Free bill analysis - bring a power bill, get the production math for your actual roof, panel brands like Qcells and REC compared side by side
If the pitch starts at your door and ends with "sign tonight for the special," sleep on it. The sun will still be there tomorrow; so will we.
Solar Services in Vacaville, CA
Most Vacaville homeowners who call us are looking at a PG&E bill that keeps climbing and wondering if their roof can actually offset it. The short answer: in most cases, yes. Vacaville gets roughly 265+ sunny days a year, and with PG&E’s top-tier residential rates, a properly sized system here pays for itself faster than almost anywhere else in Northern California. Gus Petrakis answers his own phone, and when you call (877) 550-6892, you’ll get a straight answer about whether solar makes sense for your specific house, roof, and usage. Not a brochure pitch.
What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Why Vacaville Homeowners Choose Gus’s Solar
Gus’s Solar is the opposite of the door-knock crew that quoted your neighbor one number and then “found issues” that doubled it. Gus Petrakis founded this company in 2011, puts his name on the truck, and still walks roofs himself on many Vacaville jobs. His crew are background-checked, uniformed, and they do the install themselves. No subs. No call center. The phone rings to a live person 24/7, and if something isn’t right after the job, the 90-Day Done Right Promise means one call brings Gus back to fix it. In writing.
We’ve worked on homes throughout Browns Valley and the Southtown area, and we know the tract-home layouts in 95687 like the back of our hand. Homeowners in Vacaville consistently tell us the same thing: they wanted a name they could verify, a face they’d see again, and a price that didn’t change when the installer showed up. That’s the baseline here, not the upsell.
Solar Services We Offer in Vacaville
Solar Panel Installation
We design systems around your actual utility bill and roof orientation, not a generic template. Vacaville’s housing stock, especially those 1,500 to 2,500 sq ft stucco tract homes from the 80s and 90s, usually gives us clean south- and west-facing planes to work with.
Learn more about our Solar Panel Installation in Vacaville.

Solar Battery Storage & Backup
Vacaville summers push 100-106°F, and PG&E public safety power shutoffs are a real thing here. A battery keeps your refrigerator and medical equipment running when the grid blinks out, and it stores your daytime production for evening use when rates spike.
Learn more about our Solar Battery Storage & Backup in Vacaville.

Solar Panel Cleaning
Dust from the I-80 corridor, pollen from the orchards, and bird activity all collect on panels here. Cleaning once or twice a year keeps your output close to what the design predicted, and it’s straightforward work that pays for itself.
Learn more about our Solar Panel Cleaning in Vacaville.

EV Charger Installation
More Vacaville driveways have an EV in them every year. We install Level 2 chargers that tie into your panel correctly, sized so you’re not tripping breakers when the AC is running.
Call (877) 550-6892 for a quote on EV charger installation in Vacaville.

Solar Panel Maintenance & Monitoring
Gus monitors systems after they go live. If production drops, he’s the one who notices and calls you, not the other way around. That’s what owner-operated actually means.
Call (877) 550-6892 to talk about ongoing monitoring for your Vacaville system.

Solar Panel Repair
Microinverter failures, damaged panels, chewed wiring from squirrels, roof leaks from a bad original install. We fix all of it, and if you’re over $200 on a repair, take $40 off. That’s a standing offer.
Call (877) 550-6892 and describe what’s happening. We’ll tell you over the phone whether it’s urgent.

Commercial Solar Installation
Warehouses, auto shops, and retail buildings across Vacaville have big flat roofs that are often ideal for solar. The math on commercial is different than residential, and Gus will show you the year-25 numbers, not the day-one brochure figure.
Call (877) 550-6892 to discuss a commercial project in Vacaville.

