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Find Basement remodelers in New Haven

Avatar for Belinquete

Belinquete

5.00(
3
)
Approved Pro

Belinquete

5.00(
3
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
30 local quotes requested

Belinquete is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business

"David and his crew were on time , professional, and affordable. The work was beautiful and they cleaned up beyond my expectations. I would definitely hire them again!"

Jarred M on October 2024

Belinquete is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business

"David and his crew were on time , professional, and affordable. The work was beautiful and they cleaned up beyond my expectations. I would definitely hire them again!"

Jarred M on October 2024


Avatar for H & A HOME IMPROVEMENT LLC

H & A HOME IMPROVEMENT LLC

5.00(
5
)
Approved Pro

H & A HOME IMPROVEMENT LLC

5.00(
5
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
26 years of experience

At H & A HOME IMPROVEMENT LLC, we pride our company on reliability, great communication, integrity, and quality work. We strongly believe in giving our absolute best in all the work we perform. We are experts and will always keep you educated about the work process. We look forward to earning your business.

"Was an overall good experience. Howard's expertise, skill and knowledge is unmatched. He was professional and his prices were reasonable. I would definitely recommend him for excellent affordable carpentry."

Shauntal E on April 2024

At H & A HOME IMPROVEMENT LLC, we pride our company on reliability, great communication, integrity, and quality work. We strongly believe in giving our absolute best in all the work we perform. We are experts and will always keep you educated about the work process. We look forward to earning your business.

"Was an overall good experience. Howard's expertise, skill and knowledge is unmatched. He was professional and his prices were reasonable. I would definitely recommend him for excellent affordable carpentry."

Shauntal E on April 2024


Avatar for JR General Contractor, LLC

JR General Contractor, LLC

4.83(
15
)
Approved Pro

JR General Contractor, LLC

4.83(
15
)
Approved Pro
Customers say: Quick response
16 years of experience
Free onsite estimate

JR General Contractor LLC, is committed to excellence every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.

"Yes they did an excellent job"

Louise R on May 2025

JR General Contractor LLC, is committed to excellence every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business.

"Yes they did an excellent job"

Louise R on May 2025


Madonna Property Management

5.00(
1
)
Approved Pro

Madonna Property Management

5.00(
1
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
14 years of experience

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction, from the start to the completion of a project.

"Steve and the crew did an excellent job on our retaining wall. Finished in a day and a half. Quality work, cleared stones from the grass. Raked the top soil. Highly recommend them!"

Beth B on July 2024

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction, from the start to the completion of a project.

"Steve and the crew did an excellent job on our retaining wall. Finished in a day and a half. Quality work, cleared stones from the grass. Raked the top soil. Highly recommend them!"

Beth B on July 2024


Avatar for HM Construction & Painting

HM Construction & Painting

4.76(
138
)
Approved Pro

HM Construction & Painting

4.76(
138
)
Approved Pro
Customers say: Super punctual
Recommended by 90% of Angi customers
Recommended by 90% of HomeAdvisor customers
14 local quotes requested

HM Construction and Painting was founded in 1990 to provide customers with the most incredible home remodeling and renovating services in Fairfield County. We Provide Architectural and Structural Drawing Design Services. We provide general contractor services to both residential and commercial customers. Above all, our goal is to give you an extraordinary standard of excellence, quality, and professionalism each and every time you hire us. We know that referrals run businesses, so we strive to give you the best experience possible. From painting to carpentry home repair and from roofing to flooring, there is very little we can’t do! We specialize in bringing homeowners’ dreams to life. Whether you’re making a few cosmetic changes or you’re gutting a room and starting over, we are fully equipped to take your project on. We proudly provide service to Greenwich, CT and Darien, CT, as well as the surrounding areas! Ready to get started? Take a look at our Services page to see what we can offer you. Don’t forget, we offer free estimates at your convenience, so feel free to contact us at any time for an estimate.

"Used HM Construction for many projects inside home. They did a fantastic job on all projects. Completed remodels with doors, fabrication, cabinets, tile, closets and accent designs around home. Fair pricing. Great communication. Professional and polite crew. Clean and respectful of home. Highly recommend."

Cory M on February 2026

HM Construction and Painting was founded in 1990 to provide customers with the most incredible home remodeling and renovating services in Fairfield County. We Provide Architectural and Structural Drawing Design Services. We provide general contractor services to both residential and commercial customers. Above all, our goal is to give you an extraordinary standard of excellence, quality, and professionalism each and every time you hire us. We know that referrals run businesses, so we strive to give you the best experience possible. From painting to carpentry home repair and from roofing to flooring, there is very little we can’t do! We specialize in bringing homeowners’ dreams to life. Whether you’re making a few cosmetic changes or you’re gutting a room and starting over, we are fully equipped to take your project on. We proudly provide service to Greenwich, CT and Darien, CT, as well as the surrounding areas! Ready to get started? Take a look at our Services page to see what we can offer you. Don’t forget, we offer free estimates at your convenience, so feel free to contact us at any time for an estimate.

"Used HM Construction for many projects inside home. They did a fantastic job on all projects. Completed remodels with doors, fabrication, cabinets, tile, closets and accent designs around home. Fair pricing. Great communication. Professional and polite crew. Clean and respectful of home. Highly recommend."

Cory M on February 2026


C&C Quality Home Improvements

3.55(
142
)
Approved Pro

C&C Quality Home Improvements

3.55(
142
)
Approved Pro
Customers say: Quality work
23 years of experience
Free onsite estimate

We are an interior renovations company. We have been in business for over 15 years. We have a strong focus on the quality of our work and strive to make each and every customer happy.

