1983 · Family-Owned · CSLB #639961
By The Numbers
What We Do
Commercial Roofing Services in San Diego
From flat roof installations to maintenance programs, Dils Roofing handles every aspect of your commercial roof. On time, on budget, and with minimal disruption to your business.
Flat Roof Systems
TPO, PVC, Coatings, and built-up roofing systems designed for San Diego’s commercial buildings. We assess your roof type and recommend the best flat roofing solution for your property and budget.
Commercial Re-Roofing
When repairs are no longer enough, Dils handles full commercial roof replacements across San Diego County. We manage the entire process from tear-off and deck inspection through installation and cleanup.
Commercial Roof Repairs
Leaks, ponding water, membrane damage, and flashing failures. Dils diagnoses and repairs commercial roofing problems fast to protect your property and tenants.
Roof Maintenance Plans
Protect your investment with a scheduled maintenance plan. Regular inspections and minor repairs catch problems early before they become costly emergencies. Ideal for property managers overseeing multiple buildings.
WHY DILS
Commercial Expertise Backed by Four Generations of San Diego Roofing.
Dils Roofing has been serving San Diego County businesses since 1983. Four generations of experience means we understand what commercial property owners and managers need: reliable work, clear communication, and zero surprises.
What Sets Us Apart
- Licensed and bonded in California CSLB #639961
- Detail-oriented scopes of work tailored to your property
- Minimal business disruption during all projects
- Four generations of local San Diego reputation
- Free inspections and no-obligation estimates
Who We Work With
Commercial Roofing for Every Property Type in San Diego
Dils Roofing and Solar works with property owners, managers, and businesses across San Diego County. Whatever your property type, we have the experience and crew to get it done right.
Retail & Shopping Centers
Flat and low-slope roofing for retail strip centers, standalone stores, and shopping plazas throughout San Diego County.
Office & Medical Buildings
Professional roofing services for office complexes and medical facilities where clean, efficient work and minimal disruption are a must.
HOAs & Multi-Family
Roofing for homeowner associations, apartment complexes, and multi-unit properties. We work with HOA boards and property managers to keep projects on schedule and on budget.
Industrial & Warehouse
Large-scale roofing for warehouses, distribution centers, and industrial facilities across San Diego County. Built for durability and long-term performance.
Houses of Worship
Churches, temples, and community centers trust Dils for respectful, professional roofing work completed with care for the building and the community it serves.
How It Works
Our Commercial Roofing Process
We know commercial roofing decisions are not taken lightly. Here is exactly what to expect when you work with Dils Roofing and Solar from first contact through project completion.
1
Free Site Inspection
We visit your property, assess the roof condition, and identify any immediate concerns at no cost to you.
2
Detailed Estimate
You receive a clear, detailed estimate with no hidden fees. We walk you through every line so you know exactly what you are paying for.
3
Scheduled Crew Dispatch
We schedule around your business operations and confirm arrival times in advance so there are no surprises on project day.
4
Project Completion
Our crew completes the work cleanly and efficiently. We do a full site inspection before we consider the job done.
5
Warranty and Follow-Up
Every commercial roofing project comes with a warranty. We follow up after completion to make sure everything is performing as expected.
