Room additions, second-story expansions, garage conversions, and seamless structural builds across Fort Worth, Dallas, and Arlington.
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Whether you need one more room or a full second story, we build additions that integrate seamlessly with your existing home.
Single-room additions for bedrooms, home offices, playrooms, and flex spaces. Designed to match your home's footprint, roofline, and interior style.
Full second-floor additions adding significant square footage without expanding your lot footprint. Structural engineering and permitting included.
Convert an attached or detached garage into a living space, home office, gym, or ADU. We handle insulation, HVAC, flooring, and full interior finish.
Four-season sunrooms and enclosed patio additions with proper insulation, windows, and climate control for year-round use.
Dedicated master bedroom and bathroom additions with the finishes and layout you want — without displacing the rest of the home.
Accessory dwelling units built to DFW code for rental income, multigenerational living, or guest quarters. Full build-out from foundation to finish.
A clear process so you know what to expect from the first phone call to the day you step into your new space.
We walk your property, assess the site, review your goals, and produce a detailed written estimate. Includes a conversation about structural feasibility, permits, and timeline — at no cost.
We coordinate architectural drawings, structural engineering, and permit submissions with your local DFW municipality. You get a fixed start date once permits are approved.
From foundation to final coat of paint, our crew manages every phase in sequence and on schedule. Progress updates throughout. Final walkthrough before project close.
Every home addition in DFW is permitted correctly. We manage all building department submissions and inspections.
Full general liability and workers' compensation coverage on every project. Your home is protected throughout the build.
Transparent estimates, honest timelines, and work that earns referrals — from the first conversation to the final walkthrough.
"We hired this team for a full kitchen remodel, and the results completely exceeded our expectations. From day one, they were transparent, punctual, and respectful of our home. The attention to detail was impressive."
"We had countertops in the powder room and a kitchen backsplash done. Fito and his team were very knowledgeable and made great suggestions. The kitchen looks better than we imagined. Highly recommended."
"Emiliano and his team were quite simply the best contractor we've ever hired. From fair pricing to clean worksites to attention to detail, Alonso Innovation's team was amazing. We're incredibly happy with the results."
"We had an amazing experience with Alonso Innovations. From start to finish, they were prompt, professional, and incredibly friendly. The most honest contractors we've ever worked with."
"We hired this team for a full kitchen remodel, and the results completely exceeded our expectations. From day one, they were transparent, punctual, and respectful of our home. The attention to detail was impressive."
"We had countertops in the powder room and a kitchen backsplash done. Fito and his team were very knowledgeable and made great suggestions. The kitchen looks better than we imagined. Highly recommended."
"Emiliano and his team were quite simply the best contractor we've ever hired. From fair pricing to clean worksites to attention to detail, Alonso Innovation's team was amazing. We're incredibly happy with the results."
"We had an amazing experience with Alonso Innovations. From start to finish, they were prompt, professional, and incredibly friendly. The most honest contractors we've ever worked with."
Common questions about home additions in DFW. Don't see yours? Give us a call.
Home additions in DFW typically start around $60,000 for a single-room addition and can reach $250,000+ for a second-story expansion or master suite addition. Cost depends on square footage, foundation type, structural complexity, and finish level. We provide detailed written estimates before any work begins.
Yes. All structural additions require permits through your local municipality. We manage the full permit process — from plans submission through all inspections and final certificate of occupancy.
Most room additions take 8 to 16 weeks from permit approval to completion. Larger additions like second stories or master suites can run 4 to 6 months depending on structural complexity and interior finish scope.
Yes. We carefully match rooflines, siding materials, brick, stone, and trim details so the addition integrates seamlessly with the existing structure. Matching the exterior finish is a standard part of every addition project.
Yes. Our team manages the full project — foundation, framing, roofing, exterior finish, insulation, drywall, painting, flooring, and trim. One crew, one schedule, one point of contact from start to finish.
Call or submit the form and we'll be in touch the same day. Free estimates, no commitment, no pressure. Mon–Sat, 8am–6pm.
(888) 415-8347Available Mon–Sat · 8am–6pm
Fort Worth, TX & all DFW cities