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Find Second story addition builders in Hauppauge

Giuliano's Landscaping & Design Corp.

116 Lake Avenue
4.88(
8
)
•Approved Pro

Giuliano's Landscaping & Design Corp.

116 Lake Avenue
4.88(
8
)
•Approved Pro
Customers say: True professional
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
229 local quotes requested

We are your local landscape professionals and we are proud to offer innovative outdoor design services, quality installation, and ongoing lawn and garden care. Give us a call today for a personalized and complimentary consultation.

"I never write reviews but Charles and his guys did such a great job on my backyard clearing, driveway and walk that I had to do it. From start to finish the job was done professionally and they delivered on every promise. I highly recommend Giulianos for any work you may meed done."

Robert G on August 2023

We are your local landscape professionals and we are proud to offer innovative outdoor design services, quality installation, and ongoing lawn and garden care. Give us a call today for a personalized and complimentary consultation.

"I never write reviews but Charles and his guys did such a great job on my backyard clearing, driveway and walk that I had to do it. From start to finish the job was done professionally and they delivered on every promise. I highly recommend Giulianos for any work you may meed done."

Robert G on August 2023

Avatar for Oscar’s complete landscaping

Oscar’s complete landscaping

Located In:
5.00(
8
)
•Approved Pro

Oscar’s complete landscaping

Located In:
5.00(
8
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
640 local quotes requested

We specialize in all phases of landscaping, hardscaping, lawn maintenance, fertilization, masonry, pool services, housecleaning and more. We guarantee your satisfaction, and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service. As an added bonus, your first week of lawn maintenance is free! Call -or- click to schedule a free estimate today!

"Eric, Oscar and crew were an absolute pleasure to work with. They are true craftsman and did a fantastic Job on my driveway. They completed the job very quickly, cleaning up at the end of each day. I give Dream Pro Care my highest recommendation!"

Ron L on October 2024

We specialize in all phases of landscaping, hardscaping, lawn maintenance, fertilization, masonry, pool services, housecleaning and more. We guarantee your satisfaction, and we won’t leave until the job is done right. We pride ourselves on the quality work we provide, while delivering great customer service. As an added bonus, your first week of lawn maintenance is free! Call -or- click to schedule a free estimate today!

"Eric, Oscar and crew were an absolute pleasure to work with. They are true craftsman and did a fantastic Job on my driveway. They completed the job very quickly, cleaning up at the end of each day. I give Dream Pro Care my highest recommendation!"

Ron L on October 2024

Avatar for TRI-STATE BUILDING SPECIALTIES, INC.

TRI-STATE BUILDING SPECIALTIES, INC.

845 Towbin Ave
4.27(
11
)
•Approved Pro

TRI-STATE BUILDING SPECIALTIES, INC.

845 Towbin Ave
4.27(
11
)
•Approved Pro
Customers say: True professional
273 local quotes requested
34 years of experience

Expand your living space with our expert sunroom and patio enclosure remodeling services! We specialize in designing and transforming outdoor areas into beautiful, functional sunrooms and enclosed patios that you can enjoy year-round. Our skilled team delivers high-quality craftsmanship, using durable materials and personalized designs to enhance your home’s comfort and value. Whether you’re looking to create a cozy sunroom or a versatile patio enclosure, we’re committed to making your vision a reality. Contact us today for a free consultation and start planning your dream space!

"First meeting went very smoothly so far had a great experience with Jason Now will be working with Don the project manager."

Dee A on February 2025

Expand your living space with our expert sunroom and patio enclosure remodeling services! We specialize in designing and transforming outdoor areas into beautiful, functional sunrooms and enclosed patios that you can enjoy year-round. Our skilled team delivers high-quality craftsmanship, using durable materials and personalized designs to enhance your home’s comfort and value. Whether you’re looking to create a cozy sunroom or a versatile patio enclosure, we’re committed to making your vision a reality. Contact us today for a free consultation and start planning your dream space!

"First meeting went very smoothly so far had a great experience with Jason Now will be working with Don the project manager."

Dee A on February 2025

Avatar for Stone's Construction Corp.

Stone's Construction Corp.

1496 Broad St
4.74(
31
)
•Approved Pro

Stone's Construction Corp.