We are an interior renovations company. We have been in business for over 15 years. We have a strong focus on the quality of our work and strive to make each and every customer happy.


Avatar for Riccio Construction

Riccio Construction

5.00(
4
)
Approved Pro

Riccio Construction

5.00(
4
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
16 local quotes requested

At Riccio Construction we pride our company on reliability, great communication, integrity, and quality work. We strongly believe in giving our absolute best in all the work we perform. We are experts and will always keep you educated about the work process. We look forward to earning your business.

"Paul was quick to come out and give me an estimate,came and did the job of removing and replacing all the rake and facia boards with azek and installed new gutters. The job was done neatly and quickly. Definitely a professional job and would recommend him."

Karl R on September 2017

At Riccio Construction we pride our company on reliability, great communication, integrity, and quality work. We strongly believe in giving our absolute best in all the work we perform. We are experts and will always keep you educated about the work process. We look forward to earning your business.

"Paul was quick to come out and give me an estimate,came and did the job of removing and replacing all the rake and facia boards with azek and installed new gutters. The job was done neatly and quickly. Definitely a professional job and would recommend him."

Karl R on September 2017


Avatar for Custom Build and Remodeling, LLC

Custom Build and Remodeling, LLC

5.00(
7
)
Approved Pro

Custom Build and Remodeling, LLC

5.00(
7
)
Approved Pro
Super Service Award
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
20 local quotes requested

We are dedicated to providing our clients with the very best in excavation and building site services. We specialize in residential and commercial services and take pride in the attention to detail put into each of the projects we're involved with. We're known for our quality work and the integrity of our business. We look forward to building long-term relationships with our clients, and guarantee your satisfaction.

"We had a fantastic experience remodeling many aspects of our house: basement, attic, as well as electrical and plumbing. They went above and beyond with everything. Very trustworthy; the project was completed within budget and on time. A truly smooth experience. I would strongly recommend this contractor to everyone!"

Rebecca M on July 2025

We are dedicated to providing our clients with the very best in excavation and building site services. We specialize in residential and commercial services and take pride in the attention to detail put into each of the projects we're involved with. We're known for our quality work and the integrity of our business. We look forward to building long-term relationships with our clients, and guarantee your satisfaction.

"We had a fantastic experience remodeling many aspects of our house: basement, attic, as well as electrical and plumbing. They went above and beyond with everything. Very trustworthy; the project was completed within budget and on time. A truly smooth experience. I would strongly recommend this contractor to everyone!"

Rebecca M on July 2025


Cal Construction Services LLC

New on HomeAdvisorNew on HomeAdvisor
Approved Pro

Cal Construction Services LLC

New on HomeAdvisorNew on HomeAdvisor
Approved Pro
26 years of experience
Free onsite estimate

We've built an excellent reputation for customer satisfaction by providing quick estimates, a great attention to detail, and competitive pricing. Being a screened and approved professional gives you the peace of mind you need to allow us to give your home the attention it deserves. Call us today and let's get started!

We've built an excellent reputation for customer satisfaction by providing quick estimates, a great attention to detail, and competitive pricing. Being a screened and approved professional gives you the peace of mind you need to allow us to give your home the attention it deserves. Call us today and let's get started!


Avatar for 203 Building & Remodeling

203 Building & Remodeling

5.00(
20
)
Approved Pro

203 Building & Remodeling

5.00(
20
)
Approved Pro
Customers say: Quality work
35 years of experience
Free onsite estimate

As a home improvement contractor and home remodeling contractor, we rely on quality performance and customer satisfaction. Our work is made to withstand the test of time and live up to your expectations. Call us for info on starting your addition project, deck building, insurance repairs, and a wide variety of projects including new homes. We are Fairfield County's premier contracting company with over 35 years of experience in providing excellence in commercial and residential building. We have worked on a wide variety of commercial projects like Bethel High School Sports Pavilion ,Dodgingtown Fire Department and St. Margaret's Church in Brookfield, CT, plus 100s of residential remodels. Our magnitude of improvement projects shows that at 203 Building & Remodeling, we offer quality craftsmanship at fair prices. Servicing Fairfield county since 1987

"FJS was hired after a comparison of the quality of his work compared to reasonable pricing. Timeliness was never a problem in that his crew showed up every morning and the project was never delayed . Quotes were all written and unforeseen work was handled in a professional way They will be my first call on future projects"

michael g on February 2026

As a home improvement contractor and home remodeling contractor, we rely on quality performance and customer satisfaction. Our work is made to withstand the test of time and live up to your expectations. Call us for info on starting your addition project, deck building, insurance repairs, and a wide variety of projects including new homes. We are Fairfield County's premier contracting company with over 35 years of experience in providing excellence in commercial and residential building. We have worked on a wide variety of commercial projects like Bethel High School Sports Pavilion ,Dodgingtown Fire Department and St. Margaret's Church in Brookfield, CT, plus 100s of residential remodels. Our magnitude of improvement projects shows that at 203 Building & Remodeling, we offer quality craftsmanship at fair prices. Servicing Fairfield county since 1987

"FJS was hired after a comparison of the quality of his work compared to reasonable pricing. Timeliness was never a problem in that his crew showed up every morning and the project was never delayed . Quotes were all written and unforeseen work was handled in a professional way They will be my first call on future projects"

michael g on February 2026

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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.