Superior ADU in Costa Mesa 

OC Trust Remodeling offers ADU in Costa Mesa featuring innovative designs, full code compliance, and clear project timelines.
Cost ranges below are for initial planning; a detailed, final quote is available after an on-site assessment.

 Quick Facts

• Service area: Providing services in Costa Mesa and nearby areas

• What we do: Kitchen remodels, bathroom upgrades, ADU construction, room additions, flooring installation, electrical work, plumbing services, and new home builds

• Licensing: Fully licensed and insured teams

• Promise: Clear quotes, permit assistance, and a satisfaction-focused final walkthrough

Why residents in Costa Mesa prefer our services

We prioritize top-quality craftsmanship and open communication.

• Proven neighborhood experience that keeps projects running smoothly

• Hands-on oversight with regular progress updates

• References and past project examples available upon request

• Warranty-backed workmanship with a commitment to safety

ADU

Discover What We Offer:

Kitchen Renovation

Personalized kitchen makeovers featuring handcrafted storage designed to maximize space and aesthetics to create a cooking space that balances beauty and efficiency.Ergonomic layouts prioritize comfort with work triangles, kitchen islands, and built-in seating that enhance cooking and socializing.We design kitchens to reflect your unique taste and lifestyle needs.Cabinetry is made from sustainable hardwoods or premium plywood.Your countertops will stand up to daily use while enhancing kitchen style.Our designs encourage natural light flow, efficient appliance placement, and clutter-free surfaces.We install energy-efficient fixtures with customizable color temperature for perfect mood and utility.We ensure your kitchen features seamless appliance fits that don’t compromise style or function.Quality assurance is built into every step from design to final walkthrough.Our past work showcases kitchens of both contemporary and traditional aesthetics.

Bathroom Renovation

Walk-in showers, curbless options, and vanity reconfigurations featuring premium tile, advanced plumbing, ventilation, and layered lighting upgrades to enhance comfort and functionality.We incorporate luxury tubs with whirlpool and air-jet features for elegant, functional bathrooms.Each remodel reflects your vision and our commitment to quality.Our comprehensive process includes design, permitting, and expert installation.Tile work is selected for durability and style.Your bathroom will run smoothly with high-performance, eco-friendly plumbing.Proper airflow is a key part of maintaining a healthy bathroom environment.We install fixtures that brighten work areas and create relaxing moods.Accessibility features can be integrated without sacrificing style.We conduct thorough quality checks throughout the project.Clients trust us for contemporary, traditional, and transitional designs.

ADU and Garage Conversions

Complete ADU planning and build with permit help.
Expand for families, home offices, or new master suites to boost comfort and functionality.We create additions that look like they’ve always been part of your home.We handle planning, permitting, and construction with a focus on structural integrity.Every space is planned for comfort, efficiency, and style.From initial sketches to final walk-through, we deliver a smooth experience.Our builds are designed to stand the test of time.Adding space can be more affordable than buying a larger home.We design with energy efficiency in mind, reducing future utility costs.We meet or exceed local building standards.Our previous projects include a variety of successful room additions in your area.

Room Additions and Second Stories

Expand for families, home offices, or new master suites to give your property more purpose and flexibility.Our builds maintain the original style while adding modern touches.You can expect a stress-free experience with expert oversight.We ensure the new space is as strong as the rest of your home.We match materials, colors, and finishes to your existing home.Functionality drives our design approach.Your new space will be comfortable year-round while saving energy.Bright and airy spaces improve mood and usability.Compliance is built into our process from day one.Clients value our ability to merge old and new seamlessly.

Flooring

Trend-forward cork, terrazzo revival, and matte-finish planks paired with seamless installation with advanced tools and techniques.
Surfaces that balance beauty, resilience, and easy upkeep.
Our engineered wood brings authentic look with better stability.
Stone and tile remain timeless with endless customization.
Low-VOC finishes and recycled materials reduce environmental impact.
They’re ideal for active homes with kids or pets.
Proper prep extends flooring life and comfort.
We offer design guidance for color, pattern, and material selection.
Our workmanship is backed by clear, written guarantees.
Clients trust us to create floors that inspire and perform.

New Construction

In Costa Mesa, OC Trust Remodeling specializes in custom new home construction built to your specifications. Our team specializes in building custom homes that blend modern design with lasting quality. Our approach includes thorough planning and detailed oversight for a seamless build. Navigating local codes and permits in Costa Mesa is handled expertly by our team. Whether you’re dreaming of a contemporary open-concept layout or a traditional family home, we bring your vision to life with precision. Sustainability and efficiency are key components of our new construction projects. We oversee the entire construction process to maintain schedules and quality standards. Partnering with us means investing in quality craftsmanship and personalized service. Transparent pricing and exceptional workmanship make us a preferred choice in Costa Mesa. We build homes designed to suit your life and endure for generations.

