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Top-Rated Garage builders in Downey - Updated Nov 2026

Avatar for Platinum Home Builders & Design, Inc.
Platinum Home Builders & Design, Inc.
5.0(
75
)
Garage - Build

Serving Downey, CA and surrounding areas

Approved

In business since 2020

Free estimates

Warranties offered

"Platinum Home Builders our house beautifully. They showed up on time and finished the task in less than a week. Following the last walk around, they worked hard to ensure that all of the concerns were addressed. It's good to see projects like this finished on time and with a skilled workforce. I believe their costs are a little higher than others, but the quality, professionalism, and promptness of their work make it worthwhile."
DRIP EDGE FLASHINGS
SURE NAIL TECHNOLOGY SHINGLE BY OWEN'S CORNING
TITANIUM UDL 50 UNDERLAYMENT
INSTALLATION OF NEW COOL ROOF SHINGLES
SYNTHETIC ROOFING UNDERLAYMENT

+80

Response time11 hrs
Response rate93%
Recommended by88%of homeowners
Avatar for AMERICAN PROFESSIONAL BUILDER'S INC
AMERICAN PROFESSIONAL BUILDER'S INC
5.0(
19
)
Garage - Build

Serving Downey, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Free estimates

Emergency services offered

"They built all the building I needed for my company it was an excellent job, fast, safe and professional, I loved how they designed everything, the work team is effective and reliable, I recommend this company"
Finished outdoor patio remodel.
Finished outdoor patio remodel.
Finished concrete patio.
Finished outdoor canopy.
Finished outdoor patio remodel.

+39

Response time5 hrs
Response rate99%
15 neighbors recently requested a quote
Avatar for YB Builders Group Inc.
YB Builders Group Inc.
5.0(
14
)
Garage - Build

Serving Downey, CA and surrounding areas

Approved

In business since 2025

Free estimates

Credit card accepted

"Ben helped us convert our VERY old garage (80+ years) into a modern multipurpose room. He was communicative throughout the process, friendly to work with, and the final product exceeded our expectations. We highly recommend YB Builders to anyone looking for a contractor."
Bathroom Remodel
Master bathroom
Master bathroom
Master bedroom
Kitchen Remodel

+74

40 neighbors recently requested a quote
Avatar for McCormick Home Builders, Inc.
McCormick Home Builders, Inc.
4.7(
42
)
Garage - Build

Serving Downey, CA and surrounding areas

Approved

In business since 2017

Free estimates

Customers say: True professional

"We found McCormick home builders through Angie’s list. They were not one of our original contacts, but they contacted us and came out to give us a quote. Matteo was extremely helpful, informative, honest, and gave us reasonable realistic prices, and did not try to inflate the prices or pressure us in anyway. We felt very comfortable with him immediately. We felt like he was a member of the family that we could just talk to and ask questions he was very personable. He gave us his contact number in case we had other questions and he was always available when we needed him for any type of questions or concerns. Mateo‘s team did a beautiful job. They were fast. They were efficient. They cleaned up beautifully. They did a wonderful job. They were very considerate of our time our needs and our neighbors. They were an absolute pleasure to work with. I would highly recommend Matteo from McCormick home builders for any home building projects, and we will be calling him again in the future!"
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+1

Response time6 hrs
Recommended by17%of homeowners
Avatar for McGee Construction
McGee Construction
4.6(
14
)
Garage - Build

Serving Downey, CA and surrounding areas

Approved

Super Service Award Winner

In business since 1990

Free estimates

Offers commercial services

"Our experience with McGee construction was truly awesome! All of their work was strategically planned so when one process was completed, the next set of workers were scheduled back to back. The workers they have are courteous, clean, and respectful. Arrived on time and didtheir job professionally. Cade went above and beyond by being here to check on workers and the job done daily. We would definitely use them again."
Shower Remodel - Long Beach
Heather Home Remodel
Heather Remodel
Rolling Green Remodel
Zucker Home remodel

+61

6 neighbors recently requested a quote
Recommended by69%of homeowners
Avatar for Saris Building
Saris Building
5.0(
5
)
Garage - Build

Serving Downey, CA and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

Saris Building is a family-run general contracting business serving homeowners and property owners throughout the Los Angeles area. We offer new home construction, home additions, ADUs, garage conversions, and kitchen and bathroom remodeling.\n\nWe work closely with our clients, focusing on clear communication, detailed estimates, and quality workmanship. From home improvements to complete builds, we take pride in treating your property with care and keeping you informed throughout the job.\n\nContact us to discuss your project and how we can help bring it to life.

Construct an Office Wall
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FAQs for garage building service projects in Downey, CA

A well‑constructed, properly permitted detached garage adds between $12,000 and $36,000 to a home’s resale value. Buyers appreciate the secure parking, extra storage, and flexible workspace, so appraisers often bump the property’s value accordingly. The exact return depends on the garage’s size, finishes, and how well it matches the main house, but most homeowners see a strong ROI when the build meets local codes and passes inspection.

Yes—once it meets local building codes and you secure the proper permits, a detached garage can be converted into living space. Finishing the interior, adding climate control, and ensuring safe egress effectively increase your usable square footage, though it may not always count toward the official listing. Skipping permits can trigger fines and even force you to undo the work, so always clear plans with your city first.

Most homeowners policies cover a detached garage under the “other structures” provision, but coverage limits vary. Review your declarations page and ask your agent how much protection you have for separate structures. If the limit is lower than the garage’s replacement cost, you can raise it for a modest premium. Confirming the details now prevents headaches if you ever need to file a claim.

The Downey, CA homeowners’ guide to garage building services

From average costs to expert advice, get all the answers you need to get your job done.