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Find Basement remodelers in Stewartsville

Avatar for Owens Corning Basement Finishing System
Owens Corning Basement Finishing System
4.8(
534
)

Serving Stewartsville, NJ and surrounding areas

Angi Approved

Super Service Award Winner

In business since 1990

Free estimates

Warranties offered

"Our existing Owens Corning wall panels had been damaged in a basement flood. Although the framework and panels had changed since our initial install some 20 years ago, they custom made new panels that fit perfectly. Additionally, they replaced interior doors and repaired drywall. The work was done on our schedule and done to our satisfaction. Their customer service was great. They came back out to adjust a door that wasn't closing perfectly."
Response time1 day
Response rate98%
78 neighbors recently requested a quote
Avatar for Nany Construction LLC.
Nany Construction LLC.
5.0(
2
)

Serving Stewartsville, NJ and surrounding areas

Angi Approved

Free estimates

Emergency services offered

Warranties offered

"Yes, the job was done beautiful. He was very professional and definitely has the skills and knowledge as a general contractor. He kept me informed and contacted immediately if there were any issues. I highly recommend this company for any home improvement projects."
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+34

1 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Duane Mainardi Builders LLC
Duane Mainardi Builders LLC
5.0(
127
)

Serving Stewartsville, NJ and surrounding areas

In business since 1976

Free estimates

Emergency services offered

"After years of working with various contractors on major home improvements, we finally found our dream team with Duane Mainardi Builders! From the moment we reached out, Duane and his crew impressed us with their honesty and clear communication. Duane was always available throughout the project, and Keith, the site foreman, was simply incredible. He was onsite every step of the way and made the entire experience smooth and enjoyable. When we asked for changes after work had started, they welcomed every request with a genuine commitment to getting it just right. The siding crew was professional, skilled, and worked tirelessly. What we anticipated to be a four day job was impressively completed in just two and a half days. The final result? Gorgeous vinyl siding that has completely transformed our home?s look. We wholeheartedly recommend Duane Mainardi Builders if you want high quality siding done right by a team that truly stands behind their work. Michael and Vicki Sneed"
Recommended by97%of homeowners
Avatar for Funari Public Adjusters
Funari Public Adjusters
4.9(
61
)

Serving Stewartsville, NJ and surrounding areas

In business since 1987

Free estimates

Emergency services offered

"????? Highly Recommended Review: Funari Public Adjusters I am writing to share my experience with Funari Public Adjusters, and I cannot say enough about the exceptional service provided by the owners, Chris and Vito, and their entire team of experts. From the very first call, they were immediately available and responsive, helping me during my critical time of need. The team went above and beyond in every aspect?from assigning a dedicated representative to handle my claim, to guiding me through the entire process from start to finish. Every staff member I interacted with was friendly, professional, and extremely helpful whenever I had questions. I have used this company on three separate occasions, and each time they exceeded my expectations: When a neighbor?s tree fell on the back portion of my home. When I experienced a theft at my rental property, resulting in damages and losses. Most recently, after heavy rains caused significant roof damage to my home, including my top-floor"
Recommended by96%of homeowners
Avatar for Sebastian Builders LLC
Sebastian Builders LLC
4.9(
83
)

Serving Stewartsville, NJ and surrounding areas

In business since 2000

Free estimates

Emergency services offered

"I chose this provider because their statement of work proposal had everything to the smallest detail, whereas other's was just brief description and the final price. Communication was very good: they always returned my calls and addressed all my concerns. They did an excellent job in replacing my roof, fan and the gutters, and cleaned up very nicely (like nothing happened). My association was happy too. Thank you!"
Recommended by96%of homeowners
Avatar for Enviropro Basement Systems
Enviropro Basement Systems
4.9(
69
)

Serving Stewartsville, NJ and surrounding areas

In business since 1997

Free estimates

Warranties offered

"To mirror another reviewer: we were also "extremely pleased with the job Enviropro did in our basement. The price was reasonable (relative to others we contacted), and the sales call was friendly without the high-pressure nonsense of some other waterproofers (*cough*midatlantic*cough*)." The company was prompt, responsive, and friendly. Mike even came out on a weekend for the estimate. The night before the installation, we had heavy rain and water appeared in a section of the basement it had never been before, so the plans were changed the morning of the work with no issues. The crew was friendly, clean, and even indulged my very curious toddler. I HIGHLY recommend EnviroPro!"
Recommended by95%of homeowners
Avatar for The Home Improvement Coach
The Home Improvement Coach
5.0(
51
)

Serving Stewartsville, NJ and surrounding areas

In business since 2009

Free estimates

Warranties offered

"Chip and the team did a fantastic job on our master bathroom! We really liked the coach approach to the project! After a consultation and some measurements we had a shopping list and some guidelines. Chip would check in from time to time and was available to answer any questions we had during the purchasing phase. We also received a project worksheet that was updated weekly via email with a summary of the project's status during the work phase. The guys were great, all skilled and a pleasure to be around. We'll definitely be contacting them for future projects!"
Recommended by100%of homeowners
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FAQs for basement remodeling projects in Stewartsville, 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 Stewartsville, NJ homeowners’ guide to basement remodelings

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