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

- ONE STOP SOLAR AND ROOFING IN SANTA CLARA COUNTY
One Stop Solar and Roofing in Cupertino, CA
Green Conception handles solar and roofing together in Cupertino, CA - ZIP 95014 - so you're dealing with one crew, one permit package, and one warranty on your Santa Clara County home.
Since 2014
Serving California homeowners
60+
Verified customer reviews
$0
Down · 100% financing available
Lic. 964965
CSLB licensed & insured

— Built for this community
Why Cupertino Homeowners Compare Contractors Before Calling
Most homeowners in Cupertino do their homework. 95014 is full of people who run spreadsheets before they sign anything, and that's a good thing. Here's what those comparisons keep turning up: hiring a roofing contractor and a solar installer separately costs more, takes longer, and creates warranty gray zones that neither company wants to own. Green Conception is a licensed roofing contractor and solar installer operating as one company. One site visit. One permit pulled with Santa Clara County. One crew on your roof. When something needs attention later, there's no debate about whose problem it is. That's the comparison angle that keeps bringing Cupertino homeowners to us - not marketing, just math.
— The benefits
Six Reasons to Bundle Solar and Roofing in Cupertino
One Permit, One Inspection
Santa Clara County permits for roofing and solar filed together move faster than two separate applications. 95014 homeowners save time and avoid duplicate inspection scheduling when both scopes are on a single permit package.
No Warranty Gray Zones
Separate contractors mean separate warranties that rarely overlap cleanly. Green Conception covers both the roof and the solar system under one agreement, so no one passes the blame when a question comes up years later.
Roof Condition Checked First
Installing solar on a roof that needs replacement in three years is a bad idea. Every project starts with a real roof check - not a sales pitch - before any solar hardware gets spec'd out for your Cupertino home.
PG&E Savings Start Sooner
Coordinating both projects cuts weeks off the timeline. Cupertino homeowners on PG&E's higher tiered rates start offsetting their bills faster when there's no gap between roofing completion and solar interconnection.
Single Point of Contact
One project manager handles scheduling, inspections, and follow-up for both scopes. No chasing two companies for updates or trying to sync calendars between a roofer and a solar crew in 95014.
Accurate Load Calculations
Roof age, pitch, and material all affect solar panel placement and output. Doing both together lets Green Conception size your system correctly the first time rather than estimating around an unknown roof situation.
01
Free Roof and Solar Inspection
Book a no-obligation inspection for your Cupertino home - zip 95014 or 95015. A licensed roofing contractor checks your roof condition, solar readiness, and any existing damage before we quote a single dollar. Takes about an hour. No deposit required.
02
Written Quote, One Package
95014 homeowners get a written quote covering both roofing and solar in one document. No separate bids from separate crews. One Stop Solar and Roofing prices the full scope together so you see the real number - not a lowball figure that grows later.
03
Permit Pulled by Our Team
Santa Clara County permits for combined roof and solar projects typically take 5-10 business days. We pull the permit package - roofing and solar together - so you don't chase two separate approvals. One permit process. Less waiting.
04
Installation Day, One Crew
Cupertino installs run on a single schedule with one crew handling both trades. No roofing crew Monday, solar crew Thursday, and a gap in between where your home sits half-done. One Stop Solar and Roofing coordinates it so the work flows in order. Faster completion. Less disruption.
05
City Inspection and Warranty Delivered
After installation, Cupertino city inspection is scheduled through us - not handed off to you. Once inspection passes, you get a single manufacturer warranty covering both roof and panels. Everything documented. One point of contact if anything needs attention later.
— How it works
How Green Conception Runs a Combined Project in Cupertino
Combining solar and roofing into one project sounds complicated. It's actually simpler than running them separately, and the process is built around how Santa Clara County handles permitting in the bay area. Older homes in 95014 often have mixed roofing materials and non-standard framing that separate contractors don't coordinate around - Green Conception does. Permits in Santa Clara County typically take 3-5 business days for residential projects when the application is complete. The steps below show exactly how a combined project runs, from the first site visit to your utility interconnection approval with PG&E. No deposit required to get started.
— More from Green Conception
More Services for Cupertino Homes



