Solar Panel Installation in Katy, TX | Gus’s Solar - Gus's Solar

Solar Panel Installation in Katy - Same-Day Service, Done Right the First Time

Professional solar panel installation services in Katy, TX. Licensed & insured. Same-day and after-hours emergency service available.

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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

Your own solar system for as low as $79/month*on approved credit; ask for current terms
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

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

Fast, Reliable Solar Panel Installation Across Katy

Solar panel installation in Katy runs $18,000 to $42,000 for a typical 2,500-4,500 sq ft home, with Architectural Review Committee (ARC) approval adding 2-6 weeks to the timeline in master-planned communities. We’re the local crew that knows exactly how to move your project through Katy’s HOA process without the stall-outs that out-of-town installers run into. Call us at (877) 550-6892 and we’ll walk your specific street, your specific HOA, and your actual utility bill before we quote a single number.

Call (877) 550-6892

Gus Petrakis started Gus’s Solar in 2011 because he got tired of watching national outfits sell Katy homeowners one story on the phone and a different one at the kitchen table. We’re not a franchise, not a door-knocking operation, and not a sales team that disappears after the paperwork. Bring us a bill, we’ll bring you the math. Take two weeks to think about it. The price will be the same.

Why Gus’s Solar Is Katy’s Preferred Solar Panel Installation Company

Most solar companies treat Katy like one big suburb. We don’t. We know that a panel installation that sails through permitting in unincorporated Harris County can stall for 4-6 weeks in Cinco Ranch or Elyson because the ARC wants to review panel placement, conduit color, and inverter location before the city will even look at your permit. We file your ARC application the right way the first time, with renderings and conduit routes the committee can approve without sending back for revisions.

Our Solar Panel Installation team handles the whole job with our own background-checked, uniformed crew. No subcontractors, no hand-offs. Gus’s name is on the truck and on the work, and he answers his own phone. A live person picks up 24/7, not a voicemail queue three states away. That’s the L.O.C.A.L. standard we operate by: Local roots, On time, Community first, Accountable, Loyal.

We’ve been serving local communities since 2011. When something goes wrong with your system in year six or year nine, Gus is the one who calls you. Not a ticketing portal, not an offshore service center. The guy who owns the company.

Our Solar Panel Installation Services in Katy

Solar System Design & Permitting

This is where we earn our keep in Katy. Every master-planned community here, from Cane Island to Firethorne, has its own ARC with its own unwritten preferences. Some committees want panels kept off the front-facing roof planes entirely. Others will approve street-visible panels if the frames match the roof trim color. We’ve sat through enough of these reviews to know what gets rubber-stamped and what gets sent back. We prepare the ARC package, follow up with the committee, and pull the city permit once the ARC signs off. If you’ve already got a denial letter, bring it to us. We can usually rework the plan rather than scrap it.

Solar System Design & Permitting

Rooftop Solar Installation

Katy’s housing stock is mostly 2000s-2020s two-story brick homes with hip-and-gable rooflines. Those complex angles look great from the street, but they fragment the south-facing roof plane into small sections that limit how many panels you can run in a single contiguous string. We design around that reality, not against it. In the 77493 and 77450 ZIPs especially, we’re working on new construction that never got pre-wired for solar, so conduit routing and panel capacity upgrades are part of nearly every quote.

Rooftop Solar Installation

Roof-Mount & Tile Roof Solar

Tile roofs in Katy need a different mounting approach than asphalt shingle. We flash every penetration properly and use the right standoffs so you’re not chasing leaks three years from now. Katy sits on the flat former Katy Prairie, so your rooftop array faces almost no terrain shading, a genuine advantage over hillier Texas metros. But Gulf Coast humidity means we use corrosion-resistant junction boxes and sealed conduit fittings as standard, not as an upsell. Damp panels every morning may shave early-morning output a bit, but the real story in Katy is summer heat. Panel surface temperatures above 45°C depress output right when your AC is pulling hardest. That’s a local reality we design for.

Roof-Mount & Tile Roof Solar

Solar Panel Replacement

Hail, hurricane debris, and 15 years of Texas sun mean panel replacement is a regular part of our Katy work. We match new panels to your existing array’s output and physical footprint so you’re not triggering a second ARC review just because you swapped a few modules. Our crew recently replaced a hail-damaged SunPower array on a two-story brick home in Cinco Ranch. The original installer had run silver conduit straight across the front elevation, which earned the homeowner a violation notice. We re-routed the conduit through an interior soffit, matched the panel frames to the roof’s charcoal trim, and swapped in new REC panels with a 0.25% annual degradation rate. Day-one production restored, no second ARC review.

