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Products & Services
Finishing / Remodeling
Everlast Wall Panels
Insulated Wall Panels
Premier And Linen Ceiling Tiles: No-sag Warranty
Thermal Dry Floor Tiles
Millcreek Faux Wood Flooring
Sunhouse Window Wells
Everlast Window Replacement
Rockwell Egress Window

Company Awards
Recipient of the 2019 Torch Awards for Marketplace Ethics
We are thrilled to announce that Blackdog Builders, Inc. has been awarded the 2019 Torch Award for Marketplace Ethics by... [Read more]
2023 Impact Award
This award is presented to the Dealers in the Contractor Nation network who go above and beyond to uplift their... [Read more]
2005 Better Business Bureau Torch Award for Market Place Ethics
“The 'BBB Torch Award’ is an annual awards program to gain public recognition for businesses and organizations that maintain a... [Read more]
More Awards

Londonderry, NH's Reliable Basement Finishing Company

The entire team was great. The onsite lead......
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Basement Finishing Contractor in Londonderry, NH

At Total Basement Finishing, A Blackdog Affiliate, we don’t just adhere to the highest industry standards — we constantly strive to be the industry leader in all basement finishing and basement remodeling services we provide to our customers in Londonderry, New Hampshire.

We specialize in turning ordinary, unfinished basements into extraordinary living spaces using the Total Basement Finishing™ system. With this state-of-the-art system and a wide range of high-quality remodeling products, you can count on our team to bring innovation, style, and functionality to your lower level.

Whether you want to add a guest suite, home gym, basement bar, or something else to your home, we have you covered. Contact us at 1-855-206-8049 or click below to schedule a free estimate for our basement remodeling services. We’re proud to offer basement finishing in Londonderry, NH and throughout Rockingham County.

Londonderry basement finishing expert

With more than 30 years of experience in the basement finishing industry, we understand the untapped potential an unfinished basement offers. Our dedicated team is committed to providing comprehensive basement remodeling solutions and techniques utilized by the renowned Total Basement Finishing network. We are a one-stop shop for insulated and waterproof basement wall panels, drop ceiling tiles, waterproof flooring, and more.

When you partner with Total Basement Finishing, A Blackdog Affiliate to transform your basement, you’ll work closely with our team to design your dream space. Our team will help you identify your needs and wants, and help you determine what works best for your home. Whether you’re looking to build a home office, entertainment center, small home gym, or something else, we have the skills and expertise to bring your vision to life.

Our Londonderry basement remodeling solutions

  • Basement wall panels
  • Insulated floor decking
  • Basement floor tiles
  • Plank basement flooring
  • Finished wall restoration
  • Basement dehumidifier
  • Drop ceiling tiles
  • Basement doors
  • Basement windows & window wells
  • Trim & crown molding
  • Staircases & railings
  • And more!

Why choose Total Basement Finishing, A Blackdog Affiliate to remodel your basement?

  • Total Basement Finishing System: Our innovative basement finishing system goes beyond the ordinary, offering a durable, efficient, and stylish solution tailored for basement environments. From moisture-resistant, paintable wall panels to waterproof flooring options, our products are engineered to conquer common challenges in below-grade spaces, ensuring a seamless and reliable transformation.
  • Customized Solutions: Our Londonderry basement finishing experts understand that every basement is unique, and so are the needs of our clients. We work closely with you to create a customized design that aligns with your vision, lifestyle, and budget. Whether you want to create a home office, craft room, home gym, or something else, we have the expertise to bring your vision to life.
  • Comprehensive Services: Our skilled team is adept at handling all aspects of basement finishing. From the initial design consultation to the finishing touches, you can trust us to handle every detail!

Schedule a free basement finishing estimate today!

With Total Basement Finishing, A Blackdog Affiliate, your basement can be more than just a storage space. Contact us today to schedule a free estimate and learn how we can turn your basement into a stylish and functional extension of your home. Call 1-855-206-8049 or click below to get started!

We proudly serve New Hampshire homeowners in Londonderry and throughout Rockingham County.

Case Studies From Londonderry
A
Challenge: A wonderful couple in Londonderry, New Hampshire, are looking to have their basement redone. Years ago, they had their basement finished...
Job Stories From Londonderry, NH
Condo basement gets new ceiling and flooring

Mike and Pam are a wonderful couple who live in a condo in Londonderry NH. The pair already had a finished office and family room area, but their basement needed upgrades. Total Basement Finishing, a Blackdog Affiliate removed the existing carpet with Thermal Dry Elite Plank flooring in Pecan color. TBF also fixed the baseboard with a PVC base and new linen ceiling tiles.

 

Work Requests From Londonderry, NH
Project Location: Londonderry, NH
Finish half basement
Project Location: Londonderry, NH
I would like to get a quote of how much to finish a basement in my townhouse. Also, I would like to know if it includes waterproofing and the cost with and withouth a bathroom.
Project Location: Londonderry, NH
Hello, I wanted to know if someone can give me a quote on adding a in-law basement apartment. Thank you
Project Location: Londonderry, NH
Price, water damage prevention
Project Location: Londonderry, NH
Looking to finish half of my basement with a half bath. For a place to go for my adult children and grandchildren to hang out. TV room, game room, play room
Project Location: Londonderry, NH
We are looking for quotes to finish part of our basement. It is approximately 600sq ft in size.
Project Location: Londonderry, NH
Finish basement into an in-law apartment including bathroom and kitchen..
Project Location: Londonderry, NH
Hello. We would like to finish our basement as an additional family room and storage closet. Thank you
Project Location: Londonderry, NH
Finishing a basement, adding bathroom, adding walls to transform garage into livable bedroom, heating.
Project Location: Londonderry, NH
Looking to finish basement, less than 1000ft, with home gym and entertainment area for kids. Home was built in 2017 and has not had any previous work done to the basement.
Project Location: Londonderry, NH
We are going to build a room in the basement and need an egress window installed. We have a standard basement window in the side that can be used to increase the size in the foundation for a larger window. We also would like to install two standard size non-egress windows in the front of the basement for light.
Project Location: Londonderry, NH
Approx 700sqft area im looking to finish in basement. Cement walls/floor. house build in 2016. Open space, no bedrooms or plumbing.
Project Location: Londonderry, NH
Would like to partially finish basement to have a playroom for my son.
Project Location: Londonderry, NH
We have an unfinished basement and are exploring our options. Priority is to put drop-down ceiling tile which currently has exposed insulation, pipes, etc.
Project Location: Londonderry, NH
Project Location: Londonderry, NH
Am interested in receiving a quote to refinish 1/2 of my basement for a kids TV room. I also have a 24 x 24 great room above the garage that I would like a quote to refinish/make extra bedroom. The house is a colonial with bulkhead basement - house is 1820 square feet with a concrete basement. The house was built in 1999. One side of the basement (stairs come down the middle) is a washer/dryer area, which doesn't need to be finished. I would like to finish the other side for a kids tv room. Please advise.
Project Location: Londonderry, NH
Hello, I have a split level home. 3/4 of the lower level is already finished with drywall and full ceilings. the remainder of the lower level is where the furnace, water softener, laundry and mud room is. This is the area I am looking to finish off. I am interested in learning more about the product you use and in getting an estimate. Please contact me at your earliest convenience. thank you
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