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 Maywood
Commercial solar installation in Maywood typically runs $2.35 to $3.10 per watt for a rooftop system, meaning a 50 kW project lands between $117,500 and $155,000 before the federal Investment Tax Credit. Most Maywood commercial jobs we quote are permitted and installed within 6 to 10 weeks. If you’re a business owner off Slauson Avenue or along Atlantic Boulevard wondering whether your roof can actually handle solar, the answer usually comes down to two things: usable square footage and how much late-afternoon shade your neighboring buildings throw. Call (877) 550-6892 and we’ll walk your roof with you, bill in hand. Bring me a bill, I’ll bring you the math.
Why Gus’s Solar Is Maywood’s Preferred Commercial Solar Installation Company
Maywood is one of the most densely packed square miles in California. Nearly every building sits shoulder to shoulder with the next, and most went up between the 1920s and 1950s. That changes how solar gets designed here. A crew that mostly works the wide-open industrial parks of Commerce or the newer builds in Huntington Park won’t think twice about shade modeling, 100-amp panels, or the fact that your roof might only offer 800 usable square feet. We do, because we’re in Maywood’s commercial districts constantly, and we’ve learned what these buildings can and can’t support.
Gus Petrakis founded this company in 2011 and still answers his own phone. That’s not a marketing line. It’s how we run. When a Maywood business owner calls with a question about their system three years after install, they get Gus, not a call center. Our work here is backed by the 90-Day Done Right Promise: if it’s not right, Gus makes it right, in writing, on every job. We don’t pressure you to sign anything tonight. Take two weeks. Think about it. The price will be the same.
We’re a full-service Commercial Solar Installation team, and that matters in a city like Maywood where nearly every project involves a panel upgrade, a shade audit, and careful rafters. If a salesman needs an answer tonight, the answer is no. We’d rather you call three other companies, compare the numbers, and come back because ours hold up.
Our Commercial Solar Installation Services in Maywood
Commercial Rooftop Solar
Most Maywood commercial rooftops are small. A typical retail shop or small office building along Slauson Avenue might have 1,200 to 2,000 square feet of total roof, with vents, HVAC units, and access paths eating into what’s actually usable. We design around that. Our Commercial Solar Installation in Maywood projects lean on high-efficiency panels like REC Alpha Pure or SunPower Maxeon when every square foot has to count. We model your actual production based on azimuth, tilt, and shade, and we quote the year-25 output, not the day-one brochure number.

Commercial Battery Storage
The businesses we talk to near Atlantic Boulevard and 52nd Street don’t want another surprise: a rate change, a demand charge spike, or an LADWP or SCE time-of-use structure that eats their savings. Commercial battery storage fixes that. Paired with solar, a FranklinWH or Enphase battery system lets your Maywood business bank daytime production and discharge during peak-rate windows. For a small commercial property, a 30 to 60 kWh battery system typically adds $28,000 to $55,000 after incentives. Not every building needs one. If yours does, we’ll show you the numbers from your own utility bill before you commit.

Solar Carport Installation
If your Maywood lot has parking but no roof space, carport solar is often the better answer. These structures work especially well for the larger commercial properties near the 710 freeway corridor. A solar carport runs roughly $3.50 to $5.00 per watt installed due to structural steel and engineering, so a 30 kW carport typically lands between $105,000 and $150,000. But it doubles as covered parking and doesn’t touch your existing roof. For some Maywood businesses, that’s the whole pitch.

Commercial Solar Maintenance
We don’t install and disappear. We monitor what we build, and when something underperforms in Maywood, Gus is the one who calls you. Our maintenance plans cover panel cleaning, inverter health checks, production auditing, and re-torquing of racking. Maywood’s inland position means less marine-layer grime and more dust and particulate buildup from the 710 and Atlantic traffic corridors, so cleaning cycles here differ from coastal cities a few miles west. We schedule accordingly.

