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Find Basement remodelers in Manhasset

Avatar for KM Construction

KM Construction

5.00(
9
)
Approved Pro

KM Construction

5.00(
9
)
Approved Pro
Customers say: Quick response
16 years of experience
Free onsite estimate

KM Construction is a locally/owner run and operated company with over 10 years industry experience. We have been providing quality remodling and painting services to the Tri State area. As a locally owned and operated company we take personal pride in supporting the local community. With experience in both interior and exterior projects. we listen and work closely with our customers to ensure we understand your specific requirements. Our results turn your vision into a reality.

"They were very reasonably priced and their work was above par."

Michele R on August 2024

KM Construction is a locally/owner run and operated company with over 10 years industry experience. We have been providing quality remodling and painting services to the Tri State area. As a locally owned and operated company we take personal pride in supporting the local community. With experience in both interior and exterior projects. we listen and work closely with our customers to ensure we understand your specific requirements. Our results turn your vision into a reality.

"They were very reasonably priced and their work was above par."

Michele R on August 2024


Avatar for Elite Tech Remodeling

Elite Tech Remodeling

4.67(
154
)
Approved Pro

Elite Tech Remodeling

4.67(
154
)
Approved Pro
Customers say: Quick response
Recommended by 91% of Angi customers
Recommended by 91% of HomeAdvisor customers
27 years of experience

WHY HIRE US? We are an established, NYC/NJ based, experienced and verifiable business with over 250 verified reviews. We are your guests and we value your "castle” at all times. Zero-hassle hiring for separate trades for your project- we've got it all covered so you can maintain your busy lifestyle! Our competent team understands the time and its value. We use modern technologies for project planning, design and project management. Honesty and respect are our core values. Our standard is magnificence at all levels. We have a true passion for what we do and create. Let's Create Together! Watch Our Company Video https://youtu.be/JpnK27qrXss

"Amazing experience!!! The entire crew was pinnacle of professionalism. The workers were knowledgeable, skilled and punctual. At every step of our remodel, Elite helped with design decisions, material choices and fixtures. The work was performed on time, very cleanly and within budget. Highly recommend Elite and will definitely hire them again for future projects."

Eugene S on December 2024

WHY HIRE US? We are an established, NYC/NJ based, experienced and verifiable business with over 250 verified reviews. We are your guests and we value your "castle” at all times. Zero-hassle hiring for separate trades for your project- we've got it all covered so you can maintain your busy lifestyle! Our competent team understands the time and its value. We use modern technologies for project planning, design and project management. Honesty and respect are our core values. Our standard is magnificence at all levels. We have a true passion for what we do and create. Let's Create Together! Watch Our Company Video https://youtu.be/JpnK27qrXss

"Amazing experience!!! The entire crew was pinnacle of professionalism. The workers were knowledgeable, skilled and punctual. At every step of our remodel, Elite helped with design decisions, material choices and fixtures. The work was performed on time, very cleanly and within budget. Highly recommend Elite and will definitely hire them again for future projects."

Eugene S on December 2024


Diverse Repairs, Inc.

4.67(
3
)
Approved Pro

Diverse Repairs, Inc.

4.67(
3
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
18 years of experience

Diverse Repairs, is your number one remodeling/building source in Nassau County. Whether doing a basement or a bathroom, we take the utmost pride in the work we do, as customer satisfaction is our number one priority. We look forward to working with you.

"Highly professional, beautiful workmanship, always on time, a pleasure to work with and the cost of the renovation was reasonable. The basement looks fantastic!! Would highly recommend Edward and his team!!!"

Joanna T on July 2018

Diverse Repairs, is your number one remodeling/building source in Nassau County. Whether doing a basement or a bathroom, we take the utmost pride in the work we do, as customer satisfaction is our number one priority. We look forward to working with you.

"Highly professional, beautiful workmanship, always on time, a pleasure to work with and the cost of the renovation was reasonable. The basement looks fantastic!! Would highly recommend Edward and his team!!!"

Joanna T on July 2018


Atlantic Shore Builders & Developers

5.00(
3
)
Approved Pro

Atlantic Shore Builders & Developers

5.00(
3
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
34 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. We are watchful of our customer's interests and make their concerns the basis of our business. Give us a call for a quote today!

