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.
Fast, Reliable Commercial Solar Installation Across McKinney
A commercial solar system in McKinney typically costs $85,000 to $450,000 before incentives, and most warehouse or retail projects we quote are designed, permitted, and installed within 60 to 120 days. The numbers depend on roof size, panel wattage, and whether your building sits in an HOA-governed development like Stonebridge Ranch or Craig Ranch, where architectural review adds a layer most contractors never mention until it’s too late. We’ve been quoting and building commercial arrays in McKinney since 2011, and we know Collin County’s permitting desk, the HOA boards, and the hail-rating requirements by heart. Call (877) 550-6892 and you’ll get a straight answer, not a pressure pitch.
Why Gus’s Solar Is McKinney’s Preferred Commercial Solar Installation Company
Gus Petrakis started this company in 2011 and still answers his own phone. That matters in McKinney, where business owners have been burned by out-of-state outfits that sent a sales rep, collected a deposit, and vanished. Gus’s name is on the truck, the building, and the license. The Commercial Solar Installation team is his own crew – background-checked, uniformed, and familiar with every ARB board from Stonebridge Ranch to Painted Tree.
We quote year-25 output, not the day-one brochure number. Bring me a bill, I’ll bring you the math. That’s the whole pitch. And if a salesman needs an answer tonight, the answer is no. Take two weeks. Think about it. The price will be the same. McKinney business owners appreciate that because most of them have already sat through the door-knocker routine once.
Every job carries the 90-Day Done Right Promise in writing. If it’s not right, Gus makes it right. One call. No ticketing portal. A live person answers 24/7 at (877) 550-6892.
Our Commercial Solar Installation Services in McKinney
Commercial Rooftop Solar
Most commercial buildings in McKinney’s 75070 and 75071 corridors have young roofs – 5 to 15 years old – with brick-and-stone exteriors and complex hip-and-valley rooflines. That’s fine. We flash every roof penetration properly, and Gus’s crew does the install, not a subcontractor. Rooftop arrays on flat commercial roofs in McKinney commonly use ballasted racking, which avoids roof penetrations entirely where the engineering allows. For pitched roofs, we work with Qcells and REC panels rated Class 4 impact – a baseline requirement in Collin County’s hail corridor, not an upsell.

Warehouse & Industrial Solar
Warehouse arrays in McKinney run larger – 100 kW to 500 kW is common – and the payback math ties directly to your load profile. Summer highs above 100°F mean heavy afternoon AC and refrigeration loads, which align nicely with solar production. Texas’s deregulated retail electricity market lets you shop buyback structures, and we’ll build the ROI model off your actual utility bill, not a generic brochure estimate. We do not hand the work off to a sub. The same crew that quotes it builds it.

Solar Carport Installation
When an HOA rejects a street-visible rooftop array, a solar carport often recovers the lost production. In McKinney’s master-planned communities, carports frequently sit outside the ARB’s street-visibility prohibition, making them a practical workaround for businesses that lose their south-facing roof plane. We design and build carport structures sized to your parking footprint, with EV charger integration if you want it. FranklinWH and Tesla battery pairing works neatly here too.

