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Home Additions in Lompoc and Nearby Cities

Bedroom Additions • Living Room Extensions • ADUs • Garages • Second Stories

Need more space? MJM Contractors builds high-quality home additions that blend seamlessly with your existing home — adding square footage, increasing functionality, and boosting home value.

Why Choose MJM Contractors for Your Addition?

✔ Licensed & insured general contractor

✔ Full structural, framing, electrical, plumbing, and finish work

✔ Local city and county building expertise

✔ Additions built to match your home’s style

✔ Honest, faith-driven service

✔ Transparent pricing & communication

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Types of Additions We Build

Bedroom Additions

New bedrooms, guest rooms, in-law suites, and expanded living spaces.

Living Room Additions

Open up your home with added square footage, vaulted ceilings, or expanded layouts.

Second-Story Additions

Increase your home’s size without losing yard space.

Garage Additions

Attached or detached garages, workshops, storage areas, or converted garage living spaces.

ADUs (Accessory Dwelling Units)

Small homes, rentals, guest units, studios, or in-law spaces.

Bathroom Additions

Add a full or half bath to increase convenience and home value.

Our Addition Process​​

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1. Consultation & Budget Planning

We discuss your needs, ideas, and desired layout.

2. Permits & Engineering

We help coordinate plans, engineering, and local permitting.

3. Construction & Framing

Foundations, framing, roofing, structural work, and more.

4. Interior Build-Out

Electrical, plumbing, insulation, drywall, paint, flooring, trim.

5. Final Completion

Your new space is move-in ready.

Areas We Serve​

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Lompoc • Vandenberg Village• Buellton • Solvang • Los Olivos • Santa Ynez • Orcutt • Santa Maria • Arroyo Grande • Nipomo
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Construction Consultation Scene

Get a Free Consultation for Your Addition

Whether you need more room for your family or want to upgrade your home layout, we can help.

Additions FAQs

Do additions require permits?
Yes - and we help you through the entire process.

Can you match my existing home’s exterior?
Absolutely. We match stucco, siding, roofing, trim, and paint.

How long does an addition take?
3 - 16+ weeks depending on size and complexity.

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