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 Four Corners
Commercial solar installation in Four Corners typically runs $2.10 to $2.85 per watt before incentives, meaning a 50 kW system lands between $105,000 and $142,500 before the federal tax credit. But the number that matters more in ZIP 77083 is the panel upgrade: nearly every commercial building here still runs on original 100-amp service, which means your solar project doesn’t start with panels. It starts with your electrical service, and that changes both your timeline and your budget. We know this because we do this work in Four Corners every month, not once a year. Call (877) 550-6892 and we’ll walk the property with you before you spend a dime.
This page is built for the business owner in Four Corners who wants straight answers about what commercial solar actually costs here, what the CenterPoint approval process looks like, and how long it’ll take before the meter spins backward. No door-to-door pitch. No signature tonight. Just math built from your actual utility bill and the conditions on your actual roof.
Why Gus’s Solar Is Four Corners’s Preferred Commercial Solar Installation Company
Gus Petrakis started Gus’s Solar in 2011 and put his own name on the truck. That matters in Four Corners because this is a community where people still ask who did your work before they call anyone. You’ll see our crew at the taco spots off Bellaire and at the supply houses on Synott Road. We’re not a call center three states away; we’re a local shop with a published address, a license number you can verify, and an owner who answers his own phone. Go ahead, call (877) 550-6892 at 2 a.m. A live person picks up.
We’ve worked on commercial buildings across Four Corners long enough to know that the 1970s-era electrical infrastructure here creates a specific set of problems that a national installer won’t catch until it’s too late. When we quote a project on a warehouse off West Bellfort or a retail strip near Highway 6, the panel upgrade is in the scope from day one. Not a surprise change order. That’s the difference between working with someone who knows 77083 and someone who just typed the ZIP into a quote generator.
Our Commercial Solar Installation team has been doing this work across Four Corners for years. Same crew shows up, background-checked and uniformed, and the work is theirs. We don’t sub it out. If something isn’t right, the 90-Day Done Right Promise means Gus comes back and makes it right in writing. One call brings him back.
Our Commercial Solar Installation Services in Four Corners
Commercial Rooftop Solar
The sweet spot for most Four Corners commercial rooftops is a 25 kW to 100 kW array sized to offset 60-80% of daytime load. What works here specifically: those low-slope single-story retail and warehouse roofs from the 1970s and 1980s have wide, unobstructed planes facing south and west, which is exactly what you want for mid-afternoon production when AC demand peaks. We size each array off your last 12 months of actual interval data from your utility bill, not a brochure estimate. Bring me a bill, I’ll bring you the math.

Warehouse & Industrial Solar
Warehouse work in Four Corners carries a specific wrinkle: heat-degraded attic sheathing. Decades of Houston humidity breaks down the decking in many of these buildings, and when our techs drill conduit anchors into what looks like solid wood, sometimes they find the substrate crumbles. We catch this during the pre-install survey with a moisture meter and a visual inspection, which is why our quotes include a contingency line for sheathing repair that other installers conveniently leave out until they’re standing on your roof asking for more money. The price we quote is the price you pay.

Solar Carport Installation
Carports solve two problems at once in Four Corners: they shade vehicles from the brutal August sun and they add generation capacity without touching a questionable roof. For strip centers and office parks along Highway 6, a carport array is often the cleanest path to offsetting heavy afternoon AC load. We design these as cantilevered steel structures rated for the wind loads Harris County requires, and we handle the structural engineering in-house rather than farming it out to a third-party firm that’s never been to Four Corners.

Commercial Battery Storage
February 2021 is still fresh here. When ERCOT failed, businesses in Four Corners sat in the dark for days. That shared memory makes commercial battery storage an easy conversation in 77083. A properly sized battery bank paired with solar keeps refrigeration running, security systems online, and essential operations alive during grid events. We install FranklinWH and Tesla Powerpack systems sized to your critical loads, not your total load, because running a walk-in freezer through an outage costs far less to back up than running a full office park.

