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Second story addition builders in Nassau
We specialize in Bathroom and Kitchen Remodeling services. We have industry experience since the early 2000's and are fully insured. We can remodel your bathroom in as little as one day! ! We offer a diverse range of services tailored to meet the unique needs of every customer. We take a personalized approach to each project. We work closely with our clients to understand their vision, preferences, and budgetary requirements. We strive to exceed expectations by delivering exceptional service, great quality work, and professionalism on every job. Read more below on all the services we offer and contact us with any questions or to schedule a free estimate today!
"Extremely pleased with this firm. Very professional and the end result was just what we wanted. His team did our 1/2 bath remodel in a matter of a few days & were polite, respectful & easy to work with. We had some minor glitches in the end but Anthony ended up working with us & carried through with a smile, a wonderful attitude & I couldn’t be more pleased. The person who did the taping & painting was exceptional...very quick, meticulous & efficient with great attention to detail. And, as a plus, their clean up once the job was completed was second to none! You will not go wrong hiring this firm.."
Cathy B on May 2025
We specialize in Bathroom and Kitchen Remodeling services. We have industry experience since the early 2000's and are fully insured. We can remodel your bathroom in as little as one day! ! We offer a diverse range of services tailored to meet the unique needs of every customer. We take a personalized approach to each project. We work closely with our clients to understand their vision, preferences, and budgetary requirements. We strive to exceed expectations by delivering exceptional service, great quality work, and professionalism on every job. Read more below on all the services we offer and contact us with any questions or to schedule a free estimate today!
"Extremely pleased with this firm. Very professional and the end result was just what we wanted. His team did our 1/2 bath remodel in a matter of a few days & were polite, respectful & easy to work with. We had some minor glitches in the end but Anthony ended up working with us & carried through with a smile, a wonderful attitude & I couldn’t be more pleased. The person who did the taping & painting was exceptional...very quick, meticulous & efficient with great attention to detail. And, as a plus, their clean up once the job was completed was second to none! You will not go wrong hiring this firm.."
Cathy B on May 2025
Family owned business that can handle all your Remodeling - General - Remodeling - Kitchen & Bathroom - Carpentry- Painting- Flooring - Tile -
"The media wall came out exactly the way I wanted it. Armando is very professional and meticulous with his work. His daily progress was very impressive. Looking forward to hiring him for my next project."
alan p on March 2025
Family owned business that can handle all your Remodeling - General - Remodeling - Kitchen & Bathroom - Carpentry- Painting- Flooring - Tile -
"The media wall came out exactly the way I wanted it. Armando is very professional and meticulous with his work. His daily progress was very impressive. Looking forward to hiring him for my next project."
alan p on March 2025
Wagner Construction is family owned and operated business that has been servicing the Long Island Community for over 35 years strong. We offer nothing but the best in quality and services for all of our customers and employees. We strive to be the best in the industry and our happy and well serviced customers seem to reinforce our business model. Thank you to all our existing customers and to our potential new ones, we hope to see you soon as well.
"Well. The roofers were very neat, quick, and efficient. They assisted in clearing the roof of plant containers and other items. Everything was left in tidy order."
Louise m on May 2024
Wagner Construction is family owned and operated business that has been servicing the Long Island Community for over 35 years strong. We offer nothing but the best in quality and services for all of our customers and employees. We strive to be the best in the industry and our happy and well serviced customers seem to reinforce our business model. Thank you to all our existing customers and to our potential new ones, we hope to see you soon as well.
"Well. The roofers were very neat, quick, and efficient. They assisted in clearing the roof of plant containers and other items. Everything was left in tidy order."
Louise m on May 2024
M Johnson Contracting is a locally owned company specializing in remodels, additions, and custom builds to make your dream home a reality. Whatever the project, M Johnson Contracting has the skills, equipment, and experience to bring your dreams to life. Our passion is revitalizing tired spaces, restoring original beauty, and helping you fall in love with your home again.
"What started as a deck rebuild turned into a three season room addition. Matt and his crew were easy to work with, offered some great suggestions to us, and the finished room is more than we hoped for! We loved his suggestion of putting pine on the vaulted ceiling, and the finish work at the bottom on the outside looks great. Matt took care to match our 20 year old siding, and finish the windows and doors to exactly match the others on the house."
