Top-rated basement remodelers.

Get matched with top basement remodelers in Bay Shore, NY

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.

Basement remodelers in Bay Shore

Avatar for Danny Construction

Danny Construction

419-23 Atlantic Ave
4.91(
11
)
•Approved Pro

Danny Construction

419-23 Atlantic Ave
4.91(
11
)
•Approved Pro
Super Service Award
Customers say: Quick response
Recommended by 90% of Angi customers
Recommended by 90% of HomeAdvisor customers
5 years of experience

We take great pride 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 start to completion of a project. order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

"Danny ripped out my old 800+ sq ft porch/deck; rebuilt/and repaired rotted railing posts. I am very satisfied with the outcome. He is a diligent worker. Showed up when he said he would and completed my project when he said he would. He is very focused on detail and takes pride in his work. I would (and have already) recommend him to others. He was a pleasure to work with."

charlene S on June 2025

We take great pride 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 start to completion of a project. order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

"Danny ripped out my old 800+ sq ft porch/deck; rebuilt/and repaired rotted railing posts. I am very satisfied with the outcome. He is a diligent worker. Showed up when he said he would and completed my project when he said he would. He is very focused on detail and takes pride in his work. I would (and have already) recommend him to others. He was a pleasure to work with."

charlene S on June 2025

Avatar for Exterior Team Home Services, Inc.

Exterior Team Home Services, Inc.

359 North Ocean Avenue Apt. 1
4.95(
22
)
•Approved Pro

Exterior Team Home Services, Inc.

359 North Ocean Avenue Apt. 1
4.95(
22
)
•Approved Pro
Customers say: Quality work
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
9 years of experience

Exterior Team Home Services, Inc takes 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 start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job. Call Exterior Team Home Services, Inc today!

"Ronald and his Team did an excellent job for a very good price. Very professional. Pointed out some things that needed attention and then took care of it. The workmanship and customer service is better than any other craftman I have ever hired. I will keep Exterior Team Home Service number available to recommend to anyone that asks if "I know someone who...." I trust Exterior Team Home and will use them in the future."

Ed S on September 2023

Exterior Team Home Services, Inc takes 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 start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job. Call Exterior Team Home Services, Inc today!

"Ronald and his Team did an excellent job for a very good price. Very professional. Pointed out some things that needed attention and then took care of it. The workmanship and customer service is better than any other craftman I have ever hired. I will keep Exterior Team Home Service number available to recommend to anyone that asks if "I know someone who...." I trust Exterior Team Home and will use them in the future."

Ed S on September 2023

Coastal Carpentry Corp.

110 Woodcut Drive
5.00(
1
)
•Approved Pro

Coastal Carpentry Corp.

110 Woodcut Drive
5.00(
1
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
7 years of experience

Coastal Carpentry Corp, 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.

"They were very easy to work with and I enjoyed their company."

Chad N on July 2021

Coastal Carpentry Corp, 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.

"They were very easy to work with and I enjoyed their company."

Chad N on July 2021

Avatar for General Construction & Preservation, Inc.

General Construction & Preservation, Inc.

16 Washington Avenue
5.00(
2
)
•Approved Pro

General Construction & Preservation, Inc.

16 Washington Avenue
5.00(
2
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
7 years of experience

General Construction & Preservation, Inc., is a premiere full service general contractor that operates out of Brentwood, NY. We work closely with Architects and Engineers to create a one of a kind finished product. We pride ourselves on high quality work and precise attention to details. Call today!

"he's great with customers: listens and delivers to the best of their abilities."

Regine L on January 2019

General Construction & Preservation, Inc., is a premiere full service general contractor that operates out of Brentwood, NY. We work closely with Architects and Engineers to create a one of a kind finished product. We pride ourselves on high quality work and precise attention to details. Call today!

"he's great with customers: listens and delivers to the best of their abilities."

Regine L on January 2019

Kiwi Restorations, LLC

194 Mill Road
5.00(
2
)
•Approved Pro

Kiwi Restorations, LLC

194 Mill Road
5.00(
2
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
2 years of experience

We are 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.

"Shane and his crew were fantastic. From our first meeting through completion the renovation was seamless. Great attention to detail, neat, clean and respectful of my house. Finished on time and on budget. Highly recommended."

Mark K on February 2024

We are 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.

"Shane and his crew were fantastic. From our first meeting through completion the renovation was seamless. Great attention to detail, neat, clean and respectful of my house. Finished on time and on budget. Highly recommended."

Mark K on February 2024

Avatar for Premier Builders & Construction

Premier Builders & Construction

116 St. Marks Place
5.00(
4
)
•Approved Pro

Premier Builders & Construction

116 St. Marks Place
5.00(
4
)
•Approved Pro
Customers say: Quick response
4 years of experience
Free onsite estimate

We pride our company on reliability, great communication, integrity, and quality work. We believe in giving our absolute best in all of our projects, no matter how big or small. You will find us to be competitively priced, with close attention to the details of each and every project. We are experts in our trade and will always keep you educated on your particular task or project. We look forward to earning your business, so please ask us for references.

"Premier Builders was trustworthy and a pleasure to work with. A+ job. Would recommend to anyone remodeling their home."

Mike V on October 2022

We pride our company on reliability, great communication, integrity, and quality work. We believe in giving our absolute best in all of our projects, no matter how big or small. You will find us to be competitively priced, with close attention to the details of each and every project. We are experts in our trade and will always keep you educated on your particular task or project. We look forward to earning your business, so please ask us for references.

