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Find Basement remodelers in Denville

Avatar for Joseph & Sons Construction, LLC
Joseph & Sons Construction, LLC
4.9(
166
)

Serving Denville, NJ and surrounding areas

Approved

In business since 1995

Free estimates

Emergency services offered

"angelo and his crew repaired a water issue on my back deck . he was very informative about how to fix the problem. he also told me how to fix a little basement issue. and the repair worked on deck roof!!! also in the basement. he is a wonderful man , cares about the people he works for, and the work he does. very fair pricing. i'd recommend him and his crew unquestioningly!"
custom luxury home
custom luxury home
remodeled spacious basement
Renovated backyard
renovated walkway and driveway

+1

Response time1 day
1 neighbors recently requested a quote
Recommended by90%of homeowners
Avatar for Owens Corning Basement Finishing System
Owens Corning Basement Finishing System
4.5(
745
)

Serving Denville, NJ and surrounding areas

Approved

Super Service Award Winner

In business since 1990

Free estimates

Warranties offered

"We love our basement remodel. Peter, Alex and his team were here when they said theyâ d be here, completed the job as described, and kept us updated along the way. The basement now looks and feels clean and bright. The additional space doesnâ t feel like a basement at all and is enjoyed by the whole family. We highly recommend Lux Renovations."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+40

257 neighbors recently requested a quote
Recommended by80%of homeowners
Avatar for Monk's Home Improvements Inc.
Monk's Home Improvements Inc.
4.7(
600
)

Serving Denville, NJ and surrounding areas

Approved (Corporate)

In business since 2007

Free estimates

Credit card accepted

Along with the Monk's Kitchen & Bath Design Studio, we are a full-service home improvement provider. Monk's will help you plan, design, and purchase everything you need for a remodel. Then our expert craftsmen will install everything and our painters will come and complete the job.

Recessed Shelving
Reach-In Closets
My jobs
My jobs
My jobs

+19

89 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for Bonus Home Remodeling
Bonus Home Remodeling
5.0(
29
)

Serving Denville, NJ and surrounding areas

Approved

Super Service Award Winner

In business since 2020

Free estimates

Credit card accepted

"We recently hired Bonus Home Remodeling to remodel our unfinished basement. Rob and his team were outstanding to work with from the onset of the project. They worked with us to make final design decisions, and throughout the entire project they had a large white board set up in the basement outlining a timeline of the projects so we always knew what was coming up next. They arrived at the same time everyday and left at the same time everyday which made it easy to live through such a big project taking place in your home. Rob and his team made everything convenient and easy for us. Any issues or questions that came up were addressed immediately and always ensured that we were happy before moving forward. The finished project is exactly what we were hoping for! It is gorgeous and the quality of the work is excellent."
Stairs
Basement
Basement
Bathroom Remodel
Bathroom Remodel

+11

Response time6 hrs
2 neighbors recently requested a quote
Recommended by67%of homeowners
The Better Basement Company
4.3(
31
)

Serving Denville, NJ and surrounding areas

Approved

In business since 2003

Free estimates

Emergency services offered

"We just had our basement finished. Not re-finished but finished for the first time. The house was built in 1924 with a dirt floor in the basement and low hanging pipes, overall a very challenging job. We wanted to turn it to a family room with a full bath, laundry room, closets, etc. Joe's guys (Chico and Javier) did a fantastic job. They are knowledgeable, thorough, thoughtful, and creative. We would recommend them to anyone without hesitation."
 Before
 ICE CREAM BAR
 CREATIVE IDEAS
 CREATIVE OFFICE SPACE
 After

+13

8 neighbors recently requested a quote
Recommended by92%of homeowners
Avatar for CSZ Construction
CSZ Construction
4.6(
69
)

Serving Denville, NJ and surrounding areas

Approved

In business since 1998

Free estimates

Emergency services offered

"Cesar remodeled our basement, and we cannot be happier with his work! He worked with us the whole way to make sure we were happy with the work. He even put a custom wine rack in. The new basement is so beautiful and we get so many compliments. He has done work for us before and he does excellent work, is always available and easy to reach, and has a professional and kind team of workers. Thank you Cesar!!"
 ALL COLUMNS FINISH
OLD DECK
Livinroom
 PAINTING
PREPARING FOOTINGS

