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 Melissa
Commercial solar installation in Melissa typically runs $85,000 to $240,000 for a 50-150 kW rooftop array, and the biggest variable isn’t panel cost - it’s whether your building’s roof azimuth and HOA paperwork were handled honestly from day one. We’re in Melissa weekly, and we know the difference between a southeast-facing roof that’ll produce 82% and a south-facing one that’ll hit 94%. If you own a warehouse, auto shop, office building, or retail space in the 75454 ZIP, call (877) 550-6892 and we’ll come walk your roof, check your panel, and give you the real year-25 production number - not a brochure estimate.
Why Gus’s Solar Is Melissa’s Preferred Commercial Solar Installation Company
Gus Petrakis founded Gus’s Solar in 2011, and he still answers his own phone. That’s not a marketing line - it’s how we’ve operated for 29 years across local communities, and it’s why business owners in Melissa call us after getting burned by door-knockers who quoted one number on the phone and another at the table. Our Commercial Solar Installation team handles the whole job: engineering, HOA submittal, utility interconnection, and installation by Gus’s own background-checked, uniformed crew. We don’t hand work off to subcontractors, and we don’t disappear after the system goes live.
Melissa’s building stock is almost entirely new-construction, which means the electrical panels and roof decks are usually in good shape. But it also means the buildings were platted for street orientation, not solar orientation. We’ve walked enough roofs off Milrany Lane, near the high school, and back in the Liberty subdivision to know that a bid written for a McKinney warehouse won’t transfer to a Melissa lot where the roof runs 135 degrees southeast. That local knowledge saves you money on the front end and keeps your true-up statement honest on the back end.
Every job carries our 90-Day Done Right Promise, in writing. If something isn’t right, Gus comes back and makes it right - one call, no ticket queue. And when you call us at any hour, a live person answers. Not a voicemail, not a call center.
Our Commercial Solar Installation Services in Melissa
Commercial Rooftop Solar
Rooftop arrays make the most sense for Melissa retail buildings, offices, and service shops where the roof plane faces between southeast and southwest. We model production at your building’s actual azimuth - not a generic south-facing assumption - so the kWh number on your proposal matches what your utility true-up will actually show. Panels from Qcells, REC, and SunPower carry the impact resistance that North Texas hail demands, and we handle the full HOA submittal packet before we ever set foot on the ladder.

Warehouse & Industrial Solar
Melissa’s warehouses and light-industrial buildings along the Hwy 5 and Milrany corridor have large, relatively flat roof planes that are ideal for commercial-scale arrays. The catch: those big box roofs often have HVAC units, vent stacks, and skylights that throw partial shading. We design around that with microinverter layouts - typically Enphase - so one shaded panel doesn’t drag down a whole string. And we spec racking that handles the complex parapet and curb details common on these buildings.

Solar Carport Installation
Some Melissa HOAs restrict ground-mounts but will approve carport-mounted arrays, especially if the design architecturally matches the building. Carports make sense for commercial lots that need covered parking anyway - you get the shade structure and the solar generation in one permit. We’ve seen Melissa commercial properties where the roofline’s hip-and-valley complexity made rooftop panels cost-prohibitive, and a carport array came in at a better dollar-per-watt figure.

Commercial Battery Storage
Melissa businesses lose more production hours to heat-driven peak demand charges than most owners realize. A FranklinWH or Enphase battery system pairs with your array to shift stored solar into those 4-7 p.m. peak windows when panel output sags under 100-degree heat. If your building has refrigeration, server loads, or anything that can’t tolerate a blip, battery backup is worth modeling. We’ll show you the payback against your actual demand charge history - nothing generic.