1496 Broad St
4.74(
31
)
•Approved Pro
Customers say: Quality work
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
510 local quotes requested

Stone's Construction has been in business since 1986. We are fully insured and have a clean record with Consumer Affairs. Our estimates are free and you deal with the owner. The company continuously provides customers with the best quality and value for the best prices out there. We specialize in Dormers,Extensions,Kitchens,Bathrooms,Basements,Siding, House Lifting, Porticos, Masonry

"I gave a deposit to start a job. A contract was never signed and work was never started. I decided to go in a different direction, Provider initially offered only a $250 refund, I deemed that unacceptable. Provider now has not responded to any attempted communication since approximately May 7."

vincent p on May 2025

Stone's Construction has been in business since 1986. We are fully insured and have a clean record with Consumer Affairs. Our estimates are free and you deal with the owner. The company continuously provides customers with the best quality and value for the best prices out there. We specialize in Dormers,Extensions,Kitchens,Bathrooms,Basements,Siding, House Lifting, Porticos, Masonry

"I gave a deposit to start a job. A contract was never signed and work was never started. I decided to go in a different direction, Provider initially offered only a $250 refund, I deemed that unacceptable. Provider now has not responded to any attempted communication since approximately May 7."

vincent p on May 2025

Avatar for Jorge General Construction Corp

Jorge General Construction Corp

94-22 46th Avenue
5.00(
10
)
•Approved Pro

Jorge General Construction Corp

94-22 46th Avenue
5.00(
10
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
379 local quotes requested

Jorge General Construction Corp is proud remodeling kitchen & bathroom etc,with 17 years experience,contact us today to schedule and keep your home in top condition year-round.

"I needed a new entertainment unit built in my family room and Jorge Contruction Corp. delivered exactly what I envisioned. I couldn't be happier with the outcome. Him and his team also painted my living room and was impressed how clean and organized they were. Jorge is a very reliable contractor whom I highly recommend."

Jeanny M on March 2025

Jorge General Construction Corp is proud remodeling kitchen & bathroom etc,with 17 years experience,contact us today to schedule and keep your home in top condition year-round.

"I needed a new entertainment unit built in my family room and Jorge Contruction Corp. delivered exactly what I envisioned. I couldn't be happier with the outcome. Him and his team also painted my living room and was impressed how clean and organized they were. Jorge is a very reliable contractor whom I highly recommend."

Jeanny M on March 2025

Avatar for Starkie Brothers Landscaping Inc

Starkie Brothers Landscaping Inc

703 Main St
4.95(
39
)
•Approved Pro

Starkie Brothers Landscaping Inc

703 Main St
4.95(
39
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
431 local quotes requested

Award Winning Landscape Plantings, Construction & Masonry Designs for Over 40 Years! Our special talent is in developing our clients' visions - adding a spark of creativity to develop functional, high quality exterior living spaces. Our horticulturists, designers and architects insure that your landscape project will be a living, growing investment. Starkie Brothers grows 30 acres of ornamental trees and shrubs on the North Fork of Long Island. As commercial growers, we offer our clients several important benefits- better prices, high quality, and hearty Long Island Grown plants. WE DESIGN IT! WE PLANT IT! WE BUILD IT! WE GUARANTEE IT! Landscape Plantings...Design & Installation...Stone Veneer...BBQ's, Outdoor Kitchens, Pizza Ovens, Fireplaces, & Fire Pits...Poolside & Accents, Pergolas, Pavilions, & Gazebo's...Masonry Entrances, Driveways, Walks, Patios, Pools & Spas. Residential & Commercial - Licensed & Insured

"I love my backyard! John Starkie drew up the landscape design plans and kept me informed before, during and after planting. All work was completed in only 2 days including a repair to my patio pavers. He is passionate and educated about what he does and makes sure you know how to maintain your landscape. Johns crew removed a tree stump for free just to improve the look of the project. All work exceeded my expectation!!!"

