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Our
brand vision

At Lewis Development Group, our vision is to redefine what it means to live well at home.
We believe that the spaces beyond your main house can be more than just additions — they can be experiences.
Through GC-crafted ADUs that blend luxury, purpose, and practicality, we create personalized dwellings that invite wellness, creativity, and connection into everyday life.
Whether it’s a guest retreat, a home gym, or a private studio, every LDG build is designed to elevate how people live, host, and grow.
Our mission is to make high-quality, experience-driven design accessible to homeowners across the U.S. — and eventually, to every property owner who dreams of transforming unused space into meaningful living.

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Discover our services

Design & Planning

Where ideas become buildable, purposeful spaces.

  • Custom ADU Design

    • Tailored designs for wellness suites, guest homes, and creative offices

    • Includes architectural layout, 3D rendering, and builder-ready plans

  • Pre-Developed Plan Packages

    • Ready-to-build LDG signature designs (digital downloads or custom-fit to your site)

    • Includes floor plans, elevations, materials list, and estimated costs

  • Virtual Design Consultations

    • 1-on-1 virtual sessions for homeowners or builders needing professional design direction

  • Site Evaluation & Feasibility

    • Assessment of property layout, zoning compliance, and utility access for ADU placement

II. Build & Project Management

Turnkey construction for homeowners who want a seamless experience.

  • Full ADU Construction

    • Ground-up builds including permitting, foundations, framing, electrical, plumbing, and finishes

    • Specializing in small-scale, high-quality units under 1,000 sq. ft.

  • Project Estimating & Budget Planning

    • Detailed cost breakdowns and realistic budgeting for custom or spec ADUs

  • Virtual General Contracting

    • Remote project oversight for homeowners managing builds outside LDG’s immediate service area

    • Includes schedule planning, subcontractor coordination, and milestone check-ins

III. Specialty Builds

Spaces that go beyond traditional living.

  • Wellness Studios

    • Sauna, plunge, and workout spaces designed for recovery and performance

  • Guest & Hospitality Units

    • Airbnb-ready cottages or backyard retreats designed for comfort and profit

  • Office & Creative Studios

    • Detached offices, art spaces, or content studios with soundproofing and luxury finishes

  • Mother-in-Law & Family Suites

    • Aging-in-place or family-friendly ADUs with accessible layouts and residential warmth

Reach out to us

We’re Here to Help You Plan, Price, and Build with Confidence. Reach out to us and get on a call with a REAL general contractor to discuss your project.

Let us know these things:

  1. What are you looking to build?

  2. Where you are located.

  3. Do you already have a set of plans?

  4. Address you are building at.

  5. What your budget is.

  6. What this build means to you.