About us

About Jupiter Builders & Roofing

Roof Replacement & ADU Construction in LA and Orange County

About Jupiter Builders & Roofing

We're Jupiter Builders & Roofing, a general contracting company rooted right here in Hawthorne and working across Los Angeles and Orange County. What we do is straightforward: complete roof replacements and new ADU construction, both attached and detached. We handle the whole thing from the first conversation through planning, permitting, construction and final inspection — so you're never left holding a piece of the project you didn't sign up for.

Who We Are

We're a local company in the truest sense. We were started here, we work here, and we're raising our families in the same neighborhoods we build in. When you hire a contractor from down the road, you're hiring someone who has to stand behind the work long after the job is done — and that accountability matters to us. We'd rather earn a good name in our own community than chase work we can't stand behind.

Because we focus on full roof replacements and new ADU builds, we're able to plan and manage big, involved projects well. We'll remove your existing roof and install a complete new system, coordinating materials and scheduling so the disruption to your routine stays as small as possible. For ADUs, we take on the full scope — design, permits, construction and inspection — and keep the process moving so you always know where things stand.

Our Commitment to Hawthorne

Being local isn't a marketing line for us; it's how we operate. We know the streets, the climate and the kind of homes people live in around here. We think homeowners and business owners deserve a contractor they can actually reach — someone who picks up the phone and shows up when they say they will. That's the standard we hold ourselves to for every project in Hawthorne and the surrounding communities.

Why Customers Trust Us

You've probably heard the stories: a crew installs a roof, cashes the check, and then disappears the moment a question comes up. That's exactly the experience we built this company to avoid. We won't claim to be flawless, but if something needs attention after the work is finished, we'll be there to make it right. Standing behind what we build is the whole point.

A few things you can count on when you work with us:

  • We look at your roof in person first. Before we quote anything, we inspect the roof ourselves to understand the real scope of the work — the structure, the surface, the drainage, the condition, all of it. Then we put together a written proposal laying out your options for you to review.
  • We keep you in the loop. We'll walk you through the plan in plain language, explain the choices in front of you, and answer your questions promptly. You'll always have a way to reach us.
  • We don't push a one-size-fits-all system. We work with many different roofing products, so our recommendation is based on what your roof actually needs — not on what we happen to be selling.

If you're planning a full roof replacement or thinking about adding an ADU, we'd be glad to talk it through. Call us today at (310) 954-2008 for a free estimate. We look forward to hearing from you soon.

What Our Customers Say

5.0 average from 16 reviews on Google

  • Jeffrey Lei
    ★★★★★

    We had our roof remodeled by Jupiter Roofing Company, and they did the wonderful job. They were professional, exceeded our expectations, and left everything clean afterward. We are very happy with the work and highly recommend them! Extra thanks to Wully for all the hard work!

  • bilal jesri
    ★★★★★

    I just want everyone to know that I am extremely pleased with the work and quality of service I received! I must say, Ali is extremely professional, helpful, and friendly!! Ali went above and beyond to make sure we had everything we needed and made sure to always check up on us and help whenever need. I will be recommending them to anyone who needs a roofing service!

  • Ryan Inouye
    ★★★★★

    Great company to work with, after much debate and negotiations with a few other competitors i landed on jupiter. The process and communication were extremely better then previous contractors i have used in the past and will look to them on future home renovations. Masud was my point of contact and returned all my phone calls and answered late at night sometimes for some follow up questions. I was on a strict deadline for a graduation party to be held here and they actually finished a day ahead of schedule. Great team to work with.

  • Alex
    ★★★★★

    Mr. Ali and his team did a great job on our new white roof. The workmanship was excellent, took 4 days like they said and the finished product looks amazing. Highly recommend this team

  • jason bahret
    ★★★★★

    Jupiter Roofing did an amazing job on rebooting my house. We had an artificial slate installed on our roof and they had the expertise in doing the job right. Their detail, efficiency and easy communication with the staff was truly outstanding! I have many times since they have finished, the job recommended Jupiter Roofing to others looking to have their roof redone. I highly highly recommend them! Jason bahret.

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  • Licensed, Bonded, and Insured. General Liability and Workers’ Compensation Coverage Maintained As Applicable.
  • California Contractors State License Board (CSLB)
  • Serving Torrance, Redondo Beach, Manhattan Beach, Hermosa Beach
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