Denise M on July 2023

Award Winning Landscape Plantings, Construction & Masonry Designs for Over 40 Years! Our special talent is in developing our clients' visions - adding a spark of creativity to develop functional, high quality exterior living spaces. Our horticulturists, designers and architects insure that your landscape project will be a living, growing investment. Starkie Brothers grows 30 acres of ornamental trees and shrubs on the North Fork of Long Island. As commercial growers, we offer our clients several important benefits- better prices, high quality, and hearty Long Island Grown plants. WE DESIGN IT! WE PLANT IT! WE BUILD IT! WE GUARANTEE IT! Landscape Plantings...Design & Installation...Stone Veneer...BBQ's, Outdoor Kitchens, Pizza Ovens, Fireplaces, & Fire Pits...Poolside & Accents, Pergolas, Pavilions, & Gazebo's...Masonry Entrances, Driveways, Walks, Patios, Pools & Spas. Residential & Commercial - Licensed & Insured

"I love my backyard! John Starkie drew up the landscape design plans and kept me informed before, during and after planting. All work was completed in only 2 days including a repair to my patio pavers. He is passionate and educated about what he does and makes sure you know how to maintain your landscape. Johns crew removed a tree stump for free just to improve the look of the project. All work exceeded my expectation!!!"

Denise M on July 2023

Avatar for Alta Renovations Corp

Alta Renovations Corp

204 Airport Plaza
5.00(
22
)
•Approved Pro

Alta Renovations Corp

204 Airport Plaza
5.00(
22
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
1168 local quotes requested

Our mission is to be a provider that brings back the personal touch with our customers. We will build a relationship that will last a lifetime after you see our quality work. As a locally owned and operated business we feel invested in our clients and constantly strive for customer satisfaction. We won't leave until the job is done right! Call or click to schedule an estimate today!

"Jose and his crew do fantastic work. Did all work as promised and on budget. Only change orders were on our side adding things. Alta was originally hired to replace total roof. Work was completed in 2 days with all trash removed. Our replaced bathroom is now the star of the house! We have hard wood floors and new work matched flooring with no noticeable change. Our last project just completed was a sunroom and shed with partition pavers creating a great sitting area. Everything Alta did was done well and we are so very happy. This is the only company I will use from now on. All of his employees and subs were pleasant, answered any questions we had and very professional."

Terry J on July 2025

Our mission is to be a provider that brings back the personal touch with our customers. We will build a relationship that will last a lifetime after you see our quality work. As a locally owned and operated business we feel invested in our clients and constantly strive for customer satisfaction. We won't leave until the job is done right! Call or click to schedule an estimate today!

"Jose and his crew do fantastic work. Did all work as promised and on budget. Only change orders were on our side adding things. Alta was originally hired to replace total roof. Work was completed in 2 days with all trash removed. Our replaced bathroom is now the star of the house! We have hard wood floors and new work matched flooring with no noticeable change. Our last project just completed was a sunroom and shed with partition pavers creating a great sitting area. Everything Alta did was done well and we are so very happy. This is the only company I will use from now on. All of his employees and subs were pleasant, answered any questions we had and very professional."

Terry J on July 2025

Avatar for Argueta's Construction

Argueta's Construction

21 Winfield Ave.
5.00(
25
)
•Approved Pro

Argueta's Construction

21 Winfield Ave.
5.00(
25
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
434 local quotes requested

Locally owned company with over 23 years of experience making your outdoor spaces a dream come true. We specialize only on new install!! We don’t do repairs!!! Family owned and operated, owner on site for all projects from start to finish. We take pride in making your outdoor space another place to enjoy your friends and family.

"Argueta Construction did my driveway, walkway, stoop, lightning and fence. They deliver a quality work, using quality materiales and creativity, with passion for details in timely manner and with a fair price, finding a quick solution for every single issue. 100% recommended."

Alejandro R on March 2024

Locally owned company with over 23 years of experience making your outdoor spaces a dream come true. We specialize only on new install!! We don’t do repairs!!! Family owned and operated, owner on site for all projects from start to finish. We take pride in making your outdoor space another place to enjoy your friends and family.

"Argueta Construction did my driveway, walkway, stoop, lightning and fence. They deliver a quality work, using quality materiales and creativity, with passion for details in timely manner and with a fair price, finding a quick solution for every single issue. 100% recommended."

Alejandro R on March 2024

Avatar for Quest Home and Office Renovations

Quest Home and Office Renovations

2 Kay St.
5.00(
9
)
•Approved Pro

Quest Home and Office Renovations

2 Kay St.
5.00(
9
)
•Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
197 local quotes requested

Quest has been serving the Long Island Area in remodeling homes for over 30 years. We specialize in residential work and deal directly with the homeowners for a more personal and comfortable experience. We know the place you live is an important part of your life and take great care in making sure that the job is completed to your satisfaction. The owner of the company is present and working at every job providing full attention to your project. We make sure that you not only receive the best service possible, but we make sure we leave your home... SPOTLESS! Call us today to get a FREE quote!

