Los Angeles Home Pros

Built To Last. ALWAYS. Every Time.

Alpha One Construction is a Los Angeles residential General Contractor. For 10 years we have delivered solar installs, energy efficient doors and windows, new roofs and complete outdoor living upgrades.

Licensed and Bonded in California Free Estimates On-Time Delivery
Alpha One Construction Inc - Construction company in Los Angeles
500+
Projects Completed
4.9
Google Rating
10+
Years in Business
100%
Licensed Builds

Six services under one roof, all installed by our in-house crews across Los Angeles.

Roof-mounted solar array installed by Alpha One in Los Angeles
Solar Panels Installation
We mount tier-1 panels with Enphase micro-inverters on asphalt shingles, tile, or torch-down roofs. Every system is engineered for 25-year output, includes critter guards, and is permitted with LADWP in under a week. Net-metering paperwork and rebate filing handled for you.
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New energy-efficient French doors installed by Alpha One
Energy Efficient Doors and Windows
Double-pane, low-E glass with Argon fill and thermally broken aluminum or vinyl frames slash cooling loads up to 30 percent. We custom-measure, order, and install impact-rated sliders, French doors, and casement windows, sealing every gap with expanding foam and flashing tape.
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New AC condenser unit installed on Los Angeles rooftop
Air Conditioning (AC) Units
We size and install 14-SEER to 25-SEER split systems and mini-splits from Carrier and Mitsubishi. Each install includes new refrigerant lines, electrical disconnect, smart thermostat, and sealed ductwork tested to 5 percent leakage or less.
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One call covers solar, roofing, HVAC, and outdoor builds thanks to our cross-trained crews and unified project management.

All In-House Crews

Solar installers, electricians, roofers, landscapers, and general contractors all work under the same payroll. No subs means tighter schedules and zero finger-pointing.

Energy Focus

We model your home in energy software before we lift a hammer, so you see real kilowatt and dollar savings before signing off.

10 Year Track Record

243 Google reviews and a 4.9 rating prove we show up, stay on schedule, and leave a clean job site every time.

What our clients say.

"A happy returned customer! I had Alpha One for a couple of patch jobs before and was impressed with their approach back then. They listened attentively, explained clearly, and did not push to sell and instead delivered what I wanted for the moment. I called them back again last month for a quote to"

Ryan T.
Roof and Solar - Sherman Oaks, California

"Alpha one is great, they were efficient n Did everything as promised, I highly recommend!"

Lisa M.
AC Install - Culver City, California
Get in Touch

Start Your Project Today

Call (818) 793-1060 for a free estimate. We respond within one hour during business hours.

Los Angeles, California

Mon-Sat, 8am-6pm