Restaurant & ADU Contractor in Los Angeles & Orange County

Design • Permit • Build – All in One Place

Licensed & Insured • Fast Permits • Commercial & Residential Experts
Build Your Dream

30 Years Of Undefeated Success

Your Trusted Construction Partner for 30 Years            Licensed, Bonded, and Ready to Build.

Successfully Project Finished.
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Restaurant Construction & ADU Experts

JM Prime Construction Inc specializes in ADU construction, restaurant construction, tenant improvements, and turnkey design-build services throughout Los Angeles County and Orange County. Our team provides complete project management including planning, permit coordination, construction, and final inspections for residential and commercial projects. We focus on delivering high-quality craftsmanship, efficient timelines, and permit-ready construction solutions tailored to each client’s vision.

Serving Los Angeles County, Orange County, Long Beach, Anaheim, Irvine, Pasadena, and surrounding Southern California communities.

Build Your Dream

Our Core Services

Restaurant Construction

We specialize in restaurant construction and tenant improvement projects, including QSR (Quick Service Restaurants), commercial kitchens, and drive-thru facilities across Los Angeles and Orange County. From design and permit approvals to final build-out, we deliver efficient, code-compliant solutions tailored for food service businesses.

Accessory Dwelling Unit (ADU)

Our team provides complete ADU construction services, including garage conversions, detached ADUs, and permit processing. We help homeowners maximize property value and create additional living or rental space with a streamlined design-build approach.

Why Choose JM Prime Construction?

We specialize in restaurant construction and ADU projects across Los Angeles and Orange County. Our team delivers a complete design, permit, and build solution, ensuring every project is completed efficiently and in full compliance with local building codes.

Restaurant & ADU Projects

Starbucks – Restaurant Build-Out (Los Angeles)

Sorry Not Sorry – QSR Interior Build (Orange County)

Walter’s Restaurant – Tenant Improvement (Los Angeles)

ADU Garage Conversion (Orange County)

What Our Clients Say

Restaurant Owner​

Terence Lioe, CEO Cauldron Ice Cream

“JM Prime Construction has been our go-to contractor for over 2 years. Their knowledge of construction and city permitting makes a huge difference—projects are completed smoothly and on time. Professional, reliable, and highly recommended.”

ADU Owner​

Ernesto Escobeto

“I had been planning to build an ADU for some time and wanted to choose the right contractor with the experience to handle a project like this.

We found John through a referral, and choosing him over other contractors was the best decision we made.

What stood out most was how smooth and stress-free the entire process was. I never had to follow up—John was always ahead of schedule, prepared for any challenges, and kept the project moving in the right direction.

I confidently recommend John to my family and friends because I know he is one of the best.”

ADU Owner​

John Kubota

“John Chu has been extremely diligent and professional throughout my ADU project. His team did an excellent job transforming my garage into a beautiful, well-designed one-bedroom home.

What stood out was how responsive and reliable he was—always available to answer questions and coordinate directly with city inspectors during the permit process.

When unexpected issues came up, like appliance delivery delays, John and his team stepped in and handled everything seamlessly. They also helped improve plumbing and electrical work in my main home, which went above and beyond my expectations.

I highly recommend John Chu for anyone considering an ADU or construction project.”

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    ADU Permit Packages Starting At $4,000

    JADU — $4,000
    Garage Conversion — $4,000
    Attached/Detached ADU Under 750 SF — $5,500
    Detached ADU 750–1,200 SF — $7,000

    Architectural Plans • Structural Engineering • Title 24 • Permit Support Included

    Limited-Time Launch Pricing