ADU Builder in Lomita

Our Lomita ADU contractors handle everything from architectural design and permitting to construction and final finishes. Expanding your Lomita property with a custom ADU is one of the most effective ways to add extra living space, create rental income, or provide a private suite for family while increasing long-term property value.

Whether you’re building a detached ADU, garage conversion, or JADU, our expert team delivers high-quality craftsmanship and efficient project management to complete your project on time and within budget.

    • Custom Guest House Design – Layouts that maximize comfort, privacy, and rental potential.

    • Detached or Attached Units – Standalone or connected suites with bedrooms, bathrooms, and kitchenettes.

    • Durable & Energy-Efficient Construction – Quality materials and systems built to last.

    • Full Project Management – We handle permits, engineering, construction, and inspections.

    • Flexible Use – Ideal for family, guests, staff, or short-term rentals.

    • Licensed and Insured – Experienced local contractors familiar with Lomita regulations.

    • Clear Communication – Transparent estimates, timelines, and updates throughout the project.

    • Transform Underutilized Spaces – Convert garages, basements, or sheds into functional living areas.

    • Entirely New Builds – Design and construct detached or attached ADUs and guest houses from the ground up.

    • Structural Upgrades – Ensure safety, durability, and long-term stability.

    • Smart Layout Redesigns – Maximize space, flow, and livability.

    • System Updates – Modern electrical, plumbing, and HVAC systems for comfort and efficiency.

    • Insulation & Energy Efficiency – Maintain comfortable temperatures year-round and reduce energy costs.

    • Aesthetic Enhancements – Stylish finishes, materials, and design details tailored to your home.

    • Local Expertise – Knowledgeable in Lomita zoning, codes, and property types.

    • Full-Service Management – We handle design, permits, construction, and inspections.

    • Custom Designs – Spaces tailored for family, staff, or Airbnb rentals.

    • Professional & Discreet – Attention to detail while respecting your property and privacy.

    • Quality Construction – Durable, energy-efficient materials and finishes.

    • Clear Communication – Realistic timelines, detailed estimates, and consistent updates.

    • Flexible Solutions – Guest houses for living, guests, or short-term rentals.

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adu contractor lomita

ADU Construction Pricing in Lomita

JADU (Junior Accessory Dwelling Unit): $60,000 – $110,000

Garage Conversion ADU: $90,000 – $180,000

Attached ADU Construction: $150,000 – $300,000

Detached ADU Construction: $200,000 – $420,000+

Typical ADU Build Timeline in Lomita

JADU (Junior Accessory Dwelling Unit): 2 – 4 months

Garage Conversion ADU: 3 – 6 months

Attached ADU Construction: 6 – 9 months

Detached ADU Construction: 8 – 14+ months

Permitting usually takes longer than people would expect, often close to 2 – 6 months depending on design complexity and Lomita city approvals.

detached adu construction lomita

With EMR Builds, your ADU project in Lomita is seamless and stress-free. From initial design and permitting to construction and final inspection, we manage every step with professionalism, reliability, and attention to detail. Your ADU is built exactly to your specifications, creating functional, comfortable living space while maximizing property value.