"Premier Builders was trustworthy and a pleasure to work with. A+ job. Would recommend to anyone remodeling their home."

Mike V on October 2022

Avatar for Granville House Victorians L.L.C.

Granville House Victorians L.L.C.

16 Riverdale Ave
5.00(
1
)
•Approved Pro

Granville House Victorians L.L.C.

16 Riverdale Ave
5.00(
1
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
20 years of experience

The linkedin site will tell our Story. Clients will take advantage of Granville's in house Design capabilities with CAD. see granvillevictorians.com for examples of our work

"Granville House Victorians L.L.C. is extremely skilled and professional. My Victorian style house came out better than I could have dreamed. Granville took care of everything and they are extremely knowledgeable in what they do."

Jonathan P on January 2023

The linkedin site will tell our Story. Clients will take advantage of Granville's in house Design capabilities with CAD. see granvillevictorians.com for examples of our work

"Granville House Victorians L.L.C. is extremely skilled and professional. My Victorian style house came out better than I could have dreamed. Granville took care of everything and they are extremely knowledgeable in what they do."

Jonathan P on January 2023

The OCD Painter

17 Lime Tree Drive
5.00(
3
)
•Approved Pro

The OCD Painter

17 Lime Tree Drive
5.00(
3
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
5 years of experience

The OCD Painter is a locally owned and operated company that values honesty and integrity in all aspects of our business. Our dedicated team of professionals have several years of hands on experience to provide innovative ideas and suggestions tailored to your projects. Our services are customized to your individual needs, paying close attention to the details of each project that we are involved with. Please feel free to contact us today!

"Very professional and courteous. Pays attention to detail and does not rush the work. Great quality painting and service."

Alfonso G on July 2021

The OCD Painter is a locally owned and operated company that values honesty and integrity in all aspects of our business. Our dedicated team of professionals have several years of hands on experience to provide innovative ideas and suggestions tailored to your projects. Our services are customized to your individual needs, paying close attention to the details of each project that we are involved with. Please feel free to contact us today!

"Very professional and courteous. Pays attention to detail and does not rush the work. Great quality painting and service."

Alfonso G on July 2021

Avatar for Unique Interior Finishes

Unique Interior Finishes

199 Seneca Street
4.77(
31
)
•Approved Pro

Unique Interior Finishes

199 Seneca Street
4.77(
31
)
•Approved Pro
Customers say: True professional
12 local quotes requested
25 years of experience

Unique Interior Finishes, a licensed contractor, is your premier business for all your residential basement remodel needs servicing Nassau and Suffolk counties. With more than 15 years of experience, we pride ourselves on the quality of workmanship we provide to our customers. Please give us a call today! License #53390-H

"Bob did an absolutely fantastic job. The man was a professional from beginning to end of the project . He had a vision and he made it happen . My basement has been transformed top to bottom and I could not be happier with the work . Bob gave a fair price and finished the project incredibly fast . I would highly recommend him to anyone looking to do a project in their home . My basement could not look any better "

Vince V on June 2025

Unique Interior Finishes, a licensed contractor, is your premier business for all your residential basement remodel needs servicing Nassau and Suffolk counties. With more than 15 years of experience, we pride ourselves on the quality of workmanship we provide to our customers. Please give us a call today! License #53390-H

"Bob did an absolutely fantastic job. The man was a professional from beginning to end of the project . He had a vision and he made it happen . My basement has been transformed top to bottom and I could not be happier with the work . Bob gave a fair price and finished the project incredibly fast . I would highly recommend him to anyone looking to do a project in their home . My basement could not look any better "

Vince V on June 2025

Avatar for F3 Construction Corp

F3 Construction Corp

290 Earle St
5.00(
5
)
•Approved Pro

F3 Construction Corp

290 Earle St
5.00(
5
)
•Approved Pro
25 years of experience
Free onsite estimate

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 start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

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 start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer in a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

...
Showing 1-10 of 985
FAQs for basement remodeling projects in Bay Shore, NY

While the terms remodeling, renovating, and finishing are often used interchangeably, there are some differences. Remodeling your basement transforms the space by changing its layout, adding new features, or altering its function. Renovating restores the existing space to like-new condition without major structural changes. Finishing converts an unfinished basement into a livable area with walls, ceilings, and flooring.

A full basement remodel typically takes two to six weeks, depending on the project's complexity and any unforeseen challenges. Factors like design changes, permitting, and material availability can affect the timeline, as well as the availability of the contractors you’re working with. Remember that the bigger the project, the longer it will take to complete.

Remodeling your basement is not just about gaining extra space—it's a savvy investment. You can expect around a 70% return on investment (ROI), comparable to other major home improvements like kitchen or bathroom remodels. Adding functional living space boosts your home's value and appeals to potential buyers. Plus, converting your basement into a rental apartment could provide additional income, increasing your return even more.

The Bay Shore, NY 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
  • A renovated kitchen with a waterfall island

    HomeAdvisor’s DIY Kitchen Remodel Cost Guide looks at the cost of buying supplies and doing the work yourself. Find the key cost factors and how to cut expenses.

  • Secret room within bookcase

    HomeAdvisor's expert guide walks you through the cost to build a secret room, whether you're creating a safe room for security or a fun space to fulfil your childhood fantasies. Use this guide to help plan your secret room project and explore room, concea

  • outdoor patio bar

    Explore the cost to build a bar in your home and learn how materials, wet vs. dry bars, and labor costs influence the total price of your project.