Electrical

Code-compliant wiring, smart home integration, and energy-saving solutionsare executed by licensed electricians familiar with construction schedules.
Safety and reliability are top priorities in every project.
We handle all necessary permits and connections for hassle-free setup.
We create layered lighting plans that balance functionality and ambiance.
Our installations support voice commands and remote access.
We balance electrical loads to optimize safety and performance.
Our electricians coordinate with builders and remodelers for seamless integration.
Energy-saving solutions like LED upgrades and smart controls reduce utility costs.
We provide documentation and warranties for peace of mind.
Our portfolio includes a wide range of residential electrical projects.

Plumbing

Licensed plumbing upgrades, sustainable water solutions, and system maintenance are designed to enhance your home’s water efficiency and reliability.
You can choose from a wide range of durable and elegant plumbing fixtures.
Our team assesses your plumbing system to recommend the best solutions.
We install tankless and energy-efficient models tailored to your needs.
Timely repairs reduce risks and repair costs.
Inspections ensure everything meets strict standards.
Sustainable plumbing solutions like low-flow fixtures and greywater systems reduce environmental impact.
Clear communication keeps you informed every step.
We offer inspections, cleaning, and repairs to extend system life.
Our portfolio includes diverse plumbing projects for kitchens, bathrooms, and whole-house remodels.

Overview of a Typical Project

Most projects follow a clear, repeatable process:

  1. Intro call and discovery
  2. Site visit for measurements and feasibility
  3. Detailed proposal with line-item costs and timeline
  4. Permit management and city liaison included
  5. Construction with clean sites and proactive communication
  6. Post-completion checklist and warranty activation

Some of Our Service Areas

Cost Estimation Table (Planning Estimates Only)

Project TypeTypical SizeTypical Cost (Low)Typical Cost (High)Typical Timeline
Kitchen RemodelSmall to full$20,000$60,000+4 to 10 weeks
Bathroom RemodelHalf to full$8,000$30,000+2 to 6 weeks
Flooring ReplacementPer room or whole house$6 per sq ft$18+ per sq ft2 days to 3 weeks
ADU BuildStudio to 1 bedroom$80,000$250,000+12 to 30 weeks
Room AdditionSingle room or second story$50,000$200,000+8 to 20 weeks
New ConstructionPer sq ft basis$200 per sq ft$450+ per sq ftVaries by scope

Notes on Estimates
Estimates vary by finish level, structural needs, utility connections, and permit costs.
A precise quote requires an on-site review, material selections, and permit checks.

Practical Remodeling Advice

Start with use, not trends.
• Prioritize functional flow over pure style
• Permit timelines and inspections affect schedules
• Phased remodels reduce disruption if you need to live in the home during work

Quick Quiz: Is Your Home Due for an Upgrade?:

Are outdated features holding back your home’s appeal?

Has your household outgrown the current setup?

Do you want greener, more efficient systems?

Are you inspired by design ideas you’ve seen online or in magazines?

Two or more yeses means you’re ready to upgrade your home.

Most Asked Questions:

Q: Which materials should I pick for my ADU project in Costa Mesa?

A: Your material choice impacts budget and durability; we offer expert advice for the best fit.

Q: What permits do I need for ADU in Costa Mesa?

A: Permits protect you and ensure code compliance; we make the process easy and smooth.

Q: Can I expect noise and mess during my ADU project?

A: Construction will cause some inconvenience, but we aim to keep it low and organized.

Q: Are your remodeling projects in Costa Mesa backed by warranties?

A: We back our work with warranties covering materials and craftsmanship for your peace of mind.

Next Steps for ADU in Costa Mesa

Schedule a free site visit
Phone: (949) 599-4498

Website: www.octrustremodeling.com
Request a free consultation now and receive a clear scope and estimate following an inspection.

    FAQ

    How are unforeseen challenges managed in my ADU remodel?

    Any surprises are handled professionally with your approval before changes.


    Is it possible to modify plans during remodeling in Costa Mesa?

    Changes are welcome but require approval to keep the project aligned and on budget.

    Do you offer financing or payment plans for remodeling in Costa Mesa?

    Billing is straightforward with clear invoices tied to project progress.

    How do you guarantee quality results in Costa Mesa remodels?

    We follow strict protocols and client walkthroughs to deliver excellence.

    Are sustainable options available for my ADU in Costa Mesa?

    We offer options to make your remodel more environmentally responsible.

    OC Trust Remodeling provides licensed, insured ADU in Costa Mesa with a focus on clear pricing, permit compliance, and lasting results.|Your local partner for ADU in Costa Mesa.

    Know the Weather in Costa Mesa, CA Before Starting Your ADU Project

    Yelp Reviews

    Read Dave K.‘s review of OC Trust Remodeling & Construction on Yelp Aliso Viejo|Anaheim|Anaheim Hills|Balboa Island (Newport Beach)|Coto De Caza|Dana Point|Emerald Bay (Laguna Beach)|Foothills Ranch (Lake Forest)|Ladera Ranch|Laguna Hills|Laguna Woods|Lake Forest|Las Flores (Rancho Santa Margarita)|Mission Viejo|Newport Coast (Newport Beach)|Rancho Santa Margarita|San Juan Capistrano