Commercial Solar Installation in Decatur, TX | Gus’s Solar - Gus's Solar

Commercial Solar Installation in Decatur - Same-Day Service, Done Right the First Time

Professional solar services in San Jose, CA. Licensed & insured. Same-day and after-hours emergency service available.

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Worth knowing

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.

Styles & brands we work with

Rooftop solar
Rooftop solar
Battery storage
Battery storage
EV charging
EV charging
Qcells
Qcells
REC
REC
Enphase inverters
Enphase inverters

Before & after – our own jobs

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Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

Fast, Reliable Commercial Solar Installation Across Decatur

Commercial solar in Decatur works differently than it does 45 miles east in Fort Worth. You’re on Wise Electric Cooperative, not Oncor, and that single fact changes how your system should be sized, whether battery storage makes sense, and what your actual payback looks like. We’ve been installing commercial arrays across Wise County long enough to quote the year-25 output off your real utility bill, not a brochure number. If you’re a Decatur business owner or landowner wondering whether solar pencils out under co-op rules, call Gus at (877) 550-6892 and bring us a bill. We’ll bring you the math.

Call (877) 550-6892

Why Gus’s Solar Is Decatur’s Preferred Commercial Solar Installation Company

Gus Petrakis started this company in 2011 and put his own name on the truck. That matters when you’re signing a contract for a $80,000 commercial array and you want to know the person who quoted it is the same person who’ll answer when something acts up three years later. We’re not a door-knocking crew working off a script. We’re a locally owned shop with a published address, a license number, and a live person answering the phone 24/7. No ticketing portal. No call center three states away.

Decatur business owners along US-287, around the courthouse square, and out on the large lots off FM 51 call us because we already know the co-op’s interconnection paperwork, the hail ratings that matter here, and the structural quirks of early-1900s buildings near downtown. Our Commercial Solar Installation team has done ground-mounts on ranch land, carports at industrial parks, and rooftop retrofits that required panel reinforcement before a single module went up. When you call, you get a straight answer about whether solar is worth it on your specific building, under Wise Electric Cooperative’s specific rules.

Our crew is background-checked and uniformed. Gus’s own people do the install. We don’t hand your roof off to a sub. And every job carries the 90-Day Done Right Promise in writing: if it’s not right, one call brings Gus back.

Our Commercial Solar Installation Services in Decatur

Commercial Rooftop Solar

Rooftop solar on Decatur commercial buildings means dealing with what’s actually up there. Early-1900s craftsman and Victorian buildings near the square often have legacy rafter spacing that won’t carry modern glass-glass panel weight without reinforcement. Mid-century ranch-style offices need inverter placement that keeps equipment out of the blast-furnace heat of a west-facing wall. We assess the roof structure before we quote anything, because a cheap quote that ignores rafter load is how you end up with a leaky roof and a system that underperforms.

Commercial Rooftop Solar

Warehouse & Industrial Solar

Warehouses along US-287 and in Decatur’s industrial pockets have big, flat, mostly unobstructed roofs, which is exactly what solar likes. The catch in Wise County is that the co-op’s net-metering credit caps mean a warehouse array sized like one in Fort Worth will export more than it can get paid for. We size warehouse systems to your actual daytime load profile and pair them with battery storage where it makes sense, so you’re not giving electrons back to the co-op at a fraction of their value.

Warehouse & Industrial Solar

Solar Carport Installation

Carports serve two masters in Decatur: they generate power and they keep the Texas sun off your fleet vehicles, employee cars, or customer parking. A solar carport also sidesteps roof structural issues entirely, which matters when the building is old and the roof is questionable. If you’ve got lot space and a roof you don’t trust, a carport array can be the better play.

Solar Carport Installation

Commercial Battery Storage

Here’s the honest truth about Decatur: battery storage isn’t an upsell, it’s the thing that makes commercial solar work under Wise Electric Cooperative’s stricter interconnection rules. The co-op’s less generous net-metering credits mean you’re better off storing surplus than exporting it. We install FranklinWH, Tesla Powerwall, and Enphase battery systems sized to shift your solar production into the hours when the co-op’s credit rate would otherwise eat your return. For most Decatur commercial customers, the battery is what makes the payback math close.

Commercial Battery Storage
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Call (877) 550-6892

What happens when you call

  1. 1
    A real person answersNo phone trees - you reach a local pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched.
  3. 3
    A background-checked tech heads outLicensed & insured, dispatched right away.
  4. 4
    You approve before work beginsNothing starts until you say go.

