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Find Second story addition builders in Leonia

R&M CONSTRUCTION INC

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R&M CONSTRUCTION INC

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rams home improvement

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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


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 AJ Perri

AJ Perri

4.31(
1,534
)

AJ Perri

4.31(
1,534
)
Customers say: Super punctual
54 years of experience

For fast and exceptional service for all of your heating, cooling or plumbing needs, call us now: 732-333-3655! Since 1971, A.J. Perri has been proudly serving New Jersey homeowners and businesses across Bergen*, Essex, Mercer, Middlesex, Monmouth, Morris*, Ocean*, Somerset, Passaic*, Hudson*, Sussex*, and Union counties. With over 50 years of experience in heating, air conditioning, plumbing, and indoor air quality systems, A.J. Perri stands behind every installation, service and product with an unmatched 100% satisfaction guarantee. A.J. Perri offers you peace of mind and an established reputation for reliability, quality, and excellence in customer service. You can trust A.J. Perri to take care of your furnace, air conditioner or plumbing repair, service, or replacement. A.J. Perri can also help you with your heat pump, air handler, ductless split system, water heater or purification, sump pump, air cleaner, air filtration system, humidifier, and air ducts. Contact us if you have any questions about service in your area. Service offered 24/7/365. For more information: call or email us at info@ajperri.com. *Additional info: Not all services available in all areas. License# 19HC00103100, 36BI01256600, PA- PA126178

"After my bathroom faucet broke, I scheduled an appointment for today 12/16/25 between 12-4. A representative called at 3ish to report the plumber was running late. At 5pm still noone I called, got voicemail, 6pm still noone and no call I called got voicemail at 7pm still noone I call get the voicemail it?s now 10pm No more calls from me! What a unprofessional company never again and never will anyone I know reach out to them for service! "

Debra T on December 2025

For fast and exceptional service for all of your heating, cooling or plumbing needs, call us now: 732-333-3655! Since 1971, A.J. Perri has been proudly serving New Jersey homeowners and businesses across Bergen*, Essex, Mercer, Middlesex, Monmouth, Morris*, Ocean*, Somerset, Passaic*, Hudson*, Sussex*, and Union counties. With over 50 years of experience in heating, air conditioning, plumbing, and indoor air quality systems, A.J. Perri stands behind every installation, service and product with an unmatched 100% satisfaction guarantee. A.J. Perri offers you peace of mind and an established reputation for reliability, quality, and excellence in customer service. You can trust A.J. Perri to take care of your furnace, air conditioner or plumbing repair, service, or replacement. A.J. Perri can also help you with your heat pump, air handler, ductless split system, water heater or purification, sump pump, air cleaner, air filtration system, humidifier, and air ducts. Contact us if you have any questions about service in your area. Service offered 24/7/365. For more information: call or email us at info@ajperri.com. *Additional info: Not all services available in all areas. License# 19HC00103100, 36BI01256600, PA- PA126178

"After my bathroom faucet broke, I scheduled an appointment for today 12/16/25 between 12-4. A representative called at 3ish to report the plumber was running late. At 5pm still noone I called, got voicemail, 6pm still noone and no call I called got voicemail at 7pm still noone I call get the voicemail it?s now 10pm No more calls from me! What a unprofessional company never again and never will anyone I know reach out to them for service! "

Debra T on December 2025


Cervantes inc

5.00(
1
)

Cervantes inc

5.00(
1
)
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Cervantes Inc LLC is a full-service remodeling and building contractor. We offer a variety of services from and kitchen/bath to complete home remodels. At Cervantes Inc we strive to offer quality products in a timely manner to insure one-on-one service with the customer.

"Hector was very efficient and took his time. He did an amazing job and will definitely be using his services again."

Sierra B on May 2024

Cervantes Inc LLC is a full-service remodeling and building contractor. We offer a variety of services from and kitchen/bath to complete home remodels. At Cervantes Inc we strive to offer quality products in a timely manner to insure one-on-one service with the customer.

"Hector was very efficient and took his time. He did an amazing job and will definitely be using his services again."

Sierra B on May 2024


Avatar for Jonathan Alexander & Sons Moving

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.


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 .


Wolfs Corner Construction

5.00(
1
)

Wolfs Corner Construction

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

Wolfs Corner Construction has been remodeling New Jersey homes since 1986. Quality and integrity are top priorities with our projects. Each job is overseen by Wolfs Corner owners and employees. We have many regular customers that are willing to give a great recommendation.

Wolfs Corner Construction has been remodeling New Jersey homes since 1986. Quality and integrity are top priorities with our projects. Each job is overseen by Wolfs Corner owners and employees. We have many regular customers that are willing to give a great recommendation.


Avatar for FILIPE CUSTOM WOODWORK INC.

FILIPE CUSTOM WOODWORK INC.

4.60(
5
)

FILIPE CUSTOM WOODWORK INC.

4.60(
5
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Filipe Custom Woodwork, Inc. was founded in 1988 by Filipe Agostinho. With 24 years experience in the woodworking industry, Filipe Agostinho has become well known for his high quality standards in the fabrication of architectural woodwork, custom cabinets and furniture. From its modest start of 2 employees in a 200 square foot shop in 1988, to 16 employees and a spacious 16,000 square foot factory and showroom, Filipe Custom Woodwork, Inc., offers complete involvement from planning, designing, fabrication and installation of any woodwork project. It is this experience that has allowed some of our clients to experience substantial savings through proposed alternates for a given project. The advantage of using a firm with design and construction qualifications is especially important today. Filipe Custom Woodwork, Inc., can help you get the most for your project dollar.

Filipe Custom Woodwork, Inc. was founded in 1988 by Filipe Agostinho. With 24 years experience in the woodworking industry, Filipe Agostinho has become well known for his high quality standards in the fabrication of architectural woodwork, custom cabinets and furniture. From its modest start of 2 employees in a 200 square foot shop in 1988, to 16 employees and a spacious 16,000 square foot factory and showroom, Filipe Custom Woodwork, Inc., offers complete involvement from planning, designing, fabrication and installation of any woodwork project. It is this experience that has allowed some of our clients to experience substantial savings through proposed alternates for a given project. The advantage of using a firm with design and construction qualifications is especially important today. Filipe Custom Woodwork, Inc., can help you get the most for your project dollar.


Avatar for All Jersey Radiant Floor Heat LLC

All Jersey Radiant Floor Heat LLC

No reviews yet

All Jersey Radiant Floor Heat LLC

No reviews yet
20 years of experience

Installation and service of radiant floor heating systems. Specializing in solar thermals. Restoring and updating old steam and hot water systems to their former glory and saving fuel costs. Boiler service and replacement.

Installation and service of radiant floor heating systems. Specializing in solar thermals. Restoring and updating old steam and hot water systems to their former glory and saving fuel costs. Boiler service and replacement.

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FAQs for second story addition building service projects in Leonia, NJ

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 Leonia, NJ 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.