About
Custom Additions and Decks
Transform your home with thoughtfully designed additions and decks that enhance both function and style. Whether you’re expanding your living space, building a sunroom, or creating the perfect outdoor retreat, we tailor every detail to your vision. Using premium materials and expert craftsmanship, we deliver seamless extensions that blend naturally with your home — built to last and made to enjoy.





Let's start your project
Contact us
- +1 603-556-2431
- info@schwanzconstruction.com
- 10 Northern Blvd Unit 12 Amherst NH 03031
FAQ
You have questions, we have answers.
Are you insured?
Yes, Schwanz Construction is fully insured, giving you peace of mind that your project and property are protected throughout every phase of the work.
How long will my project take to complete?
Project timelines vary based on size and scope. After our initial consultation, we’ll provide you with a realistic schedule and keep you updated every step of the way.
What are your payment terms?
We typically require a deposit to begin work, with progress payments scheduled throughout the project. All terms will be clearly outlined in your contract for full transparency.