Commercial Battery Storage
Battery storage in McKinney makes sense for two reasons. First, afternoon peak demand charges on commercial rate plans are rising, and a battery can shave that peak. Second, hail events in Collin County happen multiple times per year, and businesses that lose power during storm season lose revenue. We install Tesla Powerwall and FranklinWH systems sized to your critical loads. A live person answers 24/7, including the night a storm knocks your system offline.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in McKinney
We work with the brands McKinney business owners already trust: Qcells and REC for panels, SolarEdge for inverters and power optimizers, and FranklinWH for battery storage. We stock common replacement parts locally, which means a failed optimizer or a hail-damaged panel gets swapped fast – usually within a few business days, not the weeks-long wait you get when a national outfit orders from a regional warehouse. If you have an existing system built on Enphase or SunPower hardware, we service that too, and we’ll tell you plainly whether a repair or a retrofit makes more sense.
Common Commercial Solar Installation Problems We See in McKinney
McKinney’s specific conditions create predictable failure modes. Here’s what we see most often when a business calls us after another contractor got it wrong:
- ARB rejection after the layout was designed. A contractor lays panels on the south-facing plane, files nothing with the Architectural Review Board, and the HOA rejects the plan because panels are visible from a public street. In Stonebridge Ranch and Craig Ranch, this is routine. The fix is an east-west split array or a ground mount, which means a full redesign – usually mid-sale. We check ARB rules before we draw the first line.
- Production estimates built on the wrong azimuth. A sales rep quotes output based on an unobstructed south roof plane. But on McKinney’s cul-de-sac and curved-street lots in 75070, the street-facing side is often south – and street-visible panels violate HOA rules. The real production number is lower, and nobody told you until after you signed. We quote the year-25 output on the array we can actually build, not the one on the brochure.
- Main panel capacity overlooked on older buildings. The historic core near downtown McKinney in 75069 includes pre-1970s commercial buildings with main electrical panels that cannot handle a solar interconnection. The utility rejects the application, and now you’re paying for a panel upgrade you didn’t budget for. We check panel capacity during the site visit, not after the permit is filed.
- Hail damage to panels alongside the roof. Collin County sits in North Texas’s hail corridor. After a significant storm, commercial panels get cracked and roofs get damaged in the same event. Insurance coordination becomes a mess – two claims, one adjuster who understands solar, one who doesn’t. We handle post-storm panel inspection and replacement, and we work with your insurer to separate roof damage from array damage.
Pricing for Commercial Solar Installation in McKinney, TX
A typical commercial rooftop array in McKinney runs $85,000 to $450,000 before incentives. Here’s how it breaks down by project type:
- Small retail or office rooftop: $85,000 – $150,000 for a 25 kW to 60 kW system
- Warehouse or industrial rooftop: $180,000 – $450,000 for a 100 kW to 500 kW system
- Solar carport: $120,000 – $300,000 depending on parking footprint and structural loads
- Commercial battery storage: $45,000 – $120,000 per unit, installed
- Ground-mount agricultural or commercial array: $100,000 – $350,000
What moves the number: roof structure condition, ARB compliance requirements, panel wattage, inverter topology, and whether a main panel upgrade is needed. We give upfront pricing with no signature wanted tonight. The price quoted is the price charged. Estimates are free. Call (877) 550-6892.
We Also Serve Cities Near McKinney
Gus’s Solar handles Commercial Solar Installation in McKinney and the surrounding communities, including Fairview, Melissa, Allen, and Princeton. The same crew, the same 90-Day Done Right Promise, and the same live person answering the phone. If your business sits in a neighboring town, the pricing and the process are the same – only the drive time changes.
Serving McKinney, TX - Our Local Coverage Area
We’re based in the McKinney 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 McKinney
It depends on what the Architectural Review Board says about visibility. Texas Property Code §202.010 protects your right to install solar, but it still lets HOAs prohibit panels visible from public streets. If your building’s south-facing plane faces a street, the ARB can reject that plane entirely. The workaround is an east-west split array, a carport, or a ground mount behind the building. Call (877) 550-6892 and we’ll check your specific ARB rules before quoting.
McKinney sits in Texas’s deregulated retail electricity market, so there’s no single net metering rate – you shop retail providers and their buyback structures. A favorable buyback shortens payback; a poor one pushes you toward self-consumption with battery storage. We build the math off your actual utility bill and current export rates. Take two weeks to review it. The price will be the same.
Many pre-1970s commercial buildings in 75069 do need a main panel upgrade, yes. The existing panel may lack the busbar capacity or breaker space for a solar interconnection, and the utility will reject the application until it’s upgraded. We check this during the first site visit so it’s in the quote from day one, not a surprise later.
Hail can crack panels and damage mounting hardware in the same event that damages your roof. We inspect the array, document damage for your insurer, and replace panels as needed. Most systems we install use Class 4 impact-rated Qcells or REC panels precisely because McKinney’s hail exposure is real. If you have an existing array we didn’t install, we’ll still inspect it and give you a straight answer on repair versus replacement.
Yes, and this happens regularly in Stonebridge Ranch and Craig Ranch. A rear ground mount keeps panels out of street view and satisfies the ARB’s visibility restrictions. The tradeoff is space and trenching for conduit runs, but for many McKinney businesses, it’s the cleanest path to approval. Call (877) 550-6892 for a free estimate and we’ll walk your site.
Written by Gus Petrakis, Owner at Gus’s Solar, serving McKinney since 2011.






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