What happens when you call
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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 Maywood
We work with equipment we’d put on our own roofs: REC, Panasonic, SunPower, and Qcells panels; Enphase and SolarEdge inverters; FranklinWH batteries. When a Maywood business needs a warranty replacement or a production audit on an existing system, we can usually handle it without waiting on a shipment from out of state. We stock common Enphase microinverters, monitoring hardware, and replacement components locally. If your existing commercial system in 90270 was installed by someone who no longer answers the phone, call us. We’ll sort out what you have before we ever try to sell you something new.
Common Commercial Solar Installation Problems We See in Maywood
- Undersized 100-amp main panels. Nearly every Maywood commercial building from the pre-1960 housing stock era still runs on a 100-amp service. Add a 25 kW solar array and an EV charger, and you’re tripping the main breaker before the system ever pays for itself. We flag this on the first site visit and include the upgrade in the quote, not as a surprise add-on later.
- Aging composition shingles and original wood lath under panels. We regularly see Maywood roofs where the shingles are 20-plus years old and the decking underneath is original tongue-and-groove. Mounting a rack on that without proper flashing and rafter inspection means leaks within two to three years. On a 1940s duplex near the corner of 52nd Street and Maywood Avenue, our crew paired REC Alpha Pure panels with Enphase IQ8 microinverters on an 800-square-foot usable roof with heavy afternoon shading from a neighboring two-story building. The attach points and flashing got more attention than the panels themselves.
- Aggressive inter-structure shading killing production estimates. Maywood’s lot-line-to-lot-line construction means your 1 PM sun can be your neighbor’s 1 PM wall shadow. Production estimates that ignore shade from adjacent buildings overshoot by 20 to 30 percent. We run exact azimuth calculations on every Maywood job, and we use microinverters rather than string inverters so one shaded panel doesn’t drag the whole array down.
- Permit workflow through a contracted agency, not a city counter. Maywood contracts its building and safety services rather than running its own department. Solar permit submissions and inspection scheduling flow through a contracted agency, and the current arrangement can change. We confirm who’s handling Maywood permits before we quote a timeline, because last year’s turnaround isn’t this year’s. That’s the kind of thing you only know if you’re actually working here.
Pricing for Commercial Solar Installation in Maywood, CA
A typical commercial rooftop solar project in Maywood runs $2.35 to $3.10 per watt installed, meaning a 30 kW system lands between $70,500 and $93,000 before the 30 percent federal tax credit. A 50 kW system runs $117,500 to $155,000. Solar carports run $3.50 to $5.00 per watt. Commercial battery storage adds $28,000 to $55,000 for 30 to 60 kWh of capacity, depending on brand and complexity. Panel upgrades on the legacy 100-amp services common across Maywood typically add $3,500 to $7,500. Shade-heavy sites may require microinverters or optimizers, which adds roughly 8 to 12 percent to the inverter line item. Estimates are free, and we build every number off your actual utility bill and roof survey. Call (877) 550-6892 for an exact quote. No signature wanted tonight.
We Also Serve Cities Near Maywood
We run crews across the southeast corridor and into the neighboring industrial districts, so if you’re searching for commercial solar in Bell, Cudahy, Commerce, or Huntington Park, the same estimating process applies. Maywood is our home turf for the dense-lot work described on this page, and the surrounding cities share enough of the same building stock and utility territory that our Maywood experience transfers directly.
Serving Maywood, CA - Our Local Coverage Area
We’re based in the Maywood 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 Maywood
Yes, in most cases. The majority of Maywood commercial buildings constructed before 1960 still have 100-amp main panels, and a rooftop solar array plus any battery or EV charging load will exceed that. Plan on $3,500 to $7,500 for a typical 200-amp upgrade. Call (877) 550-6892 and we’ll check your panel during the free site visit.
On dense Maywood lots with two-story neighbors close to the property line, unmodeled shading typically cuts production 20 to 30 percent below a generic estimate. That’s why we run precise azimuth and shade-loss calculations and spec microinverters on nearly every Maywood install. A quote that doesn’t mention shade on a Maywood roof wasn’t built for your building.
Maywood routes building permits and inspections through a contracted third-party agency rather than a city-run counter. The agency agreement has changed before, so call (877) 550-6892 and we’ll tell you exactly who’s handling solar permits for Maywood right now and what the typical turnaround is this quarter.
Yes, net metering is governed by your utility (SCE or LADWP territory, depending on your specific address in 90270) and the current NEM tariff, not by the city. Maywood’s contracted permit agency affects the timeline, not the billing. We’ll walk you through the current NEM structure and what it means for your actual bill before you sign anything.
Yes. Many Maywood commercial roofs offer only 800 to 1,200 usable square feet, and we design micro-arrays around that. High-efficiency panels like REC Alpha Pure or SunPower Maxeon let us hit real production numbers on a small footprint. Pairing with Enphase microinverters handles the partial shading that’s unavoidable at Maywood densities. Call (877) 550-6892 and we’ll tell you honestly whether your roof is worth doing.
Written by Gus Petrakis, Owner at Gus’s Solar, serving Maywood since 2011.






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