Solar Panel Replacement
Need help today?Fast, friendly service and a no-obligation free estimate.

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 Katy

We install and service systems built on equipment from Enphase, Tesla, SolarEdge, and FranklinWH. That means if your Katy home already has an Enphase microinverter system or a Tesla Powerwall, we can step in without forcing a full rip-and-replace. We keep common replacement parts and microinverters stocked locally, so a failed unit in the 77491 or 77492 ZIP codes isn’t a two-week wait for a part from California. If your current installer went out of business or won’t return your calls, call us. We service what others installed.

Common Solar Panel Installation Problems We See in Katy Homes

  • ARC forced a tear-off after the fact. An installer skips the HOA review, mounts panels on the front-facing plane, and the committee demands a full tear-off and re-mount on a different roof plane. We handle the ARC process before we ever put a boot on your roof, so this doesn’t happen.
  • CenterPoint rejects the interconnection because the panel’s only 150 amps. Homes in the 77449 ZIP damaged in Hurricane Harvey often got replacement panels during insurance-driven repairs, but many were installed to minimum code without a service-entrance upgrade. A solar-plus-storage system on a 150-amp panel gets kicked back by CenterPoint until you upsize, which adds $2,500 to $4,500 to the job and about two weeks.
  • Failing rapid shutdown inspection. The city inspector checks NEC 690.12 compliance on every roof-mounted system. We label the DC disconnect properly and size the rapid shutdown equipment to code, so you’re not paying for a failed inspection and a re-scheduled close-out.
  • Conduit run across the front elevation. Looks bad, violates nearly every ARC, and screams “cheap install.” We run conduit through soffits, chase walls, or painted to match your trim. It costs a little more up front and saves you the violation notice.

Pricing for Solar Panel Installation in Katy, TX

A full rooftop solar installation in Katy typically runs $18,000 to $42,000 before the federal tax credit, depending on system size, panel brand, and whether you add battery storage. Panel replacement alone runs $3,500 to $9,000 for a partial array swap. Solar System Design & Permitting work including the ARC package and city permit runs $1,200 to $2,400, and if your panel needs upgrading to 200 amps for interconnection, budget $2,500 to $4,500. The gap between a 7 kW system and a 12 kW system with battery storage is the difference between covering a quarter of your bill and covering most of it during a CenterPoint outage. We quote the year-25 output, not the day-one brochure number. Call (877) 550-6892 for a free estimate built from your actual usage, not a square-footage guess.

We Also Serve Cities Near Katy

Gus’s Solar handles Solar Panel Installation in Katy and the surrounding communities: Cinco Ranch, Fulshear, Pecan Grove, and Brookshire. If you’re in one of those neighborhoods, the same crew, the same 90-Day Done Right Promise, and the same live-answer phone apply. No trip charge inside our own county.

Serving Katy, TX - Our Local Coverage Area

We’re based in the Katy 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 - Solar Panel Installation in Katy

Ready to Go Solar in Katy? Call Gus’s Solar

If you’re tired of pushy salesmen and out-of-state installers who don’t know your ARC from your REP, call Gus’s Solar at (877) 550-6892. We’ll come out, look at your roof, look at your bill, and tell you the truth, even if the truth is that solar doesn’t pencil out for your house yet. Free second opinion on any written estimate, and if we quote it, that’s the price. No signature wanted tonight. Take two weeks. Think about it. If a salesman needs an answer tonight, the answer is no.

Written by Gus Petrakis, Owner at Gus’s Solar, serving Katy and surrounding communities since 2011.

Why Katy Chooses Gus's Solar

We set the standard for solar panel installation in Katy.

30-60 Min Response

Fast dispatch across Katy. 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 Katy

Getting your solar panel installation handled is simple and fast.

1

Call or Request a Free Estimate

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

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in Katy - 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 panel installation 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 Katy Customers Say

Trusted by homeowners across Katy and surrounding areas.

★★★★★

"Gus's own crew did the install. Not a subcontractor who had never met him, which is what the big outfit quoted me and could not tell me who would actually be on my roof."

Aurelia Santibanez · Verified customer
★★★★★

"He modelled it on my actual bill and the current export rates rather than the old ones, and told me plainly that the payback was longer than the door knockers had claimed. Then it came in about where he said it would."

Octavius Redmond · Verified customer
★★★★★

"Production dropped one spring and I did not even notice. Gus rang me, because he watches the monitoring, and had it sorted the same week."

Sunita Balakrishnan · 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 Panel Installation in Katy?

Call now for a free estimate - or request one below. Licensed, insured, and here with fast after-hours help in Katy.

(877) 550-6892

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