Sarah C on February 2023
M Johnson Contracting is a locally owned company specializing in remodels, additions, and custom builds to make your dream home a reality. Whatever the project, M Johnson Contracting has the skills, equipment, and experience to bring your dreams to life. Our passion is revitalizing tired spaces, restoring original beauty, and helping you fall in love with your home again.
"What started as a deck rebuild turned into a three season room addition. Matt and his crew were easy to work with, offered some great suggestions to us, and the finished room is more than we hoped for! We loved his suggestion of putting pine on the vaulted ceiling, and the finish work at the bottom on the outside looks great. Matt took care to match our 20 year old siding, and finish the windows and doors to exactly match the others on the house."
Sarah C on February 2023
We cover all aspects of residential and commercial remodeling as well as new construction projects. Fully insured with free on site and mobile estimates.
"It is a great company and provide a good service. I will use them again."
MILTON L on March 2022
We cover all aspects of residential and commercial remodeling as well as new construction projects. Fully insured with free on site and mobile estimates.
"It is a great company and provide a good service. I will use them again."
MILTON L on March 2022
A.C.C. is a family-owned full service residential remodeling corporation. We take pride in our dependability and ensuring that you can count on us to complete the job in a timely manner... Because building your dream home, shouldn’t have to be a nightmare. At present we are specializing in residential remodeling and home improvements. A.C.C. is fully insured and MBE Certified.
"RUN. Con-artists. We paid them $76,000, they completed $60,000 worth of work per THEIR itemized invoice, did not properly secure the site leading to $5000 of water damage to my existing house that they did not repair, shoddy work and crooked doorways and windows that had to be redone by another contractor, did not pay the foundation guy in full, did not pay the lumber company leaving us with mechanic’s liens on our house that we had to prove we paid ACC and it was THEM not paying their bills… I could go on. They take no accountability for their actions and ignore all forms of communication. I hope they NEVER get the chance to screw over another family again."
Audra E on March 2025
A.C.C. is a family-owned full service residential remodeling corporation. We take pride in our dependability and ensuring that you can count on us to complete the job in a timely manner... Because building your dream home, shouldn’t have to be a nightmare. At present we are specializing in residential remodeling and home improvements. A.C.C. is fully insured and MBE Certified.
"RUN. Con-artists. We paid them $76,000, they completed $60,000 worth of work per THEIR itemized invoice, did not properly secure the site leading to $5000 of water damage to my existing house that they did not repair, shoddy work and crooked doorways and windows that had to be redone by another contractor, did not pay the foundation guy in full, did not pay the lumber company leaving us with mechanic’s liens on our house that we had to prove we paid ACC and it was THEM not paying their bills… I could go on. They take no accountability for their actions and ignore all forms of communication. I hope they NEVER get the chance to screw over another family again."
Audra E on March 2025
30+ YEARS EXPERIENCE IN ALL PHASES OF REMODELING. BATHS,DECKS,SCREEN PORCHES,REPLACEMENT WINDOWS AND DOORS,VINYL SIDING AND ALUMINUM TRIM,CERAMIC TILE,LAMINATE,HARDWOOD FLOORING ,CUSTOM CARPENTRY,INTERIOR AND EXTERIOR PAINTING.
"Frank was easy to work with, always very prompt and thorough. He did a nice job of patching and painting ceiling and walls, and removing wall-to-wall carpeting and installing new floor molding in a very old master bedroom, and made it look like new!"
Lynn M on September 2020
30+ YEARS EXPERIENCE IN ALL PHASES OF REMODELING. BATHS,DECKS,SCREEN PORCHES,REPLACEMENT WINDOWS AND DOORS,VINYL SIDING AND ALUMINUM TRIM,CERAMIC TILE,LAMINATE,HARDWOOD FLOORING ,CUSTOM CARPENTRY,INTERIOR AND EXTERIOR PAINTING.
