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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 Floresville, TX
Solar in Floresville comes down to one hard question: is it worth it under co-op rules instead of CPS Energy rates? The short answer is yes, but the math changes. A grid-tied system sized for export that makes sense 30 miles up US-181 typically pencils out differently here in Wilson County, where GVEC territory rules push the value toward battery-backed self-consumption. We’ll walk you through the actual numbers off your utility bill, not a brochure. Call (877) 550-6892 and a live person picks up, day or night.
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 Floresville Homeowners Choose Gus’s Solar
Gus Petrakis puts his name on the truck and answers his own phone. That’s the whole pitch. No call center, no out-of-state sales crew working a territory map. When you call about panels on a ranch house off FM 536 or a ground-mount system out toward Lodi, you’re talking to the person who owns the company. The crew that shows up is Gus’s own crew, background-checked and uniformed, not a sub he found on a jobsite app.
We work throughout the 78114 zip code, from the historic streets near the Wilson County Courthouse to the newer subdivisions that went up during the Eagle Ford years. Homeowners around the Peanut Festival grounds and down toward Sutherland Springs have hired us for installs and repairs, and we treat every job like we’re going to run into you at the hardware store next week. Because around here, we probably will.
Solar Services We Offer in Floresville
Solar Panel Installation
We design and install rooftop and ground-mount systems sized to your actual usage, not a generic square-footage formula. Gus quotes the year-25 output, not the day-one brochure number, so you know what you’re actually buying.
Learn more about our Solar Panel Installation in Floresville.

Solar Battery Storage & Backup
In GVEC territory, battery storage isn’t an upsell. It’s often the difference between a system that pays for itself and one that gives away cheap power to the co-op. We install FranklinWH and Tesla battery systems sized for overnight loads and outage coverage.
Learn more about our Solar Battery Storage & Backup in Floresville.

Solar Panel Cleaning
Dust from county roads and pollen from peanut harvest season cut into output more than most people realize. A cleaning every six to twelve months keeps a Floresville system running at the numbers you were quoted.
Learn more about our Solar Panel Cleaning in Floresville.

EV Charger Installation
If you’re driving an EV through rural Wilson County, public charging is sparse. A home charger on a dedicated circuit means you leave every morning with a full battery, whether your daily loop is into San Antonio or just around town.

Solar Panel Maintenance & Monitoring
We monitor installed systems so a panel string going down doesn’t silently eat your production for three months before you notice the bill. When something looks off, we’re the ones who call you, not the other way around.

Solar Panel Repair
Microinverter failures, damaged wiring from storms, or critter-chewed connections under panels. We diagnose and fix it, and we offer a free second opinion on any written estimate you’ve received from another company.

Commercial Solar Installation
Metal ag buildings, retail rooflines, workshops. Floresville’s ranching heritage means a lot of commercial work happens on steel structures that need specific racking and attachment approaches. We handle those properly.

Neighborhoods We Serve in Floresville
We cover the full 78114 area and most of the surrounding county. Typical response time for a Floresville service call is same-day or next-day, depending on what’s wrong.
- Downtown Floresville, near the Wilson County Courthouse
- Sutherland Springs and the surrounding FM 539 corridor
- Lodi and rural parcels off FM 536
- Poth and western Wilson County
- La Vernia-adjacent properties along US 87
Why Floresville’s Climate & Housing Affect Solar
Floresville sits deep enough in South Texas that June through September routinely delivers triple-digit stretches. Your AC runs hard, sometimes all day and into the night. That’s actually a strong case for solar: your peak production months line up almost perfectly with your peak consumption months. The catch is that same heat cooks attic-mounted inverters. We see shortened inverter lifespans on systems where the installer tucked equipment in a hot attic to keep the roofline clean. Proper ventilation and placement matter here more than a homeowner in, say, a mild coastal climate would ever need to think about.
And then there’s the housing itself. A lot of Floresville property owners live in mid-century ranch houses or Eagle Ford-era builds, sitting on acreage with a corrugated-metal barn or shop out back. Those metal structures aren’t just extra square footage; they’re often the better roof for solar. A south-facing standing-seam metal roof can take a clamp-based racking system with zero penetrations. A ribbed metal roof needs a different attachment strategy entirely. We make that call in the field, on the actual building, not from a satellite photo.
Pricing for Solar in Floresville
Solar pricing in this area is more honest than you’ve been led to believe by door-knockers. Here’s what we see on real Floresville jobs:
- Rooftop residential system (6-10 kW): $16,500 - $29,000 before the federal tax credit
- Ground-mount residential system: $22,000 - $38,000 depending on trenching distance and racking
- Battery storage add-on (one unit): $9,000 - $15,000 installed
- Solar panel cleaning: $150 - $350 per visit depending on array size and roof pitch
- Repair diagnostics and minor fixes: $180 - $650, with $40 off any repair over $200
Bring me a bill, I’ll bring you the math. That’s the quote process here. No pressure, no signature tonight. Take two weeks. Think about it. The price will be the same.
Service Area - Cities Near Floresville
Gus’s Solar runs crews from a San Antonio office, so Floresville jobs are scheduled and dispatched locally alongside work in Pleasanton, Kirby, San Antonio, and Converse.
Serving Floresville, TX - Our Local Coverage Area
We’re based in the Floresville 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 Floresville
GVEC does not offer the same net metering structure as CPS Energy. Their interconnect policies and export credit rates are set by the co-op board and are generally less favorable to exporting homeowners than the larger investor-owned utilities. That’s why most Floresville systems we design lean toward battery-backed self-consumption instead of selling back to the grid. Call (877) 550-6892 and we’ll walk through your specific bill to show you the real numbers.
A typical Floresville rooftop system falls between $16,500 and $29,000 before the federal tax credit, depending on size, roof type, and inverter choice. Ground mounts and battery add-ons raise the total. We quote off your actual usage, so the first step is bringing us a bill. Estimates are free and pressure-free.
Yes, and we do it regularly. Standing-seam metal roofs get clamp-based racking with no penetrations at all. Ribbed metal roofs require a different bracket that anchors to the purlins underneath. Both are common here given Floresville’s ranching and peanut-farming heritage. The building’s orientation and the distance to your main panel determine whether it’s the right place for panels or whether the house roof makes more sense.
Yes. The panels we install from brands like Panasonic, Canadian Solar, and JinkoSolar are rated for hail impact and operate in 100°F+ conditions. The bigger heat concern in Floresville is inverter placement. Attic mounting shortens equipment life noticeably, so we plan ventilation and shaded external placement from the start.
Yes. Seniors and veterans get 10% off, and that discount never expires. No proof of age beyond an ID, no forms in triplicate. Call (877) 550-6892 and mention it when we set up your estimate.
Get Your Free Floresville Solar Estimate
No high-pressure pitch. No “sign tonight” nonsense. If a salesman needs an answer tonight, the answer is no. We quote off your real bill, explain the co-op math in plain English, and hand you a written estimate you can take two weeks to think about. Every job is backed by the 90-Day Done Right Promise. Call (877) 550-6892 or visit our home page to learn more. A live person answers, 24/7.
Written by Gus Petrakis, Owner at Gus’s Solar, serving Floresville and Wilson County with honest solar work since 2011.
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 Floresville Customers Say
"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"The install itself was excellent and the system performs as modelled. Permitting and the utility interconnection took about four months, most of it out of his hands, though the waiting was still frustrating."
- Marguerite Ostrowski






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