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Find Second story addition builders in West Islip

Avatar for Stone's Construction Corp.

Stone's Construction Corp.

4.74(
31
)
Approved Pro

Stone's Construction Corp.

4.74(
31
)
Approved Pro
Customers say: Quality work
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
433 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 QC Construction

QC Construction

5.00(
2
)
Approved Pro

QC Construction

5.00(
2
)
Approved Pro
Customers say: True professional
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
1 years of experience

We specialize in interior finish work such as: kitchen and bath remodels, basements, crown molding, trim work, built-ins, and more! 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!

"Install went according to plan. The contractor was clean, organized, and on time. I would definitely use him again for any of my contracting needs."

Liam K on October 2024

We specialize in interior finish work such as: kitchen and bath remodels, basements, crown molding, trim work, built-ins, and more! 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!

"Install went according to plan. The contractor was clean, organized, and on time. I would definitely use him again for any of my contracting needs."

Liam K on October 2024


rams home improvement

No reviews yet

rams home improvement

No reviews yet
41 years of experience

work alone or with 1 or 2 helpers.charge by the hour or the amount of work

work alone or with 1 or 2 helpers.charge by the hour or the amount of work


Integrity Custom Carpentry and Remodeling

No reviews yet

Integrity Custom Carpentry and Remodeling

No reviews yet
19 years of experience

Finish Carpentry and Custom Woodworking, we have 5 finish carpenters, we seldom use subcontractors, Suffolk County Home Improvement license #46665-h, Fully insured with 2,000,000 General Liability policy and Workers Compensation insurance, we offer free estimates, Discounts offered for Angies list customers. We are clean cut, reliable, honest finish carpenters who can be trusted to take your vision for your home and make it a reality, or we can design it for you. All work is fully gauranteed!

Finish Carpentry and Custom Woodworking, we have 5 finish carpenters, we seldom use subcontractors, Suffolk County Home Improvement license #46665-h, Fully insured with 2,000,000 General Liability policy and Workers Compensation insurance, we offer free estimates, Discounts offered for Angies list customers. We are clean cut, reliable, honest finish carpenters who can be trusted to take your vision for your home and make it a reality, or we can design it for you. All work is fully gauranteed!


A T L ISLAND INDUSTRIES, INC.

No reviews yet

A T L ISLAND INDUSTRIES, INC.

No reviews yet
35 years of experience

We are top of the line at what we do. We not only look out for the Homeowner/Builder. We provide you with the most updated material knowlege and constantly get schooled on anything new out to the average consumer. You'll not only be impressed with our workmanship, you will be amazed by the care! Give us a call. No project too big or to small. One call does it all!

We are top of the line at what we do. We not only look out for the Homeowner/Builder. We provide you with the most updated material knowlege and constantly get schooled on anything new out to the average consumer. You'll not only be impressed with our workmanship, you will be amazed by the care! Give us a call. No project too big or to small. One call does it all!


BDK Construction LLC.

No reviews yet

BDK Construction LLC.

No reviews yet
19 years of experience

Growing construction company able to complete all phases of new and old construction

Growing construction company able to complete all phases of new and old construction


Jonathan Alexander & Sons Moving

No reviews yet

Jonathan Alexander & Sons Moving

No reviews yet
50 years of experience

Alexander & Son's Moving has over 30 years of experience in the moving industry. We are a professional family owned business that will handle your items with care from beginning to end. We will make the relocation process an easy one. We have reputable references, please contact us for more information.

Alexander & Son's Moving has over 30 years of experience in the moving industry. We are a professional family owned business that will handle your items with care from beginning to end. We will make the relocation process an easy one. We have reputable references, please contact us for more information.


Long Island Restoration And Construction, Inc.

No reviews yet

Long Island Restoration And Construction, Inc.

No reviews yet
13 years of experience

Long Island Restoration And Construction, Inc.'s Proprietor has been involved for over 30 years in all aspects of Construction, Commercial Building and Residence Code; from large General Contracting Projects to all phases of Home Owners’ House Renovation & Restoration Services. LIRCI also has Licensed Electricians & Plumbers to have on-site. Anything that you need done, my Company will perform, at an economical, competitive price.

Long Island Restoration And Construction, Inc.'s Proprietor has been involved for over 30 years in all aspects of Construction, Commercial Building and Residence Code; from large General Contracting Projects to all phases of Home Owners’ House Renovation & Restoration Services. LIRCI also has Licensed Electricians & Plumbers to have on-site. Anything that you need done, my Company will perform, at an economical, competitive price.


Malka Framing/ Malka Carpentry Contracting Inc

No reviews yet

Malka Framing/ Malka Carpentry Contracting Inc

No reviews yet

Malka Framing/Malka Carpentry Contracting Inc is a custom framing contractor specializing in new construction on commercial and residential properties. Malka Contractors Inc has been building new homes to families and businesses in Monsey New York for over 20 years. We believe that it is a good time to build a new home or remodel the one you are in. Interest rates are at the lowest we have seen in decades and you can benefit from the latest design options. Call us today!

Malka Framing/Malka Carpentry Contracting Inc is a custom framing contractor specializing in new construction on commercial and residential properties. Malka Contractors Inc has been building new homes to families and businesses in Monsey New York for over 20 years. We believe that it is a good time to build a new home or remodel the one you are in. Interest rates are at the lowest we have seen in decades and you can benefit from the latest design options. Call us today!


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 .

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FAQs for second story addition building service projects in West Islip, 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 West Islip, 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.