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Find Attic remodelers in Katonah

Avatar for Sentri Homes

Sentri Homes

New on HomeAdvisorNew on HomeAdvisor
Approved Pro

Sentri Homes

New on HomeAdvisorNew on HomeAdvisor
Approved Pro
1849 local quotes requested
2 years of experience

Sentri Homes is a full-service contractor delivering high-end home additions, whole-home remodels, new custom builds, luxury kitchens, structural framing, roof replacements, and every major renovation. We assign a dedicated project manager to every job, deliver meticulous craftsmanship with clear communication, and back our work with an industry-leading warranty to ensure complete peace of mind on your largest investments. Our in-house team of licensed builders and master craftsmen consistently earns 5-star reviews by turning big visions into stunning, high-value homes—when you need one trusted partner who truly does it all, we’re the proven choice.

Sentri Homes is a full-service contractor delivering high-end home additions, whole-home remodels, new custom builds, luxury kitchens, structural framing, roof replacements, and every major renovation. We assign a dedicated project manager to every job, deliver meticulous craftsmanship with clear communication, and back our work with an industry-leading warranty to ensure complete peace of mind on your largest investments. Our in-house team of licensed builders and master craftsmen consistently earns 5-star reviews by turning big visions into stunning, high-value homes—when you need one trusted partner who truly does it all, we’re the proven choice.


Nastasi William Builders Inc

No reviews yet

Nastasi William Builders Inc

No reviews yet
Free onsite estimate

For over 30 years, William Nastasi Builders, Inc. has provided home and commercial property owners with outstanding construction and general contracting throughout central New Jersey. The company's experience and quality has been rewarded with winning numerous building awards for a variety of projects. Focusing on renovations, custom homes and other new construction projects, William Nastasi Builders, Inc. offers a variety of services, including general contracting and project management. Being detail oriented and hands on is the foundation of the project oversight you will receive. We pride ourselves in completing every project on time, on budget and with no checklists. By combining experience, cost effective ideas, quality materials and workmanship you will be as satisfied with your project as were the numerous past custom home owners and clients. William Nastasi Builders, Inc. handles everything from beginning to end on your New Jersey remodeling project. Our team of remodeling pros will get your job finished to your satisfaction. We proudly serve Clinton Township, Lebanon Township, Deleware Township, Far Hills, and Flemington Licenses / Credentials - • Registered Builder - State of New Jersey • Home Improvement License - State of New Jersey • Home Improvement License - State of Pennsylvania Call us today!

For over 30 years, William Nastasi Builders, Inc. has provided home and commercial property owners with outstanding construction and general contracting throughout central New Jersey. The company's experience and quality has been rewarded with winning numerous building awards for a variety of projects. Focusing on renovations, custom homes and other new construction projects, William Nastasi Builders, Inc. offers a variety of services, including general contracting and project management. Being detail oriented and hands on is the foundation of the project oversight you will receive. We pride ourselves in completing every project on time, on budget and with no checklists. By combining experience, cost effective ideas, quality materials and workmanship you will be as satisfied with your project as were the numerous past custom home owners and clients. William Nastasi Builders, Inc. handles everything from beginning to end on your New Jersey remodeling project. Our team of remodeling pros will get your job finished to your satisfaction. We proudly serve Clinton Township, Lebanon Township, Deleware Township, Far Hills, and Flemington Licenses / Credentials - • Registered Builder - State of New Jersey • Home Improvement License - State of New Jersey • Home Improvement License - State of Pennsylvania Call us today!


Avatar for Bruni & Campisi

Bruni & Campisi

4.44(
270
)

Bruni & Campisi

4.44(
270
)
Customers say: Super punctual
46 years of experience

60+ employees. Uses subs. Cost is determined by the job. Travel charges apply. Extra charges apply for 24 hr emergency service. Also DBA: Bru-cam Inc. Westchester license #'s: 002 & 179 Connecticut license #'s: 204560 & 385574. Additional phone #: (914)269-6778, 914-517-4226, & 203-413-3163

"They were able to fix it, they did very professional , everything went fine , I was very pleased. They were professional and they were on time."

Ronald A K on February 2023

60+ employees. Uses subs. Cost is determined by the job. Travel charges apply. Extra charges apply for 24 hr emergency service. Also DBA: Bru-cam Inc. Westchester license #'s: 002 & 179 Connecticut license #'s: 204560 & 385574. Additional phone #: (914)269-6778, 914-517-4226, & 203-413-3163

"They were able to fix it, they did very professional , everything went fine , I was very pleased. They were professional and they were on time."

Ronald A K on February 2023


LP Carpentry and Electrical Services

No reviews yet

LP Carpentry and Electrical Services

No reviews yet
41 years of experience

A fully Licensed and Insured Electrician, and Home Improvement Contractor, conducting business in Westchester County, NY, for the past 29 years. A professional and skilled tradesman, with over 30 years of knowledge and experience, and with the hands on skills to do any size Home Improvement Project. Clean, neat, and reliable. Workmanship guaranteed! Serving Northern Westchester and Putnam Counties in New York. Specializing in Complete Bathroom & Kitchen Remodeling. Home Improvement Renovations and New Construction projects of any size, including Attic and Basement finishing and design. One Contractor for all of your household needs, regardless to the size or scale of the project.