Attic Insulation and Ventilation
Cupertino homes - especially older builds in 95014 - lose a lot of conditioned air through poorly insulated attics. Green Conception checks ventilation during every roofing project and can upgrade insulation in the same visit, which improves both roof lifespan and home energy performance under PG&E rates.
Battery Backup Storage
PG&E's Public Safety Power Shutoffs hit Santa Clara County regularly. Adding battery storage alongside your solar system means your Cupertino home keeps power during outages without switching to grid-dependent backup plans. Green Conception integrates storage into the same project, same permit, same crew.
- Why us
Why 4S Ranch Homeowners Choose Green Conception

How Green Conception Thinks About Roofs and Solar Together
Roofing and solar are the same decision in Cupertino. PG&E rates make solar a financial necessity, and a failing roof makes solar a liability. Green Conception treats them as one system - because that's what they are on your house.
"Cupertino homeowners ask sharp questions about why the roof and solar have to be done together - and they should. My answer is always the same: a new solar system on an old roof is a problem waiting to happen, and two separate contractors is a warranty waiting to disappear."
— Nick K. · Founder
Campbell (95008)
Sunnyvale (94087)
Mountain View (94040)
Santa Clara (95050)
Green Conception Serving Cupertino, CA - ZIP 95014
Green Conception works regularly in Cupertino's established neighborhoods - from the ranch-style homes near McClellan Road to the multi-story builds closer to De Anza Boulevard. 95014 has a mix of 1960s and 1970s housing stock where original roofing is long overdue and PG&E bills run high enough that solar isn't a luxury. As a licensed roofing contractor and residential roofer serving Santa Clara County, Green Conception handles both scopes under one project so Cupertino homeowners aren't coordinating two separate companies on the same roof.
Saratoga (95070)
— Common questions
Cupertino Homeowners' Most Common Questions Answered
Can I get roofing and solar done together in Cupertino?
Yes - and it's usually cheaper than doing them separately. Cupertino's permitting office processes combined roof and solar applications, and a home roofing contractor like Green Conception handles both trades under one contract. You don't pay two mobilization costs or coordinate two crews.
How long does a combined roof and solar project take in Cupertino?
Most Cupertino projects - roof tear-off, new installation, and solar mounting - finish in 3 to 5 days of active work. Santa Clara County permit processing adds 5-10 business days before we break ground. Plan for roughly 2 to 3 weeks total from signed contract to city inspection.
What does a new roof cost in Cupertino before solar?
Cupertino roof replacements typically run $12,000 to $22,000 depending on square footage, pitch, and material - composition shingle on the lower end, tile or metal higher. Get a written quote to see your actual number. No estimate is binding until it's in writing.
Do I need a new roof before installing solar panels in Cupertino?
Not always, but a residential roofer should check first. Panels are warrantied for 25 years - if your roof is 15 years old, you'll likely need to remove and reinstall the panels mid-panel-life to replace the roof underneath. Doing both now avoids that cost.
Is One Stop Solar and Roofing licensed to work in Cupertino?
Green Conception holds an active California contractor license and carries full liability insurance for roofing and solar work in Cupertino. 95014 and 95015 projects are covered. License numbers available on request before you sign anything.
What warranty covers the roof and solar after installation?
You get a manufacturer warranty on the roofing material - typically 30 years on composition, lifetime on certain tile - and a separate panel and inverter warranty from the solar manufacturer. Both are handed to you after city inspection clears. One Stop Solar and Roofing documents everything in one package.
Do I need to be home during the Cupertino install?
You don't need to stay the whole time. Someone should be available the first morning for a walkthrough and reachable by phone during the day. Cupertino city inspection does require an adult present. We'll schedule that appointment around your availability.
How do I get started with a free inspection in Cupertino?
Call or submit a request online and we'll set a free inspection at your Cupertino address - no obligation, no deposit. A licensed roofing contractor walks your roof and checks solar suitability. You get a written quote before any work is scheduled. That's the whole first step.