"Frank was easy to work with, always very prompt and thorough. He did a nice job of patching and painting ceiling and walls, and removing wall-to-wall carpeting and installing new floor molding in a very old master bedroom, and made it look like new!"
Lynn M on September 2020
C & J is a local family owned building and remodeling company. We provide the highest quality of workmanship for all of your home renovation and remodeling projects. Handling all aspects of the construction process, we minimize the need for multiple contractors and assure your project runs smooth and efficiently. We use only the top quality products and go above and beyond to deliver craftsmanship you can have confidence and pride in.
"They person came over looked at the work gave me a quote and started the work. He removed all the old wood and replaced it with new."
Gary O on October 2021
C & J is a local family owned building and remodeling company. We provide the highest quality of workmanship for all of your home renovation and remodeling projects. Handling all aspects of the construction process, we minimize the need for multiple contractors and assure your project runs smooth and efficiently. We use only the top quality products and go above and beyond to deliver craftsmanship you can have confidence and pride in.
"They person came over looked at the work gave me a quote and started the work. He removed all the old wood and replaced it with new."
Gary O on October 2021
We have the experience and dedication to bring your dreams to reality! We guarantee your satisfaction, and we won’t leave until the job is done right. Our team has quality experience in this industry, and we make sure our customers are happy before we leave. Call or click to schedule an estimate today!
"Excellent. Very neat, punctual and really did a great job."
Erika S on April 2025
We have the experience and dedication to bring your dreams to reality! We guarantee your satisfaction, and we won’t leave until the job is done right. Our team has quality experience in this industry, and we make sure our customers are happy before we leave. Call or click to schedule an estimate today!
"Excellent. Very neat, punctual and really did a great job."
Erika S on April 2025
We are a full service building and remodeling contractor. We have been in the construction industry for more than 20 years. We remodel all aspects of your home, Kitchens, Baths, living areas and so much more. We also will build new homes, decks, garages, and out buildings. Our ability to accurately price jobs, puts us in a league of our own. We have the Best People, Best Products, Best Results, Everytime. Come experience the differences.
"Joe and his team put a beautiful addition on to my house. He did a great job of communicating and worked with us on pricing throughout. I would recommend him without hesitation."
Jesse Y on May 2024
We are a full service building and remodeling contractor. We have been in the construction industry for more than 20 years. We remodel all aspects of your home, Kitchens, Baths, living areas and so much more. We also will build new homes, decks, garages, and out buildings. Our ability to accurately price jobs, puts us in a league of our own. We have the Best People, Best Products, Best Results, Everytime. Come experience the differences.
"Joe and his team put a beautiful addition on to my house. He did a great job of communicating and worked with us on pricing throughout. I would recommend him without hesitation."
Jesse Y on May 2024
FAQs for second story addition building service projects in Nassau, NY
Converting a vaulted ceiling into a second floor requires three to six months from planning to completion. The process begins with several weeks of design and engineering, followed by permit applications, which vary in processing time by location.
Construction itself spans several months, including framing, systems installation, and finishing work. Weather conditions, contractor availability, and inspection schedules can all influence your project timeline.
Several factors could make your conversion challenging or impossible. Inadequate roof support structures, insufficient foundation capacity, or problematic truss configurations might require prohibitively expensive modifications.
Some homes lack the minimum ceiling height (12 feet at the lowest point) needed for functional second-floor spaces. Building code restrictions in your area might also limit conversion possibilities, particularly in historic districts or homes with specific architectural designations.
Begin with professional assessments from both an architect and a structural engineer who will evaluate your home's specific characteristics. They'll examine existing framing, measure available headroom, assess load-bearing capacity, and identify potential obstacles like HVAC ducts or plumbing vents.
These experts will also review local building codes to determine feasibility. Their preliminary analysis provides crucial information about structural requirements and potential limitations before you commit to the project.
Whether you'll need temporary housing depends on several factors, including the project's scope and your tolerance for construction disruption. Major structural work creates significant noise, dust, and potential utility interruptions that many families find challenging to live with. Safety concerns may also arise during certain construction phases.
Some homeowners successfully remain by isolating the construction zone and establishing clear work schedules. Discuss living arrangements with your contractor early in the planning process to make informed decisions.
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