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 Four Corners
We work with Qcells, REC, and SunPower as our primary commercial panel lines because they hold up under Houston’s heat-humidity cycle better than most. Every panel we install in Four Corners is rated for the 40-50°F temperature swing between morning and peak afternoon that this climate demands. We keep common replacement parts and microinverter inventory in our local warehouse, so when a commercial system in Four Corners throws a fault code, we’re not waiting on a freight shipment from California. We also service and maintain systems installed by other companies, including older arrays that the original installer has abandoned. Call (877) 550-6892 if your system hasn’t been touched in three years and your production numbers look off.
Common Commercial Solar Installation Problems We See in Four Corners Homes
- The 100-amp wall. Your building has a 100-amp panel from the Carter administration. CenterPoint will not approve interconnection until that panel is upgraded to 200-amp minimum, and the City of Houston permitting office (which covers this part of Four Corners) requires inspection sign-off on the electrical work before solar can proceed. This adds two to three weeks to your timeline, and if nobody told you that up front, your installer wasn’t local.
- Heat-degraded attic sheathing. Four decades of Gulf Coast humidity has rotted the decking in a surprising number of 77083 commercial buildings. You won’t see it until the racking goes up and the lag bolts spin instead of bite. We check this in the survey phase, not the install phase.
- CenterPoint rapid shutdown mapping rejects. If the rapid shutdown system isn’t mapped to each subarray’s azimuth and tilt in the interconnection application, CenterPoint kicks it back. Correcting the plans adds 7-10 days to approval. We file these documents correctly the first time because we’ve filed them for Four Corners projects dozens of times.
- Post-Harvey roof replacements with warranty exclusions. Many Four Corners roofs were replaced in 2017-2018 after Harvey. Some of those roofers are gone now, and some of those warranties have solar clauses that were voided by the first racking penetration. We document everything and will tell you honestly whether your roof warranty survives a solar install before we touch it.
Pricing for Commercial Solar Installation in Four Corners, TX
A typical commercial rooftop solar project in Four Corners runs $2.10-$2.85 per watt before incentives. Here’s what that actually looks like in this market:
- 25 kW system: $52,500-$71,250
- 50 kW system: $105,000-$142,500
- 100 kW system: $210,000-$285,000
The panel upgrade adds $3,500-$8,000 depending on whether we’re swapping a 100-amp panel for a 200-amp or a 400-amp service. Battery storage runs $18,000-$45,000 per unit depending on capacity and chemistry. The federal Investment Tax Credit (currently 30%) applies to the total system cost including the panel upgrade and batteries. We quote the year-25 output, not the day-one brochure number, so your payback math includes the real-world heat derating that Houston summers impose. Free estimates, no trip charge inside Harris County, and if a salesman needs an answer tonight, the answer is no anyway.
We Also Serve Cities Near Four Corners
Our crews cover the surrounding commercial markets too: Mission Bend, Alief, Pecan Grove, and New Territory. The electrical infrastructure and permitting realities shift block by block out here, so we treat each job as its own problem. If your building sits in one of these nearby communities, call (877) 550-6892 and ask about how the panel requirements differ from what you’d face in Four Corners proper.
Serving Four Corners, TX - Our Local Coverage Area
We’re based in the Four Corners 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 Four Corners
Because the 1970s-era commercial buildings that dominate ZIP 77083 were built with 100-amp service, and CenterPoint Energy will not approve a solar interconnection on anything below 200 amps. The panel upgrade is not optional here. Plan for $3,500-$8,000 and two to three additional weeks in your schedule, including the City of Houston electrical inspection. Call (877) 550-6892 for an exact panel-specific quote.
Harris County sits in CenterPoint’s service territory, which pays a real-time avoided-cost rate for excess generation rather than a retail-rate credit. That means your payback math depends more on self-consuming what you produce than on banking credits. In practice, Four Corners commercial systems pay back fastest when sized to offset 80-90% of daytime demand, not when oversized to export. For a free bill review and a year-25 production model built on your actual interval data, call (877) 550-6892 for an exact number.
Heat-degraded sheathing is the big one. In roughly one of every four commercial buildings we survey in Four Corners, the attic decking has softened enough from decades of Gulf Coast humidity that conduit anchors won’t hold without reinforcement. We also find deteriorated HVAC duct collars, old roof penetrations that were never properly flashed after Harvey-era repairs, and framing that shifts a quarter inch between summer and winter. We flag all of it in the pre-install report and price any remediation into the quote, not surprise you with it mid-job.
Usually yes, and this is one of the rare places where Four Corners has an advantage. Roofs replaced in 2017-2018 are typically 5-7 years old, and the decking under them is sound. We recently completed a 45 kW rooftop array for a warehouse off Synott Road where the original 1970s panel was still a 100-amp fuse box. Our techs ran the conduit along the west-facing parapet and installed Enphase microinverters with rapid shutdown, but the real time sink was the City of Houston inspection on the upgraded 200-amp service, two extra site visits before CenterPoint would sign off. The owner had already replaced the roof after Harvey, so the 5-year-old decking took the racking without a single reinforcement lag. If your roof was replaced in the last eight years, the structural side is probably ready; it’s the electrical side that’ll hold you up.
Your system is engineered to stay on the roof. Harris County wind load requirements for rooftop solar are specific and enforced, and we design every Four Corners install to those standards plus a margin. What fails during high wind is almost always a mounting system that was installed with too few attachment points or lag bolts that spun in degraded decking. We use load-tested racking systems and pull test every single anchor point before the panels go up. If a hurricane does damage the array, contact us and we’ll be out to assess it as part of our commercial solar maintenance. The system will shut down automatically through the rapid shutdown system, and you should treat any damaged array as electrically live until we inspect it.
Get Your Four Corners Commercial Solar Estimate
Gus’s Solar serves Four Corners with the L.O.C.A.L. code we’ve operated by since 2011: Local roots, On time, Community first, Accountable, Loyal. If you’d like a real number for your commercial building in Four Corners, call (877) 550-6892. We’ll pull your bill, survey your roof, and give you a quote that includes the panel upgrade, the CenterPoint timeline, and the year-25 output math. Take two weeks. Think about it. The price will be the same.
Written by Gus Petrakis, Owner at Gus’s Solar, serving Four Corners and the surrounding communities.






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