Commercial Solar Installation in Florence-Graham, CA | Gus’s Solar - Gus's Solar

Commercial Solar Installation in Florence-Graham - Same-Day Service, Done Right the First Time

Professional solar services in San Jose, CA. Licensed & insured. Same-day and after-hours emergency service available.

866+
Cities Served
Fast
Emergency Response
Licensed & Insured Fast Response Free Estimates All Brands Satisfaction Guarantee
Every visit starts with

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 Commercial Solar Installation Across Florence-Graham

Commercial solar in Florence-Graham does not have to be a guessing game. A typical commercial rooftop array here runs $2.10 to $2.85 per watt before incentives, and with SCE’s DAC-SASH program in play for income-qualifying businesses, the out-of-pocket number can drop substantially. We have been putting commercial systems on Florence-Graham buildings long enough to know the panel upgrade conversation happens before the panel conversation, and we quote the year-25 output, not the day-one brochure number. If you own a shop, warehouse, clinic, or converted bungalow that runs a business out of the front, call (877) 550-6892 and bring us a bill. We will bring you the math.

We are a locally owned, owner-operated crew, not a pop-up sales outfit. Gus Petrakis puts his name on the truck and answers his own phone. When a Florence-Graham commercial owner calls about a system that is underproducing or a carport canopy that needs reevaluation, Gus is the one who comes out. No call center three states away, no subcontractor who has never seen your roof. That matters more in an unincorporated community like Florence-Graham, where permits flow through LA County DRP and the utility is SCE, not LADWP like the incorporated neighborhoods a few blocks west. Get that wrong and a project can sit idle for months.

Why Gus’s Solar Is Florence-Graham’s Preferred Commercial Solar Installation Company

Florence-Graham commercial owners call us because we understand the county, the utility, and the buildings. This is not Huntington Park. This is not South Gate. Those are incorporated cities with their own building departments and, in some pockets, different planning rules. Florence-Graham sits under the County of Los Angeles Department of Regional Planning. So when a commercial permit needs to move, it goes through LA County DRP, and we have walked enough of those applications through to know what gets flagged and what sails. We tell you the real timeline up front, not the one that sounds good in a sales pitch.

Reviews from Florence-Graham customers point to the same things: the price quoted is the price charged, the crew shows up in uniform with background checks, and when something goes wrong, one call brings Gus back. The 90-Day Done Right Promise is in writing on every commercial job. If it is not right, we make it right. That is not a slogan. It is a line in the contract.

Response time to Florence-Graham is same-day for phone calls and most service visits, because scheduling is coordinated from our Los Angeles office and crews serve Florence-Graham locally. A live person answers 24/7. Not a voicemail. Not a ticketing portal. A person.

And here is the thing about this community specifically: Florence-Graham is a federally designated Disadvantaged Community. That opens a door most commercial pages never mention. The DAC-SASH program can cover a large share of upfront solar costs for income-qualifying property owners, and SCE runs those applications through a separate interconnection queue. Installers who do not know that will promise you a six-week approval and deliver a four-month wait. We would rather tell you the truth in March than apologize in September.

Our Commercial Solar Installation Services in Florence-Graham

Commercial Rooftop Solar

A small commercial roof in Florence-Graham can still produce serious kilowatt-hours. The community sits roughly 12 miles inland, which means it clears the marine layer that suppresses coastal solar output. You get closer to 5.5 to 6 peak sun hours daily here, enough to make even a 3 to 5 kW array on a converted 1940s bungalow pencil out. We design for the roof you actually have, using Qcells, REC, or Canadian Solar panels paired with Enphase microinverters or SolarEdge optimizers where shading or rapid shutdown compliance demands it. Our Commercial Solar Installation team sizes the system off your actual SCE bill, not a brochure estimate.

Commercial Battery Storage

Florence-Graham businesses that lose power during summer heat events or rolling shutoffs do not need to lose a day of revenue. Commercial battery storage with FranklinWH or Tesla Powerpack keeps your refrigeration, point-of-sale, security, and lighting running when SCE goes dark. We size the battery bank to your critical loads, not your whole building, which keeps the cost sane and the payback honest. For medical offices, markets, and auto shops on Compton Avenue or near Firestone Boulevard, battery backup is often the difference between staying open and closing the gate.

Solar Carport Installation

Parking lots are underused solar real estate. If your Florence-Graham commercial property has an uncovered lot, a solar carport canopy turns that asphalt into generation capacity while shading customer vehicles and employee cars. County permitting for carport structures goes through LA County DRP, and we handle the structural engineering, the plan check, and the SCE paperwork as one package. You do not chase the county. We do.

Commercial Solar Maintenance

Inland heat, dust from the 710 corridor and surrounding industrial zones, and the simple passage of time all degrade panel output. A system that is never cleaned or inspected can lose 10 to 20 percent of its production without the owner noticing. Our maintenance visits include cleaning, microinverter health checks through the Enphase or SolarEdge monitoring portal, wiring inspection, and a written report. If we find something failing, we tell you what it costs to fix before we touch a panel. No surprise invoices.

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 Florence-Graham

We work with the equipment that holds up in inland LA heat: Enphase microinverters for the rapid shutdown and shade tolerance that small commercial roofs need, SolarEdge for string systems on larger warehouses, and FranklinWH for battery storage that cycles reliably under daily load. We do not push one brand on every building. The roof, the load profile, and the SCE rate schedule drive the equipment choice. Because we install and service all of them, we keep common parts on hand for Florence-Graham customers, which means a failed microinverter gets replaced in days, not weeks.

