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QUANTUM
CONTRACTING

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(603) 657-0554

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New Hampshires Outdoor Living Specialists

Free Estimates & Design Consultations, Ask Us about Our 100% Satisfaction Guarantee!
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About Us

Your One-Stop-Shop for All Outdoor Living Construction!

From decking and patios to design and siding, you’ll have professional craftsmen ready to transform your outdoor space into your sanctuary when you call Quantum.
  • Professional
  • Insured
  • Ask About Our Warranties
  • Free Estimates
  • 100% Satisfied Guaranteed

We Offer All these Ways to Transform your Outdoor Space!

Gallery
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Decks

Ready to upgrade or expand that old, rotting deck? With our high quality lumber and expert craftsmanship, you’ll be ready to host all the BBQs for years to come.

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Patios

Does your patio need some extra attention? Whether we’re building a patio from scratch or fixing what’s already there, you’ll be glad you called Quantum to do the job.

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Siding

Our siding services enhance the appearance and durability of your home. Our team specializes in various siding materials so you get the perfect match for your style and needs.

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Porches

Curb appeal is everything, so you’ll want to have a beautiful porch to welcome your guests. We build custom porches that fit your home perfectly no matter your style.

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Condos

We specialize in creating beautiful, custom decks and installing high-quality siding for both residential and commercial condominium properties.

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Low-Voltage Lighting

No outdoor living area is complete without lighting and even some speakers to set the ambiance. We make that a reality by installing low-voltage lighting.

“We had a great experience. Prompt and communicates well. Worked with us on our deck project to help understand the project and worked with us to find solutions when we ran into some unexpected issues. Very honest about options and what would work for us. The project morphed over time and into a deck we will enjoy for years to come I’m sure. Great pride in workmanship. We would use Quantum Contracting for other projects without reservation.”
Robert Dowe
Why Choose Us

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Our Projects

Check Out Our Latest Work!

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Our Gallery
Our Process

Enjoy Your Outdoor Space for Years to Come!

Ask us about our workmanship and material warranties, feel confident in your investment with us! 

Schedule Your Design Consultation!

Fill out the web form or click on our phone number to schedule an in person design consultation.

Review Estimate & Design

This is our opportunity to talk about details, make decisions, and schedule your starting date.

Start the Project

A project manager will be there from start to finish to answer any questions and give updates.

Final Walk Through

Our 100% satisfaction guarantee means that we are not satisfied until you are satisfied!

we offer financing

Make Appointment

Start Enjoying Your Outdoor Space

Stop putting off your outdoor project and start enjoying more time with your family. Schedule your appointment today and let us handle everything for you!