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.
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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 Melissa
We install and service Qcells, REC, and SunPower panels across Melissa, and we stock common replacement components for these brands in our DFW warehouse - so when a hailstorm cracks a panel or a microinverter goes down, we’re not waiting two weeks on a freight shipment from California. If you already have a solar system from another installer and you’re not sure who’s going to maintain it now that the original company’s phone just rings through to a ticketing portal - call us. We service existing arrays, not just our own installs.
Common Commercial Solar Installation Problems We See in Melissa
- Panels installed without HOA architectural approval. Melissa’s HOAs almost universally require design review, and many require a neighbor notification window. Unapproved work can trigger forced removal - yes, that’s a real thing - and the cost of tearing off and redoing a roof array eats any savings you were chasing. We submit the layout drawings, glare study, and product spec sheets as part of the pre-construction packet, every time.
- Standard-duty racking on complex rooflines. Melissa’s production-built commercial buildings and single-family homes both share a trait: multiple hips, valleys, and dormers that reduce usable south-facing plane area. Improper flashings on these plane changes lead to leaks that local inspectors catch fast. Gus’s crew flashes every penetration properly, the same way we’d do our own roof.
- Quotes based on south-facing production when the roof is southeast or southwest. This is the big one in Melissa. A bid written with a due-south azimuth assumption will overstate production by 10-18%, and you won’t find out until your first true-up statement shows a shortfall. We always ask for your actual address, pull the satellite imagery, and model the real roof plane before we quote a single number.
- Hail-damaged panels with no repair path. Melissa sits in Collin County’s spring hail corridor. Golf-ball hail can crack standard-rated panels and void warranties. We spec IEC 61215 Class 4 impact-resistant panels as a baseline here, not an upsell. And if a storm does damage an existing array, we handle the inspection and warranty claim end to end.
Pricing for Commercial Solar Installation in Melissa, TX
A typical commercial rooftop array in Melissa runs $85,000 to $240,000 before incentives, depending on system size, roof complexity, and whether battery storage is included. A 50 kW roof-mounted system on a warehouse off Hwy 5 with a straightforward south-southeast azimuth typically lands around $95,000 to $125,000. Carport-mounted systems run $3.10 to $3.80 per watt installed. Battery storage adds $12,000 to $40,000 depending on capacity and integration. These are real numbers for this market, not national averages. Bring us your electric bill and we’ll build the math off your actual usage and your building’s actual roof orientation. Take two weeks. Think about it. The price will be the same. Call (877) 550-6892 for a free commercial estimate.
We Also Serve Cities Near Melissa
Our Commercial Solar Installation in Melissa service area covers the surrounding communities too - Fairview, McKinney, Princeton, and Celina are all regular stops for our crews. If your building sits near the Collin County line or you manage multiple locations across north DFW, we can schedule a multi-site walkthrough and keep your paperwork consistent across properties.
Serving Melissa, TX - Our Local Coverage Area
We’re based in the Melissa 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 Melissa
Melissa’s HOA review process typically adds 2 to 6 weeks to a commercial solar timeline, depending on the association’s meeting schedule and whether a neighbor notification window is required. We handle the entire submittal - panel layout drawings, glare study, product spec sheets, and elevation renderings - before any construction begins. The review period runs concurrently with utility interconnection paperwork, so in most cases the HOA step doesn’t add net delay. If your association has an architectural committee that meets monthly, we can time the submittal to hit the next meeting. Call (877) 550-6892 and we’ll check the specific HOA requirements for your property.
Yes, a southeast-facing commercial roof in Melissa typically produces 82-88% of what the same array would produce facing due south - which is still well within the payback window for most businesses, especially with current utility demand charges and the federal Investment Tax Credit. The key is that your quote must be modeled at the actual azimuth, not a south-facing assumption. We recently completed a rooftop array for an auto service center off Milrany Lane whose main roof ran 135 degrees southeast. We specified Qcells panels with Enphase microinverters to handle partial shading from a rooftop HVAC unit, and ran the production estimate at that real azimuth. The owner’s true-up statement matched our projection within 3%.
Yes, we strongly recommend IEC 61215 Class 4 impact-resistant panels for any Melissa commercial installation, because Collin County sits in the North Texas hail corridor where golf-ball-sized hail is a recurring spring threat - not a once-a-decade event. Standard-rated panels can crack under that impact, and most manufacturer warranties exclude hail damage on non-Class 4 panels. The cost difference on a commercial array is typically 4-8%, and it’s the cheapest insurance you’ll buy against a $180,000 investment.
Melissa’s commercial properties fall under Oncor’s transmission territory for solar interconnection, with retail electric service through whichever provider you’ve contracted with - which means your net metering terms depend on that provider’s buyback rate, not a one-size-fits-all city policy. In practice, most commercial systems in the 75454 ZIP are sized to offset daytime consumption rather than export heavily, because the buyback rate is usually well below the retail demand charge you’re paying. We’ll pull your actual interval data and model the system against your true load profile so the economics reflect your building, not a generic commercial average.
Yes, and carport-mounted solar is a practical workaround in Melissa HOAs that restrict roof penetrations or require panel concealment from street view. The carport structure becomes the mounting system, and the panels sit at an angle that screens both your vehicles and the array itself from neighbors. We’ve installed carport arrays in Melissa where the HOA’s architectural committee preferred a shade-structure design over visible roof panels. The cost runs $3.10 to $3.80 per watt, which is competitive with complex rooftop installs on hip-and-valley roofs.
If you own or manage a commercial building in Melissa and you’re tired of solar quotes that don’t match reality, call Gus’s Solar at (877) 550-6892. We’ll walk the roof, run the real azimuth, check your panel, and bring you the math. Free estimate, no signature wanted tonight.
Written by Gus Petrakis, Owner at Gus’s Solar, serving Melissa and Collin County since 2011.






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