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.
Commercial Solar in Redwood Shores Starts With the Bay, Not the Brochure
Commercial solar installation in Redwood Shores, CA typically runs $95,000 to $380,000 before incentives for rooftop systems between 50 kW and 250 kW, with most projects qualifying for the 30% federal Investment Tax Credit plus MACRS accelerated depreciation. A warehouse or office system here can pay for itself in 6 to 10 years, and the permitting process through Redwood City usually takes 4 to 8 weeks depending on HOA review and structural engineering requirements. Call (877) 550-6892 if you want an honest number built off your actual energy use, not a teaser rate.
Here’s what nobody tells you until you’ve already signed: Redwood Shores is not like building solar in San Carlos or Belmont. This community sits on engineered bay fill right against San Francisco Bay, which means two things for any commercial array. First, the salt air coming off the bay is relentless, and panels that are not IEC 61701 certified for salt-mist exposure will degrade noticeably faster here than they would a few miles inland. Second, because the land underneath was reclaimed from the bay, we see subtle long-term settling on roofs that were installed in the mid-1980s through the 2000s. That settling can throw a racking system out of alignment over years, so we routinely specify adjustable rail systems here rather than fixed-pitch mounts. It’s a small up-front detail that most out-of-town installers skip because they don’t know to look for it.
What a Redwood Shores Commercial Solar System Actually Costs
Before you start penciling out payback, here’s the straight answer. Commercial Solar Installation in Redwood Shores runs on actual construction costs, not a sales rep’s mood. A 50 kW rooftop system on an office building or small retail strip typically lands between $95,000 and $140,000 installed. A 100 kW to 150 kW system for a larger office park, R&D building, or community clubhouse generally runs $180,000 to $260,000. Big rooftop or carport installations above 250 kW start around $450,000 and go up from there, especially if you’re adding Solar Battery Storage & Backup in Redwood Shores to the design.
- Commercial Rooftop Solar (50-100 kW): $95,000-$190,000 in Redwood Shores
- Warehouse & Industrial Solar (100-250 kW): $180,000-$380,000
- Solar Carport Installation: $130,000-$320,000 depending on bay count and footing depth in bay fill
- Commercial Battery Storage (Tesla, FranklinWH, Enphase): $45,000-$180,000 added to a PV project
- Agricultural & Ground-Mount Solar: $3.10-$4.20 per watt for systems 100 kW and up
Those are installed, engineered, permitted, and utility-interconnected numbers. The year-25 output on a Redwood Shores array is what we quote, not the day-one brochure figure. Marine layer fog in 94065 is more persistent than people expect; we adjust our PVWatts models specifically for the bay’s western edge so your payback math doesn’t rely on a South Bay sun-hour assumption that doesn’t hold here. Bring us a bill, we’ll bring you the math. And take two weeks to think about it. The price will be the same.
Why Adjustable Racking Matters on Bay Fill
The single most Redwood Shores-specific consideration we run into on commercial work is structural. This community was built in planned phases starting in the mid-1980s, and most commercial rooftops sit on engineered fill that settles unevenly over decades. A fixed-pitch racking system that was perfectly flush at installation can develop racking misalignment years later as the building settles beneath it. That misalignment stresses panel frames, clips, and rail bolts, and it can void a module warranty if a manufacturer decides the install was not done to spec. We use adjustable rail systems on commercial Redwood Shores projects and we do a more thorough structural assessment than we would for a tilt-up warehouse in San Carlos or Foster City. It costs a bit more up front and saves a re-rack down the road.
Our Commercial Solar Services in Redwood Shores
Commercial Rooftop Solar
Most Redwood Shores commercial properties have flat or low-slope membrane roofs, and those need ballasted or mechanically attached racking systems engineered for wind uplift on the bay. Salt-mist-rated panels are standard on every recommendation we write for 94065, and we flash every roof penetration properly so the marine layer doesn’t find its way into your building envelope. For office buildings and R&D flex space, we typically pair the array with monitoring that Gus watches personally. If a string drops production on a foggy June afternoon, he’s the one who calls you.

Warehouse & Industrial Solar
Warehouse roofs in Redwood Shores are larger than they look from Shoreline Drive, and they’re often the cheapest square footage for solar. A 100 kW to 250 kW array on a distribution or light-industrial building can offset a meaningful share of a year-round refrigeration or HVAC load. Because the bay fill creates some settling risk on older structures, we won’t quote a warehouse job until we’ve walked the roof and checked the existing membrane. No stamp-and-go.

Solar Carport Installation
Carports solve a specific Redwood Shores problem: HOA-governed commercial and mixed-use lots where rooftop space is constrained or the roof can’t take the additional load. We design carport arrays with footings sized for bay fill conditions, not standard soil assumptions from inland counties. A carport over 40 to 80 spaces can generate 150 kW to 300 kW and gives you covered parking as a side benefit for employees or tenants.

Commercial Battery Storage
Battery storage makes the most sense in Redwood Shores for businesses that lose power during winter storm events or want to shift load away from peak afternoon rates. We install FranklinWH, Tesla, and Enphase commercial storage systems sized to your actual interval data. If you’re already working with us on a rooftop array, adding Solar Battery Storage & Backup in Redwood Shores usually pencils out on the same interconnection application, which keeps things simpler with the utility.