Neighborhoods We Serve in Vacaville
Our crew covers all of Vacaville, from the older established streets near downtown to the newer developments off Leisure Town Road. We’re typically on site within a few days for non-emergency work. Some of the areas we regularly work in:
- Browns Valley
- Southtown
- North Village
- Lagoon Valley area
- 95687, 95688, and 95696 ZIP codes
Why Vacaville’s Climate & Housing Affect Solar
Here’s what makes Vacaville genuinely different from a solar standpoint, and it’s not something you’ll hear from a Sacramento installer. This city sits at the eastern edge of the I-80 wind corridor. The gap-driven pressure differentials produce sustained afternoon winds that regularly exceed what standard racking is designed for in neighboring towns. The City of Vacaville’s Building Division knows this, and they flag racking submittals that use generic wind-speed assumptions. We pull site-specific wind data before we draw anything, which means our permits go through without the correction notices that add weeks to other installers’ timelines.
At the same time, Vacaville sheds the Bay Area marine layer earlier and more completely than Fairfield or Vallejo, so you get meaningfully more peak sun hours than your western neighbors while still inside PG&E’s high-rate territory. That combination, high sun plus high rates, makes Vacaville one of the best solar ROI positions in all of Northern California. One more thing worth knowing: many of those mid-80s to early-2000s roofs are now 20 to 30 years old. If your roof has maybe 5 to 10 years left, we’ll tell you that before we bolt panels to it. Doing solar now and a re-roof later costs more than doing both once.
Pricing for Solar in Vacaville
We quote off your actual PG&E bill, not a brochure number. Bring me a bill, I’ll bring you the math. That’s how Gus puts it. For a typical 1,500 to 2,500 sq ft Vacaville home, a full solar installation generally lands in the $18,000 to $35,000 range before the federal tax credit, depending on system size, panel brand, and whether you’re adding battery storage. Battery backup typically adds $8,000 to $15,000 depending on capacity and brand. Panel cleaning runs $150 to $350 for a standard residential array. EV charger installs are usually $800 to $2,500 depending on panel distance and whether a subpanel is needed. Every quote is the price you pay. No change orders, no “unexpected complications” surcharges. Take two weeks to think about it. The price will be the same.
Service Area - Cities Near Vacaville
Beyond Vacaville, our crews regularly work in Winters, Dixon, Suisun, and Fairfield. Same crew, same owner, same no-pressure pricing.
Serving Vacaville, CA - Our Local Coverage Area
We’re based in the Vacaville area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Solar in Vacaville
A full residential solar installation in Vacaville typically costs $18,000 to $35,000 before the federal tax credit, depending on your roof, system size, and whether you add a battery. The number is built from your actual utility usage, not a generic estimate. Call (877) 550-6892 and bring a bill; the quote is free.
Maybe. A large share of Vacaville’s housing stock was built between the mid-1980s and early 2000s, which means many roofs are now 20 to 30 years old. If your roof has fewer than 10 years left, doing both at once saves you money. Gus will give you an honest read, not a sales pitch. Call (877) 550-6892 to schedule a look.
Yes, and it’s a bigger factor here than in Sacramento or Stockton. Vacaville’s position in the I-80 wind corridor means racking must be engineered for higher wind-uplift loads. If undersized, the city’s Building Division will issue correction notices that delay your permit. We pull site-specific wind data before submitting drawings, which keeps the process moving. Call (877) 550-6892 and we’ll explain what your specific roof needs.
Generally, yes. Vacaville gets roughly 265+ sunny days annually, sheds the marine layer faster than Fairfield or Vallejo, and sits inside PG&E’s high-rate service territory. That combination produces some of the shortest payback periods in Northern California. The key is sizing the system to your actual bill, not overselling you panels you don’t need. Call (877) 550-6892 for straight math.
For urgent issues like storm damage or a system that’s stopped producing, yes. We keep response times tight for local calls, and the phone is answered by a live person around the clock. For a non-emergency consultation, we’re typically out within a few days. Call (877) 550-6892 and tell us what’s going on.
Depends on the age and condition of the system, but many repairs cost under $500. If it’s a bad microinverter, a damaged panel, or a wiring issue, repair almost always makes more sense. We don’t push replacements when a repair will do, and if a repair is over $200, take $40 off. Call (877) 550-6892 and describe the problem. Gus will tell you the truth either way.
Ready to Talk Solar in Vacaville?
If you’re tired of guessing what your PG&E bill is doing and want a straight answer from someone whose name is on the work, call (877) 550-6892. The estimate is free. Bring a bill, Gus will bring you the math, and you can take two weeks to think about it. The price won’t change. If a salesman needs an answer tonight, the answer is no. When you’re ready, so are we.
Written by Gus Petrakis, Owner at Gus’s Solar. Gus founded the company in 2011, publishes his name, address, and license number, and answers his own phone.
What happens when you call
- 1A real person answersNo phone trees - talk to a local solar pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3A background-checked tech heads outLicensed & insured, typically within 1-hour.
- 4You approve before work beginsNothing starts until you say go.
What Vacaville Customers Say
"My previous solar company went out of business and left me with an array nobody would touch. Gus took the system over, replaced two dead microinverters, and it has run properly since."
- Ferdinand Kaltenbrunner"Four different companies knocked on my door in one summer and every one of them wanted a signature that evening. Gus has a shop with his name on it, gave me the numbers on paper, and told me to take a fortnight and think about it."
- Winifred Castellano"Honest quoting and good workmanship. He is not the cheapest quote I got, by some way, and he told me that himself and explained what the difference bought. I chose him anyway and I am glad."
- Alistair Fennimore






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