✓ California Licensed Contractor
✓ CSLB #964965
✓ Family-Owned & Operated
✓ Fully Insured
✓ Serving California Homeowners Since 2014

- ONE STOP SOLAR AND ROOFING IN VENTURA COUNTY
One Stop Solar and Roofing in Simi Valley, CA
Green Conception delivers solar and roofing in Simi Valley, CA - covering ZIP codes 93063 and 93065 - with one licensed crew, one permit package, and one warranty.
Since 2014
Serving California homeowners
60+
Verified customer reviews
$0
Down · 100% financing available
Lic. 964965
CSLB licensed & insured

— Built for this community
Your Neighbors Are Already Going Solar and Fixing Roofs
Drive through the Wood Ranch or Berylwood neighborhoods and count the rooftop solar arrays. Hard to miss them now. What you can't see is how many of those same homeowners had their roof replaced first - or wish they had. Installing solar on a roof that's eight years from failing is a losing bet. 93065 homeowners figured that out fast. Green Conception started seeing the pattern early: customers who hired a roofer first, then a solar company, paid more and waited longer than customers who bundled both. One crew pulling one Ventura County permit saves real money and real time. That's the Best One Stop Solar and Roofing Service model - and it works here.
— The benefits
Why Bundling Solar and Roofing Makes Sense in Simi Valley
One Permit. Less Wait.
Ventura County permit processing runs 3-5 business days when filed correctly. Bundling roof and solar into one application cuts that window - and cuts the number of city inspections your household has to schedule.
Single Crew on Site
93063 driveways don't need two separate contractor vans parked out front for two separate weeks. One licensed crew handles shingles and solar in the same mobilization. Faster and far less disruptive.
Warranty Doesn't Split
When roofing and solar come from different companies, warranty claims get messy fast. One contractor owns both, so there's no finger-pointing if a leak shows up near a panel mount. Simple.
SCE Interconnection Goes Smoother
SCE interconnection paperwork is easier when one contractor submits a complete roof-and-solar package. We've run this process many times in Ventura County and know exactly what SCE needs from Simi Valley installs.
Roof Condition Gets Checked First
Every install starts with a free roof inspection. If the deck has heat damage or dry rot - common in 93065 after years of inland summer heat - we catch it before panels go up, not after.
One Point of Contact
One phone number. One project manager. One warranty call if something goes wrong. Homeowners in Simi Valley don't get handed off between departments or companies. That matters more than people expect.
01
Free Inspection and Written Quote
A licensed roofing contractor visits your Simi Valley home, checks the roof deck, checks shingle condition, and maps your solar potential. Written quote same day. No deposit, no obligation.
02
Permit Package Filed with Ventura County
We file a combined roofing and solar permit with Ventura County. One application covers both scopes. Permits here typically clear in 3-5 business days when the package is complete.
03
Roof Work Completed First
New decking, underlayment, and shingles go down before any solar equipment is touched. 93065 homes with aging roofs get a solid base - not panels mounted over a surface that'll need replacing in two years.
04
Solar Installation and Mounting
Once the roof passes inspection, panels and racking go up. Penetrations are sealed to the manufacturer spec and covered under our warranty. SCE interconnection paperwork is submitted the same week.
05
City Inspection and System Activation
Ventura County inspects the finished project. After sign-off, SCE activates the interconnection. Your system goes live. One final walkthrough covers warranty terms and monitoring setup. Done.
— How it works
How Green Conception Handles Projects in Simi Valley, CA
Every project in 93063 or 93065 starts with a no-obligation inspection and estimate - written, no deposit required. From there, the process is straightforward. We check the roof, design the solar layout, pull a combined permit with Ventura County, and schedule one crew to do both scopes of work. County inspections happen once. SCE gets a single interconnection application. No overlap between trades, no scheduling gap where your roof sits open waiting for a second contractor to show up. Simi Valley's inland climate adds urgency - summer heat and Santa Ana wind events are hard on exposed decking. We move fast once permits clear, typically within the same week. Final sign-off and system activation follow the city inspection. You get one warranty document covering everything.
— More from Green Conception
More Ways Green Conception Helps