+168

Recommended by93%of homeowners
Avatar for The TJB Legacy Group, LLC
The TJB Legacy Group, LLC
4.9(
39
)

Serving Denville, NJ and surrounding areas

Approved

In business since 2005

Free estimates

Credit card accepted

"Was very helpful to the process of the job and they had attention to the quality of their work. I will highly recommend them to anyone to do a bathroom or kitchen remodel."
Before
After
After
Kitchen Before
After Kitchen

+24

Response time1 day
Response rate95%
2 neighbors recently requested a quote
Avatar for Built To Last Home Improvements, LLC
Built To Last Home Improvements, LLC
4.8(
25
)

Serving Denville, NJ and surrounding areas

Approved

In business since 2018

Free estimates

Credit card accepted

We are a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We offer a variety of General Contractor services that are customizable to each individual project. You will find us to be competitively priced, paying close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships and guarantee your satisfaction!

Outdoor Shower Right Angle
Outdoor Shower Left
Design  Render
Outdoor Shower
Cabin Flooring

+4

Response time10 hrs
Response rate89%
1 neighbors recently requested a quote
Avatar for American Supreme Construction LLC
American Supreme Construction LLC
5.0(
332
)

Serving Denville, NJ and surrounding areas

Approved

Super Service Award Winner

In business since 2012

Free estimates

Emergency services offered

"American Supreme Construction remodeled our basement and it looks amazing. Don and his team are very professional and detail oriented. Highly recommend American Supreme Construction."
Roof Installation EPDM 51,000 sq/ft
Roof Installation EPDM 51,000 sq/ft
Roof Installation EPDM 51,000 sq/ft
Roof Installation EPDM 51,000 sq/ft
Roof Installation EPDM 51,000 sq/ft

+37

Response time3 hrs
101 neighbors recently requested a quote
Recommended by62%of homeowners
Ernest & Sons General Contractors
4.1(
23
)

Serving Denville, NJ and surrounding areas

Approved

In business since 1997

Customers say: Quality work

Ernest & Sons General Contractors and Landscaping Design\nWe meet all of your residential needs.\n* Landscape\n* Hardscape\n* Shrubs\n* Mulching\n* Planting\n* Top Soil\n* Sod\n* Shrub Removal\n* Spring Clean Up\n* Driveways\n* Pavers\n* Patios\n* Steps\n* Curves\n* Retaining Walls\n* Seal Coating\nWe have over ten years in business and landscape design.\nWe provide experienced quality work at reasonable rates.\nTell us what you have in mind and we will build it for you and your family.\nCall Us!

Additional Photos
Additional Photos
Additional Photos
7 neighbors recently requested a quote
Recommended by88%of homeowners
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FAQs for basement remodeling projects in Denville, NJ

Finishing a basement turns unused square footage into livable space and returns up to 70% of what you spend when you sell your home. Beyond that resale boost, you gain a playroom, home office, or guest suite you can start enjoying right away. That mix of daily comfort and solid return on investment (ROI) makes basement finishing one of the smartest upgrades you can tackle.

In some parts of the country—especially lots on swamps, high water tables, or other wetlands—local codes prohibit basements. Saturated soil puts constant pressure on foundation walls and lets water seep in faster than any sump pump can handle. 

If your property sits on waterlogged ground, building on a slab or crawl space is often safer, more affordable, and code-compliant.

Most basements wrap up in four to eight weeks. Framing takes three to five days, with electrical and plumbing rough-ins following over the next week. Add five days for drywall, two to three for flooring, and another week for paint, trim, and punch-list items. 

Delays can happen if materials run late or your contractor’s calendar is packed, so build in a little cushion when you plan.

Whether a finished basement counts toward your home’s official square footage depends on local rules. Many areas only include below-grade space if it has code-approved egress, fully finished walls, ceilings, and floors, plus consistent heating. 

Check with your local assessor or building department before you start; meeting those standards can affect taxes, appraisals, and resale value.

Building codes require a checklist: dedicated heat and electrical service, a code-approved stairway, and at least one egress window or exterior door. Walls, ceilings, and floors must be fully finished and meet insulation, ventilation, and fire-separation standards. If you add a bedroom, you’ll also need a closet, proper clearances, and safe exits. If you change the layout later, be ready to update the space so every new room still meets today’s code.

The Denville, NJ homeowners’ guide to basement remodelings

From average costs to expert advice, get all the answers you need to get your job done.