Top-rated second story addition builders.

Get matched with top second story addition builders in your area

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Second story addition builders in Westfield

Avatar for Redwood Renovation
Redwood Renovation
453 62nd Street
5.00(
5
)
Approved Pro
Redwood Renovation
453 62nd Street
5.00(
5
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
4705 local quotes requested

Redwood Renovation is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business. We are a Full -service interior design and renovation company in New Jersey. We look forward to working with you to help you execute your interior design dream. We believe that the process of designing your home should be a breeze, and we believe in democratizing the process of interior design and in maintaining the highest standards of transparency and excellence. And accordingly we place you, Client, at the center of our design process. We will start off by consulting with you to understand your vision for your interior design project.

"Amazing work!"

Stella B on November 2024

Redwood Renovation is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business. We are a Full -service interior design and renovation company in New Jersey. We look forward to working with you to help you execute your interior design dream. We believe that the process of designing your home should be a breeze, and we believe in democratizing the process of interior design and in maintaining the highest standards of transparency and excellence. And accordingly we place you, Client, at the center of our design process. We will start off by consulting with you to understand your vision for your interior design project.

"Amazing work!"

Stella B on November 2024


Avatar for Basic Basement Co
Basic Basement Co
122 Park Ave
4.83(
315
)
Approved Pro
Basic Basement Co
122 Park Ave
4.83(
315
)
Approved Pro
Customers say: Quick response
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers
41 local quotes requested

With over 40 years combined experience, we provide complete Basement remodeling and finishing services with Free estimates and no-nonsense pricing. We will give you the Basement you've always wanted by transforming your previously unfinished Basement into a usable and comfortable living area you can be proud of. We are known for constant communication and on-site project management.

"We are so happy we went with Basic Basement to finish our basement. One of the best decisions and investments we could have made in our home! Everyone from the painters to electricians to the drywall installers were professional, on time and tidy. Every step of the way our floors were covered and everything was cleaned up by the end of the day. One of the best parts of the whole process was having the pleasure of working with Gail. She kept us informed by providing detailed emails of our schedule for the week and anything required of us. Our basement is now one of our family's favorite places to hang out. Cannot recommend The Basic Companies enough when it comes to finishing your basement."

Victoria C on March 2023

With over 40 years combined experience, we provide complete Basement remodeling and finishing services with Free estimates and no-nonsense pricing. We will give you the Basement you've always wanted by transforming your previously unfinished Basement into a usable and comfortable living area you can be proud of. We are known for constant communication and on-site project management.

"We are so happy we went with Basic Basement to finish our basement. One of the best decisions and investments we could have made in our home! Everyone from the painters to electricians to the drywall installers were professional, on time and tidy. Every step of the way our floors were covered and everything was cleaned up by the end of the day. One of the best parts of the whole process was having the pleasure of working with Gail. She kept us informed by providing detailed emails of our schedule for the week and anything required of us. Our basement is now one of our family's favorite places to hang out. Cannot recommend The Basic Companies enough when it comes to finishing your basement."

Victoria C on March 2023


M2M Construction LLC
24 Windsor Way
4.94(
17
)
Approved Pro
M2M Construction LLC
24 Windsor Way
4.94(
17
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
98 local quotes requested

We specialized in kitchens and bathrooms remodeling ( almost 20 years of experience) We are also general contractors so we handle small and big exterior and interior projects Quality of work and great customer service is our priority

"We received excellent referrals of M2M and Mark and as a contractor from our realtor, and they met all our expectations. Their team is knowledgeable, committed, clean, and delivers high-quality work with minimum mess. Mark supervised our project and worked closely to attend to all our needs, a significant differential from the contractors in the area. We recommend them for clients looking for a high-end quality job."

Tatiane I on October 2021

We specialized in kitchens and bathrooms remodeling ( almost 20 years of experience) We are also general contractors so we handle small and big exterior and interior projects Quality of work and great customer service is our priority

"We received excellent referrals of M2M and Mark and as a contractor from our realtor, and they met all our expectations. Their team is knowledgeable, committed, clean, and delivers high-quality work with minimum mess. Mark supervised our project and worked closely to attend to all our needs, a significant differential from the contractors in the area. We recommend them for clients looking for a high-end quality job."