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.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Why Businesses in Redwood Shores Call Gus First
Gus Petrakis puts his own name on the truck and his own cell number on the proposal. He founded Gus’s Solar in 2011, and for over 29 years the people behind this company have worked in local communities the way a real shop works: a published address, a license number, and an owner whose name is on the building. When a Redwood Shores business calls, a live person answers, 24/7. Not a voicemail, not a ticketing queue, not a call center three states over.
The L.O.C.A.L. code is how we run every job: Local roots, On time, Community first, Accountable, Loyal. For a Redwood Shores property manager who has already been burned by a door-knocker or an out-of-state outfit that went dark after commissioning, that’s not branding. That’s the only acceptable way to do work. Every job is backed by the 90-Day Done Right Promise: if it’s not done right, Gus makes it right in writing. And his own crew does the install. No subs, no hand-offs.
HOA Reality in Redwood Shores: What We Handle So You Don’t Have To
Nearly every commercial and multi-unit property in Redwood Shores sits within an HOA-governed association. That means the solar conversation here almost always includes a design review committee, a roof rights question, and often a shared-roofline restriction if you’re in a townhome or condo configuration. This is not the same process as an inland Peninsula city. We have worked with Redwood Shores HOAs enough to know what the architectural committees ask for: a stamped structural plan, a rendering that matches the roofline, and a spec sheet showing salt-mist-certified equipment. We prepare the submission package so you’re not doing three rounds of revision with a committee that meets once a month. That time savings alone can compress a project by weeks.
Common Redwood Shores Commercial Solar Issues We See
- Salt-mist corrosion on standard panels. Panels without IEC 61701 certification can develop frame and junction box corrosion within a few years this close to the bay. We only recommend marine-rated modules in 94065.
- Bay fill settling that throws off racking. Buildings constructed from the mid-1980s onward here have settled enough that fixed-pitch racking can bind. Adjustable rails solve this before it becomes a warranty fight.
- Persistent marine layer reducing modeled output. The afternoon fog in Redwood Shores is more persistent than even Redwood City’s inland stretch. System sizes calibrated on South Bay assumptions overestimate production. We adjust locally and quote the year-25 number, not the day-one number.
- HOA-governed rooftops that block individual unit arrays. Many commercial condo and townhome setups have common-area roofs controlled by the association. We route those toward ground-mount, carport, or battery-storage configurations where rooftop access is off the table.
Trusted Commercial Solar Brands We Install in Redwood Shores
We work with the equipment that survives a marine microclimate and a 25-year warranty claim. For commercial Redwood Shores projects we commonly specify Tesla, Enphase, and FranklinWH for battery and inverter platforms, paired with high-efficiency modules that carry salt-mist certification. We stock common replacement parts locally for Redwood Shores customers and we service existing systems as well as installing new ones. If you already have a commercial array that another contractor installed and now can’t get serviced, we’ll come look at it.
We also handle Solar Panel Installation in Redwood Shores for residential and smaller commercial rooftops, so if your business operates from a converted single-family structure or a small professional office, we can cover that scope too.
Response Time to Redwood Shores
Redwood Shores is a small community, which is frankly an advantage. From the moment you call (877) 550-6892, we can usually be on a commercial roof within the same week for an assessment, and often same-day for urgent issues like storm damage or a failed inverter that has taken your array offline. Dispatch and scheduling are coordinated from our San Francisco Bay Area office, and crews serve Redwood Shores locally. If you’re on Oracle’s campus side of 94065 or over near the Redwood Shores Library off Bridge Parkway, we know the access constraints and the parking reality. It saves time on the day of the job.
We Also Serve Cities Near Redwood Shores
While this page focuses on Commercial Solar Installation in Redwood Shores, our crews regularly work across the nearby Peninsula. That includes Foster City to the north, Belmont and San Carlos to the west, and San Mateo to the northwest. If your business sits right over a city line, call us and we’ll sort out where your project belongs.
Serving Redwood Shores, CA - Our Local Coverage Area
We’re based in the Redwood Shores 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 Redwood Shores
We can usually be on-site in Redwood Shores within 24 to 48 hours for a commercial assessment, and same-day for emergencies like storm damage, exposed conductors, or a down inverter. Call (877) 550-6892 and a live person answers anytime.
Yes. We cover the entire 94065 ZIP, including the commercial corridors along Bridge Parkway, Marine Parkway, Shoreline Drive, and everything around the Oracle and Redwood Shores Lagoon areas. If you’re in a mixed-use plaza or an office park anywhere in Redwood Shores, we can handle the project.
Installation costs in Redwood Shores run very close to Foster City and San Mateo, typically within 5 to 8 percent. The bigger variable here is the marine-rated equipment and the structural assessment for bay fill, which can add $4,000 to $12,000 to a commercial project compared to inland locations like San Carlos. That’s not markup; that’s what a correct install costs on this ground. Call (877) 550-6892 for a straight quote with no pressure and no deadline.
Every commercial installation from Gus’s Solar carries the 90-Day Done Right Promise: if it’s not done right, Gus makes it right in writing, and one call brings him back. Equipment warranties come from the manufacturers we install, typically 25 years on quality modules and 10 to 12 years on commercial inverters. We register every warranty and we monitor system performance after commissioning.
Yes, and we have done it many times. We prepare the full submittal package for your HOA’s design review committee, including stamped structural plans, marine-rated equipment specs, and renderings that match the community’s roofline standards. Most Redwood Shores HOAs approve solar applications that come with a complete, professionally prepared package. We’ll walk you through it so you don’t have to go back to the committee multiple times.
If you own or manage a commercial property in Redwood Shores, call (877) 550-6892 to talk to Gus directly. He’ll quote the year-25 output off your actual bill, tell you to take two weeks before you sign, and never ask for a signature tonight. If a salesman needs an answer tonight, the answer is no.
Written by Gus Petrakis, Owner at Gus’s Solar, serving Redwood Shores and the surrounding Peninsula communities since 2011.






Before
After
Before
After
Before
After