More Space. Same Home. Better Living.
TMB Construction builds custom home additions that feel like they were always part of the plan. From room additions to second stories, we expand your space with intention and craftsmanship.
Expand Your Home Without Starting Over
You love your home and your neighborhood — you just need more space. At TMB Construction, we specialize in home additions that integrate seamlessly with your existing structure, matching architectural style, materials, and finishes so the new space feels like it was always there.
As a licensed general contractor serving Marble Falls, Burnet, Horseshoe Bay, and the greater Hill Country, we handle every phase — structural engineering, permitting, foundation, framing, roofing, and interior finish — so you have one team managing the entire project.
Types of Home Additions
Room Additions
Extra bedrooms, home offices, family rooms — we seamlessly expand your living space to match your evolving needs.
Second-Story Additions
Maximize your lot by building up. We engineer and construct second-story additions that integrate with your existing structure.
Garage Conversions & Additions
Whether you need a new attached garage or want to convert existing space into livable square footage, we handle it.
Sunrooms & Enclosed Patios
Bring the outdoors in with a custom sunroom or enclosed patio designed for Hill Country living.
Additions Built to Last
TMB Construction is a family-owned general contractor based in Burnet, TX. We approach every addition with structural integrity and design cohesion in mind. Our team ensures your addition not only adds space, but adds value — both to your daily life and your property.
How It Works
Consultation & Evaluation
We visit your home, assess the existing structure, and discuss your goals for the new space.
Design & Engineering
We create plans that integrate with your home's architecture, handle engineering, and pull all necessary permits.
Construction
Our team manages foundation, framing, roofing, and finishes — keeping a clean site and clear communication throughout.
Final Walkthrough
We walk through the completed addition with you, ensuring every detail meets your expectations before project close.
What Our Clients Say
Mike Johnson
a month ago
TMB Construction built our metal building and it exceeded all expectations. Professional team, quality materials, and finished ahead of schedule. Highly recommend!
Sarah Williams
2 months ago
Had our roof replaced by TMB and couldn't be happier. They were professional from start to finish. Fair pricing and excellent workmanship.
David Rodriguez
2 months ago
Best concrete contractor in the area. Our new driveway and patio look amazing. The crew was respectful, clean, and did outstanding work.
Jennifer Martinez
3 months ago
TMB handled our entire barndominium project from land clearing to final touches. Incredible attention to detail and great communication throughout.
Robert Thompson
4 months ago
We hired TMB for a commercial steel building and they delivered on time and on budget. Very professional operation. Will use them again.
Mike Johnson
a month ago
TMB Construction built our metal building and it exceeded all expectations. Professional team, quality materials, and finished ahead of schedule. Highly recommend!
Sarah Williams
2 months ago
Had our roof replaced by TMB and couldn't be happier. They were professional from start to finish. Fair pricing and excellent workmanship.
David Rodriguez
2 months ago
Best concrete contractor in the area. Our new driveway and patio look amazing. The crew was respectful, clean, and did outstanding work.
Jennifer Martinez
3 months ago
TMB handled our entire barndominium project from land clearing to final touches. Incredible attention to detail and great communication throughout.
Robert Thompson
4 months ago
We hired TMB for a commercial steel building and they delivered on time and on budget. Very professional operation. Will use them again.
Home Additions FAQs
Costs vary based on size, complexity, and finishes. We provide detailed, transparent estimates after an in-home consultation so there are no surprises.
Ready to Expand Your Home?
Call us at 830-289-3852 or fill out our form for a free consultation. Let's add the space you need without leaving the home you love.
Get StartedPlan Your Home Addition
Get in touch for a free estimate. We typically respond within 24 hours.