Tatiane I on October 2021


Avatar for All Jersey Landscape LLC
All Jersey Landscape LLC
220 Monroe Ave
4.85(
13
)
Approved Pro
All Jersey Landscape LLC
220 Monroe Ave
4.85(
13
)
Approved Pro
Customers say: Quality work
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
184 local quotes requested

Landscape and Stone Pavers professionals, Decorative Rock installations, Mulch installations, Flagstone pavers installation, Blue Stone pavers installations, and natural stone steps/stairs installations. We specialize in patios and walkways. We are licensed and insured with 15+ years experience and look forward to satisfying all of your project needs. Our goal is always to offer clients great quality work at an affordable price with transparency when completing a project.

"Fast quote, job completed in timely manner"

Carlos L on September 2024

Landscape and Stone Pavers professionals, Decorative Rock installations, Mulch installations, Flagstone pavers installation, Blue Stone pavers installations, and natural stone steps/stairs installations. We specialize in patios and walkways. We are licensed and insured with 15+ years experience and look forward to satisfying all of your project needs. Our goal is always to offer clients great quality work at an affordable price with transparency when completing a project.

"Fast quote, job completed in timely manner"

Carlos L on September 2024


Avatar for Monk's Home Improvements
Monk's Home Improvements
1095 Mount Kemble Ave
4.73(
575
)
Approved Pro
Monk's Home Improvements
1095 Mount Kemble Ave
4.73(
575
)
Approved Pro
Customers say: Super punctual
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
1563 local quotes requested

Along with the Monk's Kitchen & Bath Design Studio, we are a full-service home improvement provider. Monk's will help you plan, design, and purchase everything you need for a remodel. Then our expert craftsmen will install everything and our painters will come and complete the job.

"Jaclyn Lorber is the designer at Monks Showroom, who created the overall design for our kitchen renovation. She was excellent throughout the process of designing the whole remodel and making suggestions for the selection of appropriate materials and appliances. This is our first kitchen renovation. We had multiple questions and changed our minds about what we wanted multiple times! Jaclyn was always patient with us, very generous with her time and accommodating. The final design is gorgeous! We are eager to see the finished product that will be delivered by Monks Home Improvement."

Bohdan M on May 2025

Along with the Monk's Kitchen & Bath Design Studio, we are a full-service home improvement provider. Monk's will help you plan, design, and purchase everything you need for a remodel. Then our expert craftsmen will install everything and our painters will come and complete the job.

"Jaclyn Lorber is the designer at Monks Showroom, who created the overall design for our kitchen renovation. She was excellent throughout the process of designing the whole remodel and making suggestions for the selection of appropriate materials and appliances. This is our first kitchen renovation. We had multiple questions and changed our minds about what we wanted multiple times! Jaclyn was always patient with us, very generous with her time and accommodating. The final design is gorgeous! We are eager to see the finished product that will be delivered by Monks Home Improvement."

Bohdan M on May 2025


Avatar for D & S Landscaping Inc
D & S Landscaping Inc
120 Alfred St
4.42(
200
)
Approved Pro
D & S Landscaping Inc
120 Alfred St
4.42(
200
)
Approved Pro
Customers say: Quality work
1203 local quotes requested
36 years of experience

Super Service Award winning company on Angi, D&S Landscaping Inc started operating in 1989 and has 35 years of experience in the landscaping, construction and maintenance business. We employ approximately sixteen full time professionals. We service both residential and commercial clients. Our commitment has always been to provide our clients with the highest quality & professional service that exceeds their expectations at affordable prices. This is what makes D&S Landscaping Inc. the obvious choice. Locally owned & operated. Angie's List Super Service Award 2008-2020, 2022, 2023, 2024