Common Commercial Solar Installation Problems We See in Florence-Graham Homes

  • The 100-amp panel bottleneck. Florence-Graham’s commercial stock includes a lot of converted 1940s and 1950s wood-frame bungalows on Florence Avenue, Compton Avenue, and the side streets off Central. Most still carry original 100-amp electrical service. Interconnection with SCE will not happen until that panel is upgraded to at least 200 amps, and that line item often surprises owners who got a quote from an installer who never looked at the panel.
  • The SCE DAC-SASH queue. Because Florence-Graham is a Disadvantaged Community, DAC-SASH projects run through a separate interconnection track. A project that an installer quotes as a six-week job can sit four to five months waiting on SCE approval. We quote the realistic timeline from the first site visit.
  • Undersized inverters for inland heat. Installers who design for coastal sun hours get Florence-Graham wrong. We regularly see 5.5 to 6 peak sun hours here, and summer temperatures that push past 95°F. An undersized inverter clips production on hot afternoons and silently erodes the payback period the owner was promised.
  • Roofs that were never meant for solar. Many Florence-Graham commercial buildings are aging wood-frame structures with modest roof footprints and original decking. Before a single panel goes on, we check the decking, the flashing, and the load path. A rack that leaks is a roof replacement waiting to happen, and we will not install on a questionable deck without telling you first.

Pricing for Commercial Solar Installation in Florence-Graham, CA

A typical commercial rooftop system in Florence-Graham runs $2.10 to $2.85 per watt before incentives, so a 5 kW array lands between $10,500 and $14,250. A 20 kW warehouse system runs $42,000 to $57,000. Solar carport canopies add $1 to $1.50 per watt because of the structural steel. Commercial battery storage in Florence-Graham runs $900 to $1,400 per kilowatt-hour of storage, installed. If your building still has original 100-amp service, add $3,500 to $6,500 for a main panel upgrade before interconnection can proceed. Those are the numbers. Bring us your SCE bill and we will show you exactly how the net metering and DAC-SASH math lands for your property. Call (877) 550-6892 for a free estimate. The price quoted is the price charged.

We Also Serve Cities Near Florence-Graham

Gus’s Solar serves commercial owners across Southeast LA County. We regularly install and service systems in Huntington Park, Walnut Park, Willowbrook, and South Gate. If your business sits near the Florence-Graham boundary or you own property in multiple nearby cities, one call covers it all. See our Commercial Solar Installation in Florence-Graham page for the full local picture.

Serving Florence-Graham, CA - Our Local Coverage Area

We’re based in the Florence-Graham 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 Florence-Graham

Why does my Florence-Graham commercial solar permit go through LA County DRP instead of City of LA Building & Safety?

Because Florence-Graham is unincorporated Los Angeles County territory, permits are issued by the LA County Department of Regional Planning (DRP), not the City of LA. Every commercial solar, carport, and battery permit works that way here. We prepare and file all DRP paperwork for you and track it through every plan check correction, so the permit process does not become your part-time job. Call (877) 550-6892 and we will walk you through exactly what your specific project needs.

How long will SCE take to approve interconnection for a commercial DAC-SASH project in Florence-Graham?

Realistically, four to five months. Because Florence-Graham is a designated Disadvantaged Community, SCE runs DAC-SASH interconnection applications through a separate queue from standard net metering projects, and that queue moves slower. Installers unfamiliar with SCE’s Southeast LA service area often quote six-week timelines and leave owners waiting far longer. We quote the real number from the start so your true-up statement does not arrive as a shock. Call (877) 550-6892 for a timeline based on your actual project scope.

My commercial building was a 1940s bungalow with 100-amp service. Can I still add solar?

Yes, but the panel must be upgraded before SCE approves interconnection. Most converted Florence-Graham bungalows on streets like Compton Avenue or Firestone Boulevard still run original 100-amp panels, and a main panel upgrade to 200 amps typically costs $3,500 to $6,500. We include that line item in the quote up front, so there is no surprise at final inspection. Call (877) 550-6892 and we will assess your panel during the site visit.

What solar production can I realistically expect on a small commercial roof in Florence-Graham?

Florence-Graham sits about 12 miles inland and clears the coastal marine layer, so you can expect 5.5 to 6 peak sun hours daily, which is better than coastal LA. A 5 kW array on a small commercial roof here can generate 8,000 to 10,000 kWh per year depending on orientation and shading. Summer heat past 95°F slightly clips panel efficiency in the afternoon, but annual production still makes the payback math work even on modest roof footprints. Call (877) 550-6892 for a production estimate built off your actual roof and SCE bill.

Do I get the same net metering credits in Florence-Graham as in Huntington Park?

Your net metering credit rate is set by Southern California Edison, not by your city, so the per-kWh rate itself is the same across SCE territory. What differs is Florence-Graham’s DAC-SASH eligibility, which can cover a large share of upfront costs for income-qualifying commercial owners in ways Huntington Park does not offer. That changes the economics, often dramatically. Call (877) 550-6892 and we will check your eligibility against your actual SCE bill before you spend another dollar.

Written by Gus Petrakis, Owner at Gus’s Solar, serving Florence-Graham and the surrounding Southeast LA communities.

Why San Jose Chooses Gus's Solar

We set the standard for solar in San Jose.

30-60 Min Response

Fast dispatch across San Jose. 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 San Jose

Getting your solar handled is simple and fast.

1

Call or Request a Free Estimate

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

2

Licensed Technician Dispatched

A background-checked, certified technician arrives in San Jose - 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 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 San Jose Customers Say

Trusted by homeowners across San Jose 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 in San Jose?

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

(877) 550-6892

Request a Free Estimate in San Jose

Tell us about your solar needs - we'll respond within the hour.

By clicking submit, you confirm you have read our Privacy Policy and authorize us to contact you by call, text, or email regarding your service needs, including from the affiliated professionals who may take on the job.

Prefer to text? Send a Text
Areas We Serve
Call Now - 24/7 Dispatch