"I think the quality was extremely satisfactory if there's anything that we found that we were not happy with, they are very responsive and will rectify everything to our satisfaction. Mike as the primary contractor they used other contractors for select basis of the construction like demolition, electrical, plumbing and sheetrock spackle, we're satisfied with all of them as well, they were very professional and accommodating. Mike used consumers kitchen and bath as the supplier of the kitchen cabinets and countertops for which we are also satisfied, The overall finished product has resulted a modern update of our kitchen in which we are extremely proud of and we would definitely recommend Quest Home and Office Renovation for a remodel of another consumers kitchen."

Joseoh T on April 2023

Quest has been serving the Long Island Area in remodeling homes for over 30 years. We specialize in residential work and deal directly with the homeowners for a more personal and comfortable experience. We know the place you live is an important part of your life and take great care in making sure that the job is completed to your satisfaction. The owner of the company is present and working at every job providing full attention to your project. We make sure that you not only receive the best service possible, but we make sure we leave your home... SPOTLESS! Call us today to get a FREE quote!

"I think the quality was extremely satisfactory if there's anything that we found that we were not happy with, they are very responsive and will rectify everything to our satisfaction. Mike as the primary contractor they used other contractors for select basis of the construction like demolition, electrical, plumbing and sheetrock spackle, we're satisfied with all of them as well, they were very professional and accommodating. Mike used consumers kitchen and bath as the supplier of the kitchen cabinets and countertops for which we are also satisfied, The overall finished product has resulted a modern update of our kitchen in which we are extremely proud of and we would definitely recommend Quest Home and Office Renovation for a remodel of another consumers kitchen."

Joseoh T on April 2023

Avatar for Classic Remodeling Group Inc

Classic Remodeling Group Inc

1839 Bellmore Ave
4.77(
47
)
•Approved Pro

Classic Remodeling Group Inc

1839 Bellmore Ave
4.77(
47
)
•Approved Pro
Customers say: Super punctual
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
2027 local quotes requested

Full service remodeling, roofing and siding contractors serving Long Island. Whether you are in need of new roof installation, roof restoration, or roof repairs; new siding installation, siding repairs; new windows & doors installation; kitchen remodeling; bathroom remodeling; we are the Long Island home remodeling contractors to call, due to our professionalism and affordability.

"John and his guys are the best! They were always on time, communicated and delivered everything they promised. Such a pleasure dealing with this company. Thanks again for my beautiful home!!"

Guido C on September 2025

Full service remodeling, roofing and siding contractors serving Long Island. Whether you are in need of new roof installation, roof restoration, or roof repairs; new siding installation, siding repairs; new windows & doors installation; kitchen remodeling; bathroom remodeling; we are the Long Island home remodeling contractors to call, due to our professionalism and affordability.

"John and his guys are the best! They were always on time, communicated and delivered everything they promised. Such a pleasure dealing with this company. Thanks again for my beautiful home!!"

Guido C on September 2025

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FAQs for second story addition building service projects in Hauppauge, NY

For many homeowners, building up is worth the expense because it provides the extra bedrooms or living areas that can’t be accommodated within the existing footprint. A larger, updated home often commands a higher resale price, recouping a sizable share of the project cost while allowing you to stay in the neighborhood you love. Run the numbers with a real estate agent and contractor to ensure the expected return and day-to-day benefits align with your goals.

Whether it makes more sense to build up or out depends on your lot, budget, and local code. Building up preserves yard space and involves less foundation work, but you may need to vacate the home during construction. Building out avoids staircases and can proceed while you stay put; however, it encroaches on the yard and may face setback limits. Compare both options with your contractor before making a decision.

A structural engineer will first inspect the existing foundation for cracks, footings, and load capacity. Depending on the findings, the crew may pour new concrete footings, install steel or concrete piers, add reinforced beams, or tie additional rebar into the slab. These upgrades redistribute the weight of the new floor and bring the structure up to code. Your contractor will outline the specific reinforcement plan and timeline once the engineering report is complete.

The Hauppauge, NY homeowners’ guide to second story addition building services

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

See all articles
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