Trusted Brands We Service in Decatur

We install and service equipment from Tesla, Enphase, SolarEdge, and FranklinWH, among others. That matters when you already have a system that’s underperforming or faulting out and you need someone who actually knows the hardware, not someone who just sells it. Because we work with these brands regularly and keep parts for them locally, turnaround on service calls in Decatur is fast. If your inverter’s throwing faults or your battery’s not cycling, we can usually diagnose and fix it without waiting on a parts shipment from across the country.

Common Commercial Solar Installation Problems We See in Decatur

  • Systems sized for Oncor rules, not co-op rules. A commercial array sized off Fort Worth net-metering rates will export far more than Wise Electric Cooperative credits you for, which quietly destroys the payback you were promised. We see this most often when a national installer ran the numbers off generic assumptions instead of your actual co-op rate schedule.
  • Older buildings hitting structural limits. Rooftop arrays on early-1900s buildings near the courthouse square regularly need rafter reinforcement before modern panel weights go up. Skipping that step leads to sagging, leaks, and a roof that fails early.
  • Inverters overheating on west-facing walls. Decatur summers push past 100°F routinely. An inverter mounted on a west-facing wall of a mid-century ranch-style office will thermal-throttle and shorten its own life. We relocate or properly ventilate these as part of the install, not as a callback.
  • Hail damage that wasn’t planned for. Wise County sits in North Texas hail country. IEC 61215 impact-resistance ratings are a real purchasing filter here, not a spec-sheet footnote. We spec panels and mounting that survive the hail Decatur actually gets.

Pricing for Commercial Solar Installation in Decatur, TX

A commercial rooftop solar installation in Decatur typically runs $2.40 to $3.10 per watt before incentives, meaning a 50 kW warehouse array lands between $120,000 and $155,000. A 100 kW system runs $240,000 to $310,000. Solar carport installations run higher, typically $3.50 to $4.50 per watt, because of the steel structure. Commercial battery storage in Decatur runs $900 to $1,400 per kWh of capacity installed, with a typical commercial pairing of 30-60 kWh adding $27,000 to $84,000. Ground-mount agricultural arrays on Decatur’s large rural lots run $2.10 to $2.80 per watt, often the lowest-cost option when land is available and the building’s roof is old. These are real Decatur numbers, built off co-op rates and local labor, not national averages. Call (877) 550-6892 for an exact quote. The estimate is free, and take two weeks to think about it. The price will be the same.

We Also Serve Cities Near Decatur

Gus’s Solar serves Decatur and the surrounding communities across Wise County and the northwest DFW edge, including Briar, Azle, Eagle Mountain, and Lantana. Whether you’re running a business on the square in Decatur or on a large lot outside city limits, the same crew, the same pricing honesty, and the same 90-Day Done Right Promise apply. We’re a local shop, not a pop-up sales crew, and we answer the phone when you call.

Serving Decatur, TX - Our Local Coverage Area

We’re based in the Decatur 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 - Commercial Solar Installation in Decatur

Why San Jose Chooses Gus's Solar

We set the standard for solar in San Jose.

30-60 Min Response

Fast dispatch across San Jose. Same-day and after-hours emergency service available.

Licensed & Insured

Fully certified technicians who meet all local and state licensing requirements.

Upfront Pricing

No hidden fees, no surprises. You approve the price before any work begins.

Guaranteed Work

Every repair and installation is backed by our workmanship warranty and satisfaction guarantee.

How It Works in San Jose

Getting your solar handled is simple and fast.

1

Call or Request a Free Estimate

Tell us about your solar needs and we provide an upfront, transparent quote - no obligation, no hidden fees.

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in San Jose - typically within 30-60 minutes, with parts stocked on the truck.

3

Problem Solved, Guaranteed

We complete the job to your full satisfaction, backed by our warranty and 100% satisfaction guarantee.

What happens when you call

  1. 1
    A real person answersNo phone trees - talk to a local solar pro.
  2. 2
    You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
  3. 3
    A background-checked tech heads outLicensed & insured, typically within 1-hour.
  4. 4
    You approve before work beginsNothing starts until you say go.

What San Jose Customers Say

Trusted by homeowners across San Jose and surrounding areas.

★★★★★

"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 · Verified customer
★★★★★

"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 · Verified customer
★★★★★

"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 · Verified customer

Current Offers

Bring these savings to your next appointment.

10%

10% Off Your First Service Visit

Valid on your first completed service visit with us.

Expires Dec 31, 2026
$40

$40 Off Any Repair Over $200

Expires Dec 31, 2026
Free

Free Second Opinion on Any Written Estimate

Expires Dec 31, 2026
Free

No Trip Charge Inside Our Own County

Expires Dec 31, 2026
10%

Senior & Veteran 10% - Always

Expires Dec 31, 2026

Ready for Solar in San Jose?

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(877) 550-6892

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