Basements
How A Sump Pump Battery Can Save Your Home
A sump pump battery backup provides power to the sump pump during a power outage, protecting your home from potential flooding.
Basement waterproofing done right the first time.
Backed by 13 patented products and a team of industry experts.
Currently booking installs
0
days out.
Jake Kapper
603 Basement Solutions Customer
Really professional guys from the quote to the install, not a single complaint.
Mark Brooks
603 Basement Solutions Customer
Excellent company! Couldn’t be happier with my choice. No hidden charges, very candid conversations about the problem and a great solution.
Ronald Powell
603 Basement Solutions Customer
Got 3 quotes in total, these guys tailored their approach to my specific problem and built a solution that solved it. Other company didn’t even listen when I talked.
Dan Reynolds
603 Basement Solutions Customer
Short and easy process, happy with how it came out.
John Bell
603 Basement Solutions Customer
Reviews didn’t lie, these guys are good at what they do.
Ready to get started?
100% guaranteed to be dry for life.
Forever Dry System™
Enjoy Your Basement for Life with Our Patented Forever Dry System
The 603 Forever Dry system consists of a full perimeter drainage system, one 1/2hp Sump Pump per 120ft of drainage, vapor barrier on the walls and a dehumidifier. With this system we 100% guarantee you stay dry or we come back free of charge.
Also, if you plan to sell your home within your lifetime, this warranty is transferable to the next homeowner which will help you sell for more money! Who doesn’t love that?
PROUDLY SERVICING NEW HAMPSHIRE, MAINE, AND MASSACHUSETTS
Become another one of our happy clients. Our team is qualified, insured, and eager to work with you to build your dream home for your family for years to come.
Our Services
What We Do
603 Basement Solutions is the #1 basement waterproofing and crawlspace services company in NH. Our installation teams all have 5+ years of experience and have completed thousands of jobs just like yours. We prioritize quality over quantity and make sure every customer is heard and responded to. If you are looking for a team that isn't going to treat you like another number, we would be happy to give you an estimate free of charge.
Basement Waterproofing
Basement waterproofing solutions are types of waterproofing systems that help your house keep the basement safe and dry.
Basement Finishing
Finishing your basement is a great way to increase the value of your home and create more space for your family.
Crawl Space Services
Crawl space services include - Encapsulation, Dehumidification, and Support Beams.
Our 100% Dry Guarantee
With our Forever Dry System, we 100% guarantee you stay dry or we come back free of charge.
WORKING WITH 603 BASEMENT SOLUTIONS
Building Your Dream Future Home Basement Crawl Space
Created to change the way contracting is done.
We provide a white glove experience for a price 10-15% under our competition. We are able to do that because we built our company with automation in mind. The majority of our operations are done with software instead of humans which allows us to provide our premium services for less than other bloated companies in our industry.
2,000+ JOBS
Completed
BACKED BY 13
Patented Products
5 STARS
Better Business Bureau
4.9 STAR
Google Reviews
THE LATEST 603 NEWS
Our Recent Blogs
Your ultimate resource for all things home and basement repairs. Explore expert tips, valuable insights, and step-by-step guidance.
Home Repair
Foundation Repair
Foundation repairs are essential for keeping your home protected from structural damages and hazardous wear and tear.
Crawl Spaces
How To Maintain a Crawl Space?
Keeping your crawl space clean and dry is an important part of home maintenance.