"Friendly, low price, and best of all the painter, Francisco, is a REAL professional who’s not about doing a slipshod job and leaving. He took as many days as he needed at a flat rate and ensured the job was top quality."

Alexander M on October 2021

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. We are watchful of our customer's interests and make their concerns the basis of our business. Give us a call for a quote today!

"Friendly, low price, and best of all the painter, Francisco, is a REAL professional who’s not about doing a slipshod job and leaving. He took as many days as he needed at a flat rate and ensured the job was top quality."

Alexander M on October 2021


Avatar for Exterior Team Home Services, Inc.

Exterior Team Home Services, Inc.

4.95(
22
)
Approved Pro

Exterior Team Home Services, Inc.

4.95(
22
)
Approved Pro
Customers say: Quality work
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
10 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


Avatar for Basic Basement Co

Basic Basement Co

4.88(
304
)
Approved Pro

Basic Basement Co

4.88(
304
)
Approved Pro
Super Service Award
Customers say: Quick response
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
19 years of experience

With over 40 years combined experience, we provide complete Basement remodeling and finishing services with Free estimates and no-nonsense pricing. We will give you the Basement you've always wanted by transforming your previously unfinished Basement into a usable and comfortable living area you can be proud of. We are known for constant communication and on-site project management.

"Absolutely amazing experience. SO EFFICIENT, always on time, GREAT value, unbelievable communication, and tremendous transparency. The contractors were so GREAT at what they do, and were clean and always on time. No hidden costs or expense (which you deal with with MOST contractors). This is not the best contracting company I have worked with, this is the BEST COMPANY I have ever worked with."

Adam G on January 2026

With over 40 years combined experience, we provide complete Basement remodeling and finishing services with Free estimates and no-nonsense pricing. We will give you the Basement you've always wanted by transforming your previously unfinished Basement into a usable and comfortable living area you can be proud of. We are known for constant communication and on-site project management.

"Absolutely amazing experience. SO EFFICIENT, always on time, GREAT value, unbelievable communication, and tremendous transparency. The contractors were so GREAT at what they do, and were clean and always on time. No hidden costs or expense (which you deal with with MOST contractors). This is not the best contracting company I have worked with, this is the BEST COMPANY I have ever worked with."

Adam G on January 2026


Avatar for AQ CONSTRUCTION CORP.

AQ CONSTRUCTION CORP.

5.00(
6
)
Approved Pro

AQ CONSTRUCTION CORP.

5.00(
6
)
Approved Pro
27 years of experience
Free onsite estimate

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!

"Excellent and prompt contractor. He never disappoints. To make the customer satisfied and happy is his main desire. Creates only the best of work as far as quality and longevity is concerned. Will always recommend him."

Ebby A on July 2025

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!

"Excellent and prompt contractor. He never disappoints. To make the customer satisfied and happy is his main desire. Creates only the best of work as far as quality and longevity is concerned. Will always recommend him."

Ebby A on July 2025


Avatar for Raza & Sons Construction, Inc.

Raza & Sons Construction, Inc.

5.00(
2
)
Approved Pro

Raza & Sons Construction, Inc.

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

Platinum Construction is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and responsibility in all of our jobs. We are a locally owned and operated business with more than 6 years of experience serving Brooklyn, NY and surrounding areas. There is no job too big, or too small for our team. Call today and let us put our experience to work for you!

"Excellent, professional, reliable"

Shah N on June 2024

Platinum Construction is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty and responsibility in all of our jobs. We are a locally owned and operated business with more than 6 years of experience serving Brooklyn, NY and surrounding areas. There is no job too big, or too small for our team. Call today and let us put our experience to work for you!

"Excellent, professional, reliable"

Shah N on June 2024


Alpha Construct

5.00(
2
)
Approved Pro

Alpha Construct

5.00(
2
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
26 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 ess

"Very professional and easy to work with!"

Lamar P on July 2023

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 ess

"Very professional and easy to work with!"

Lamar P on July 2023


Avatar for Premier Builders & Construction

Premier Builders & Construction

5.00(
4
)
Approved Pro

Premier Builders & Construction

5.00(
4
)
Approved Pro
Customers say: Quick response
5 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

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FAQs for basement remodeling projects in Manhasset, NY

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 Manhasset, NY homeowners’ guide to basement remodelings

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