Brother's Construction Group
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    Commercial Remodeling

    Comprehensive commercial space transformations, including office build-outs, retail updates, and complete facility renovations.

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    Custom Builds & Additions Austin

    Outgrown your current space but love your neighborhood? Our custom builds and home additions allow you to expand your footprint seamlessly, integrating new square footage that looks like it was always part of the original design.

    Custom Builds & Additions Austin

    What's Included

    Comprehensive solutions tailored to your specific needs.

    Room Additions

    Adding bedrooms, expanding living rooms, or building sunrooms to increase your living space.

    Second Story Additions

    Building up when you can't build out, doubling your square footage.

    ADUs & Guest Houses

    Constructing Accessory Dwelling Units for family members, guests, or rental income.

    Garage Conversions

    Transforming underutilized garage space into livable square footage.

    Custom Home Builds

    Ground-up construction of your dream home tailored entirely to your specifications.

    Structural Modifications

    Removing load-bearing walls to create expansive, open-concept layouts.

    Our Process

    01

    Feasibility & Architecture

    Working with architects to design the addition and ensure zoning/setback compliance.

    02

    Permitting

    Navigating Austin's complex permitting process for major structural changes.

    03

    Foundation & Framing

    Pouring new foundations and framing the structure to seamlessly match the existing home.

    04

    Interior Finish-Out

    Completing the space with electrical, plumbing, drywall, and custom finishes.

    Why Choose BCG?

    Seamless Integration

    We ensure the new addition perfectly matches the architectural style of your existing home.

    Structural Expertise

    Deep knowledge of load bearing and foundational requirements.

    Turnkey Service

    From architectural drawings to the final coat of paint, we manage it all.

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    Featured Projects

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    Understanding the Investment

    Additions are significant investments. A simple room bump-out might start around $50k, while second-story additions or ADUs can range from $150k to $300k+.

    Frequently Asked Questions

    500+
    PROJECTS DELIVERED
    15
    YEARS OF EXCELLENCE
    98%
    CLIENT SATISFACTION
    $50M+
    PROJECT VALUE
    Bathroom Vanity

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    Are You Ready To Remodel Your Home?

    Whether you're envisioning your dream home, planning a commercial space, or seeking a career with Austin's premier construction team—we're ready to build something extraordinary together.