Attic Insulation and Ventilation
Poor attic insulation kills solar efficiency fast in Simi Valley's inland heat. Green Conception checks and upgrades attic insulation as part of a roofing project. Better thermal performance means lower SCE bills even before your panels turn on. We use blown-in and batt options depending on your attic configuration.
Battery Backup Systems
SCE grid outages during Santa Ana wind events are common in the 93063 and 93065 areas. A battery backup system keeps your lights and refrigerator running when the grid goes down. We size and install storage alongside your solar install - same crew, same permit package where applicable.
- Why us
Why 4S Ranch Homeowners Choose Green Conception

One Crew, One Permit, One Warranty for Simi Valley
Green Conception built the Top One Stop Solar and Roofing provider model around a simple fact: homeowners don't want to manage two contractors, two timelines, and two warranty calls. Simi Valley's inland heat and wind conditions make a strong roof and working solar non-negotiable. We do both.
"In Simi Valley I see roofs that were already borderline when solar went on top of them. Two years later the homeowner's fighting two separate companies over a leak. We fix that by owning both scopes ourselves - roof and solar, one warranty, no runaround."
— Nick K. · Founder
West Hills (91304)
Oak Park (91377)
Westlake Village (91362)
Green Conception Serving Simi Valley, CA - 93063 and 93065
Green Conception has worked across Simi Valley's neighborhoods - from the hillside homes near Wood Ranch and Bridle Path to the flatter tracts around Stoneridge and Berylwood. Roofs in 93063 take real abuse from summer heat and fall wind events. We've replaced hundreds of them and installed solar on just as many. Both ZIPs, every home type, one licensed crew that knows this city well.
Moorpark (93021)
— Common questions
Common Questions About Solar and Roofing in Simi Valley
Do I need a new roof before solar installation?
Not always, but you should check first. If your roof has less than 10 years of life left, installing solar now means paying to remove and reinstall panels when the roof fails. Green Conception checks roof condition during the free inspection and gives you an honest answer before any contract is signed.
How long does a combined project take in Simi Valley?
Most combined roofing and solar projects in 93063 and 93065 take 5-10 business days from permit approval to system activation. Ventura County permits typically clear in 3-5 business days. Roof work and solar installation happen back to back with one crew, which cuts total time significantly compared to hiring separately.
What permits are required for roofing and solar in Ventura County?
Ventura County requires a roofing permit for full replacements and a separate solar/electrical permit for panel installation. Green Conception files both in a single package. Inspections are coordinated so you don't need to take multiple days off work to be home for separate county visits. We handle the scheduling.
Will solar work well in Simi Valley's inland climate?
Simi Valley averages over 280 sunny days a year. Inland heat actually reduces panel efficiency slightly at peak temperatures, but annual production is still very strong. We size systems with local temperature data and roof orientation in mind so 93063 and 93065 homeowners get accurate production estimates, not optimistic ones.
How does SCE interconnection work for Simi Valley solar?
SCE interconnection is the utility approval that lets your solar system feed power back to the grid and puts you on a net metering rate. Green Conception submits the interconnection application to SCE after the city inspection passes. Approval typically takes 2-4 weeks. We track the application and notify you when your system is cleared to turn on.
Is a home roofing contractor license required in California?
Yes. California requires a C-39 roofing license for any roofing contract over $500. Green Conception holds an active C-39 and C-46 solar license, both verifiable through the CSLB database. Hiring a licensed roofing contractor protects your warranty rights and ensures the work passes Ventura County inspection without issues.
What does a full roof replacement cost in Simi Valley?
Roof replacement in Simi Valley typically runs $12,000 to $22,000 depending on square footage, pitch, and materials. Solar adds $18,000 to $30,000 before incentives. Bundling both can reduce total cost by $1,500 to $3,000 compared to separate contracts because mobilization, permitting, and inspection costs are shared across one project.
Does Green Conception offer a warranty on both roof and solar?
Yes. Green Conception provides a workmanship warranty covering both the roofing installation and the solar mounting work. Manufacturer warranties on shingles and panels are separate and remain valid as long as installation meets spec - which ours does. You get one warranty document, one company to call, and no dispute between two contractors if something needs fixing.


