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Find Basement remodelers in New Haven

Avatar for Dynamic Basements Plus
Dynamic Basements Plus
5.0(
61
)

Serving New Haven, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2014

Free estimates

Warranties offered

"Dynamic basements did an outstanding job remodeling my basement. They installed premium flooring, updated the kitchenette with a full sink, dishwasher and countertops. They created a brand new, full bathroom from a cement basement storage area. While I had a general idea of how I wanted things laid out, Chris was invaluable in suggesting improvements while being mindful of my budget. Everyone who sees it, is impressed with the quality of work in the remodel. If you're considering any kind of a basement improvement, I highly recommend you contact Dynamic Basements Plus"
Remodeling - General Project
Remodeling - General Project
Remodeling - General Project
Remodeling - General Project
Remodeling - General Project

+54

Response time1 day
1 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Connecticut Basement Systems, Inc.
Connecticut Basement Systems, Inc.
4.7(
317
)

Serving New Haven, CT and surrounding areas

Approved

In business since 1987

Free estimates

Warranties offered

"Very well done job! Service technicians were knowledgeable and professional, thorough and efficient, kind and polite. I highly recommend the company for basement service."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+12

15 neighbors recently requested a quote
Recommended by91%of homeowners
Avatar for Connecticut Basement Systems, Inc.
Connecticut Basement Systems, Inc.
4.7(
176
)

Serving New Haven, CT and surrounding areas

Approved

In business since 1987

Free estimates

Warranties offered

"the product was excellently done. I am a contractor and I needed the job done quickly to get it on the market. they finished it in one day and left the cellar cleaner than when they came.arrtco llc James stablein project manager t t"
Finished basement in CT
Basement Finishing in CT
Basement Finishing in CT
Basement Finishing in CT
Basement Finishing in CT

+13

Response time10 hrs
153 neighbors recently requested a quote
Recommended by90%of homeowners
Avatar for Plow and Property Projects LLC
Plow and Property Projects LLC
5.0(
22
)

Serving New Haven, CT and surrounding areas

Approved

Super Service Award Winner

In business since 2016

Free estimates

Emergency services offered

"I wanted to do an egress window in the basement, and as I do with all my projects I look for the person whom I could easily talk to and who is informative and with good communication. Wesley with PPP was the right fit. Competitive pricing that includes not only a good finished job, BUT also in progress photos/videos, which is used for his instagram page, and a clean worksite ! Definitely worth the call and getting an opinion or plans finished !!"
Remodeling - General Project
Remodeling - General Project
Remodeling - General Project
Remodeling - General Project
Framing Project

+68

Response time7 hrs
9 neighbors recently requested a quote
Recommended by95%of homeowners
Avatar for Everything Under The Roof LLC
Everything Under The Roof LLC
4.9(
37
)

Serving New Haven, CT and surrounding areas

Approved

In business since 2006

Free estimates

Customers say: Quality work

"My wife and I needed to finish our basement to accommodate our growing kids. We had an excellent experience with Everything Under The Roof. They really listened to what we wanted to build and everything was done well, on-time, and on-budget. One thing I particularly appreciated is that the owner was onsite doing the work, and not simply sending a team of workers. We'll definitely be using Everything Under The Roof for any future projects. "
hickory kitchen
master bath
Maple kitchen
double vanity
walk-in shower with bench

+4

Response time2 days
Recommended by91%of homeowners
Avatar for Elite Remodeling Services, LLC
Elite Remodeling Services, LLC
5.0(
10
)

Serving New Haven, CT and surrounding areas

Approved

In business since 2017

Free estimates

Warranties offered

"Mike responded very quickly to my request, came out the same day, and provided an estimate that was reasonable and that addressed the issue directly and in the smallest way possible. He was able to schedule me quite quickly, and the work was completed right on-time. The crew was courteous and quick, everything was cleaned up perfectly, and most importantly the roof and rafters look great and are no longer leaking. Communication was proactive and clear throughout"
Kitchen Remodel
Shower
Vanity
Title Detail
Final Photo

+2

8 neighbors recently requested a quote
Recommended by50%of homeowners
Avatar for Jermaine C Home Improvement, LLC
Jermaine C Home Improvement, LLC
4.7(
24
)

Serving New Haven, CT and surrounding areas

Approved

In business since 2021

Free estimates

Emergency services offered

"It was great! Jermaine was very professional and super informative. He taught as he went along and cleaned up after himself every step of the way! Will definitely be hiring him again!! Trust Jermaine with your household needs!"
Old Kitchen
Before repair
Cement board installation
Old roof ripped off and being prepared for new material
Repaired Old Deck

+17

Response time8 hrs
Response rate99%
7 neighbors recently requested a quote
...
Showing 1-10 of 489
FAQs for basement remodeling projects in New Haven, CT

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 New Haven, CT homeowners’ guide to basement remodelings

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