A fully Licensed and Insured Electrician, and Home Improvement Contractor, conducting business in Westchester County, NY, for the past 29 years. A professional and skilled tradesman, with over 30 years of knowledge and experience, and with the hands on skills to do any size Home Improvement Project. Clean, neat, and reliable. Workmanship guaranteed! Serving Northern Westchester and Putnam Counties in New York. Specializing in Complete Bathroom & Kitchen Remodeling. Home Improvement Renovations and New Construction projects of any size, including Attic and Basement finishing and design. One Contractor for all of your household needs, regardless to the size or scale of the project.


sun|tect: architecture . design . interiors

5.00(
1
)

sun|tect: architecture . design . interiors

5.00(
1
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

If you are considering architectural, design, renovation, or interior work in the near future, our studio is available to discuss your project needs. Our studio principal is a registered, licensed architect in New York State as well as a LEED accredited professional with over nine years professional experience in commercial, residential, and retail applications. We are committed to working toward a client's goals collaboratively in order to meet program and budgetary goals while still achieving progressive design. We are a full service studio that works with you from initial conception and design drawings all the way through to construction administration and final DOB signoffs. Our flexible process allows us to provide a quality experience whatever your project's goals are.

If you are considering architectural, design, renovation, or interior work in the near future, our studio is available to discuss your project needs. Our studio principal is a registered, licensed architect in New York State as well as a LEED accredited professional with over nine years professional experience in commercial, residential, and retail applications. We are committed to working toward a client's goals collaboratively in order to meet program and budgetary goals while still achieving progressive design. We are a full service studio that works with you from initial conception and design drawings all the way through to construction administration and final DOB signoffs. Our flexible process allows us to provide a quality experience whatever your project's goals are.


Precision Tile, Marble & Stonework Inc.

5.00(
1
)

Precision Tile, Marble & Stonework Inc.

5.00(
1
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

we take full responsibility for the completion of rack project, taking care to deliver the highest standards of quality we've come to be known for. It you believe your home construction and/or home remodeling project deserves nothing but the best, choose the trusted construction and masonry experts at Precision Tile, Marble & Stonework Imc. To deliver outstanding work that perfectly suits your needs. Tha work we deliver doesn't just look good, they also provide more value for your property and sure o stand the test of time .

we take full responsibility for the completion of rack project, taking care to deliver the highest standards of quality we've come to be known for. It you believe your home construction and/or home remodeling project deserves nothing but the best, choose the trusted construction and masonry experts at Precision Tile, Marble & Stonework Imc. To deliver outstanding work that perfectly suits your needs. Tha work we deliver doesn't just look good, they also provide more value for your property and sure o stand the test of time .


S & W Painting

4.17(
6
)

S & W Painting

4.17(
6
)
Customers say: Super punctual

All-tech Carpentry Contractors, LLC

No reviews yet

All-tech Carpentry Contractors, LLC

No reviews yet
36 years of experience

Residential and commercial framing contractor. The first NAHB certified framing contractor in the United States. Winner of the NAHB's 2003 Silver Award.

Residential and commercial framing contractor. The first NAHB certified framing contractor in the United States. Winner of the NAHB's 2003 Silver Award.


United Custom Made Furniture

4.75(
4
)

United Custom Made Furniture

4.75(
4
)
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

MN Contracting Corp.

5.00(
2
)

MN Contracting Corp.

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

We are also experienced in commercial buildings. We have over 20 employees that are trained to work in a safe and clean environment.

We are also experienced in commercial buildings. We have over 20 employees that are trained to work in a safe and clean environment.

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FAQs for attic remodeling projects in Katonah, NY

A loft conversion turns your unused attic or loft into a functional living space, like a bedroom or home office. Adding walls, ceilings, lighting, and even plumbing seamlessly integrates the new room with the rest of your home. It's a practical way to expand your living area and boost your property's value.

A loft is a finished and integrated living space created by converting an attic, while an attic is an isolated, unfinished area under the roof. The loft conversion process installs proper walls, ceilings, and utilities, transforming the space into a usable room that adds value to the home. In contrast, an attic remains largely unmodified and is typically reserved for storage.

Planning permission is required for a loft conversion because the project alters the structure and must meet strict building codes. A building permit, costing between $500 and $3,000, and mechanical permits, costing between $10 and $500 each, are mandatory. This regulatory process ensures safety, adherence to design standards, and the home's overall integrity during conversion.

A loft conversion takes several weeks because the project involves multiple phases, from design to finishing. The process requires careful planning, obtaining permits, executing structural changes, installing utilities, and completing final decorative work to ensure the converted area meets building codes and the homeowner’s requirements.

Choosing an alternative project instead of a loft conversion can be advantageous when a less complex project's return on investment is higher. Homeowners may opt for improvements like upgrading doors, windows, or adding a deck because these projects demand lower overall costs and fewer structural changes. Such alternatives can enhance home value and functionality with a more streamlined process.

The Katonah, NY homeowners’ guide to attic remodelings

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