Additions in Dauphin, Cumberland County, York & Lancaster County, Pennsylvania
Expert Home Additions for Growing Families and Evolving Lifestyles
At THS Contracting, we’ve spent the past 40 years helping homeowners across Dauphin, Cumberland County, York & Lancaster County, Pennsylvania, expand their living space with precision and style. Home additions are one of the most impactful ways to enhance your home’s functionality, value, and comfort, without the hassle of moving. Whether your family is growing, you’re working from home more, or you simply want extra space to enjoy, we design and build seamless additions that blend perfectly with your existing structure.
Our team ensures all additions meet local codes and architectural requirements while addressing practical needs like insulation, HVAC integration, and utility access. From bump-outs and bonus rooms to second-story expansions, we handle everything from foundation to finish. With THS Contracting, you can trust that your addition will not only look great but also serve your needs for years to come.
Our Home Addition Services
Room Additions
We build custom room additions to expand your living or sleeping areas. Whether it’s an extra bedroom, home office, or family room, we ensure the addition complements your home’s layout and architectural design while smoothly integrating structural, electrical, and HVAC components.
Garage Conversions
Turn an underused garage into a livable space such as a den, studio, or guest suite. We handle insulation, flooring, new entry points, and utility rerouting to create a fully functional interior space where your car used to sit.
Second-Story Additions
When you can't build out, build up. We add second-story spaces that include full suites, bonus rooms, or multi-room layouts. This service includes structural reinforcement, stairwell integration, and all framing, roofing, and finishing required to elevate your home’s potential.
Sunrooms and Enclosed Porches
Extend your indoor living with light-filled sunrooms and enclosed porches. We install energy-efficient windows, climate control systems, and moisture-resistant finishes so you can enjoy the outdoors without stepping outside—perfect for Pennsylvania’s changing seasons.
Seamlessly Expand Your Living Space with Quality Home Additions
A well-planned home addition brings more than extra square footage—it brings flexibility, convenience, and a new level of enjoyment to your home. At THS Contracting, we approach every project with a clear understanding of the homeowner's goals and the local conditions of Dauphin, Cumberland County, York & Lancaster County, Pennsylvania. From initial design through final inspection, our experienced builders focus on quality construction, seamless transitions, and lasting results. Whether you need more room for your family, a dedicated hobby space, or future guest accommodations, we’re here to bring your vision to life. Let us help you invest wisely in your property’s potential.
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