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Meet 603 Basement Solutions

We at 603 think its important to know the people you do business with, lets get to know eachother!

Our Mission

The 603 Mission Statement is to provide the highest quality solutions to every customer that chooses to work with us. We believe excellence is the standard, not an extra that costs more. Our company will always go above and beyond to foster growth in our personal and professional lives.

Employees of our company love coming into work every day because they are compensated fairly and are treated as the most important part of our business. We truly love serving our customers and our goal is to provide an incredible experience for each and every one of you.

Thank you for choosing 603!

Chris Pagliccia & Nik Mellett

Who We Are

603 Basement Solutions is a Family Owned and Operated Company that puts the needs of our customers higher than anyone else in the industry. We’ve discovered that when you go the extra mile and ALWAYS do right by your customers, people refer you to their friends and family. That’s what makes us the #1 Basement Waterproofing & Finishing Company in New Hampshire, Maine, and Massachusetts.


Crawl Space Repair

An unhealthy Crawl Space can cause your family to get sick and will rot your house from the inside out. It’s best to not leave them unchecked.

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Basement Waterproofing

Water in your basement can lead to major repair costs, ask us about our forever dry system.

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Basement Finishing

Finishing your basement is a great way to increase the value of your home.

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Meet Our Team

Discover the difference of working with professionals.

Our team has years of experience in the industry. We are committed to delivering projects with the highest level of quality and accuracy.

Chris Pagliccia

Captain of the ship! Involved in every 603 project.

Nik Mellett

The Wizard behind the curtain! Customer experience & Boring business operations.


Responsible for making everyone smile. (and eating treats)


Senior Senior System Designer - Seriously I have over a decade of experience


Senior System Designer (AKA Sasquatch) I love my job and I can't wait to meet you!


Senior System Designer - Customers love this man!


Head of Waterproofing 7+ Years Experience (Really good at basketball, don’t accept any 1on1 matchs with him)


Waterproofing Senior Crew Lead - The most handsome of us all. 1k+ Jobs Completed


Waterproofing Senior Crew Lead - The fresh prince of waterproofing. 850+ Jobs Completed


Head of Finishing 20+ Years Master Carpenter, treats building as an art form and it shows!









Reviews from Happy Customers

Our top priority is customer satisfaction, and we work closely with clients to understand their unique needs and goals.

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