Top-rated basement remodelers.

Get matched with top basement remodelers in Bethlehem, CT

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Basement remodelers in Bethlehem

Avatar for Plow and Property Projects LLC
Plow and Property Projects LLC
5.0(
22
)

Serving Bethlehem, CT and surrounding areas

Angi Approved

Super Service Award Winner

In business since 2016

Free estimates

Emergency services offered

"Absolutely amazing. They were done in a week and turned my unfinished basement into a fully livable space!"
Remodeling - General Project
Remodeling - General Project
Remodeling - General Project
Remodeling - General Project
Framing Project

+68

Response time7 hrs
8 neighbors recently requested a quote
Recommended by95%of homeowners
Request Quote
Avatar for Owens Corning Basement Finishing System
Owens Corning Basement Finishing System
4.8(
387
)

Serving Bethlehem, CT and surrounding areas

Angi Approved

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."
Renovation in Methuen
Renovation in Methuen
Renovation in Methuen
Renovation in Methuen
Renovation in Methuen

+76

Response time1 day
114 neighbors recently requested a quote
Recommended by78%of homeowners
Request Quote
Avatar for Henrys Construction & Remodeling LLC
Henrys Construction & Remodeling LLC
4.8(
25
)

Serving Bethlehem, CT and surrounding areas

Angi Approved

In business since 2016

Free estimates

Offers commercial services

"I was very fortunate to have found Moyan at Henry's Construction & Remodeling. My condo was flooded due to a leak from the unit above. Moyan was patient while I worked through insurance. He has excellent communication and solid understanding of the home renovation process. He understands interior design and offered several valuable recommendations and suggestions that helped add some nice finishes to the project. If you have the opportunity to hire Henry's Construction & Remodeling take it, you will be very happy with the results."
Kitchen After 1 Gray
Kitchen After 2 Gray
Kitchen in progress
Kitchen before
Modern Style 2 Story Home

+25

1 neighbors recently requested a quote
Recommended by76%of homeowners
Request Quote
Avatar for Connecticut Basement Systems, Inc.
Connecticut Basement Systems, Inc.
4.7(
141
)

Serving Bethlehem, CT and surrounding areas

Angi Approved

In business since 1987

Free estimates

Warranties offered

"Chuck Stofko was very informative. Was patient in answering all my questions. Spent along time with me reviewing the process and the steps needed to waterproof my basment. I highly recommend him."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+12

15 neighbors recently requested a quote
Recommended by93%of homeowners
Request Quote
Avatar for Plow and Property Projects, LLC
Plow and Property Projects, LLC
4.8(
68
)

Serving Bethlehem, CT and surrounding areas

Angi Approved

In business since 2001

Free estimates

Warranties offered

"Roof, siding, windows, gutters, doors, and door frames were all replaced. Quality of work is excellent, my house looks amazing. Attention was paid to every detail."
Response time2 days
11 neighbors recently requested a quote
Recommended by98%of homeowners
Request Quote
Avatar for CT Home Improvement LLC
CT Home Improvement LLC
4.9(
37
)

Serving Bethlehem, CT and surrounding areas

Angi Approved

Super Service Award Winner

In business since 2005

Free estimates

Credit card accepted

"Great work moving and installating upstairs washer and dryer. Very efficient. "
Bathroom Renovation
Bathroom Renovation
Bathroom Renovation
Bathroom Renovation
Bathroom Renovation

+53

Response time2 days
Response rate89%
1 neighbors recently requested a quote
Request Quote
...
Showing 1-10 of 133
FAQs for basement remodeling projects in Bethlehem, 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 Bethlehem, CT homeowners’ guide to basement remodelings

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

See all articles