"The landscaping of my home needed to be redone. I interviewed a number of Landscapers but after I spoke with Don of D&S Landscaping, Inc., I didn’t contact anyone else. Don told me which shrubs to keep and which to remove. He did a quick sketch of plants he would recommend that would do well in my yard. He showed me pictures of the plants and gave me a very fair written estimate of the cost. He asked for a reasonable deposit and we scheduled a date for the work to be done. He started when he said he would and finished on the same day. His crew is wonderful, polite and very hardworking. They worked from the time they arrived in the morning until early evening adding the unexpected bonus of mowing the back and front yard. Don checked to see that everything was done correctly and to see if I was satisfied. The front looks wonderful and I am more than just satisfied. I would recommend D&S to anyone looking for someone to do landscaping. You won’t be sorry it you do!"

Carole S on October 2024

Super Service Award winning company on Angi, D&S Landscaping Inc started operating in 1989 and has 35 years of experience in the landscaping, construction and maintenance business. We employ approximately sixteen full time professionals. We service both residential and commercial clients. Our commitment has always been to provide our clients with the highest quality & professional service that exceeds their expectations at affordable prices. This is what makes D&S Landscaping Inc. the obvious choice. Locally owned & operated. Angie's List Super Service Award 2008-2020, 2022, 2023, 2024

"The landscaping of my home needed to be redone. I interviewed a number of Landscapers but after I spoke with Don of D&S Landscaping, Inc., I didn’t contact anyone else. Don told me which shrubs to keep and which to remove. He did a quick sketch of plants he would recommend that would do well in my yard. He showed me pictures of the plants and gave me a very fair written estimate of the cost. He asked for a reasonable deposit and we scheduled a date for the work to be done. He started when he said he would and finished on the same day. His crew is wonderful, polite and very hardworking. They worked from the time they arrived in the morning until early evening adding the unexpected bonus of mowing the back and front yard. Don checked to see that everything was done correctly and to see if I was satisfied. The front looks wonderful and I am more than just satisfied. I would recommend D&S to anyone looking for someone to do landscaping. You won’t be sorry it you do!"

Carole S on October 2024


Avatar for BUILT-WELL BUILDERS, LLC
BUILT-WELL BUILDERS, LLC
Washington Township
4.78(
150
)
Approved Pro
BUILT-WELL BUILDERS, LLC
Washington Township
4.78(
150
)
Approved Pro
Customers say: Terrific value
Recommended by 93% of Angi customers
Recommended by 93% of HomeAdvisor customers
119 local quotes requested

Built-Well Builders offers services in construction, remodeling, architectural design and interior design to both residential and commercial customers in Northern New Jersey. As a fully licensed and insured company with over 30 years of experience, we have garnered the respect of our clients and homeowners as well as industry professionals. Home buyers today want more out of their home than ever before. They want a creative and innovative home with a unique floor plan. At Built-Well, we understand the needs and desires of today’s home owners and buyers. Our homes, additions, and renovations are designed to suit your individual needs while incorporating style, luxury and convenience. Whether you are thinking of a custom home design, a whole house renovation, or a second story addition, Built-Well is uniquely positioned and qualified to provide attentive, expert service by an experienced, talented team from initial concept through construction.

"We had a very large project done: a 2nd floor addition to our raised ranch residence that doubled the size of our home. Built-Well Builders was very accommodating and worked with our budget. Contractor Grant is very personable, relatable, and friendly to talk to while working out all the details. Key is keeping communication throughout for extended long projects such as this addition my family had. Built-Well has remarkable teams who brought so much knowledge and expertise working each aspect of the project. There were some mistakes a long the way. Grant and his team handled them well. Pivoting where needed while keeping us updated. Overall, we are happy with the work. We now have a beautiful new home when we needed it most!"

Ruby M on July 2025

Built-Well Builders offers services in construction, remodeling, architectural design and interior design to both residential and commercial customers in Northern New Jersey. As a fully licensed and insured company with over 30 years of experience, we have garnered the respect of our clients and homeowners as well as industry professionals. Home buyers today want more out of their home than ever before. They want a creative and innovative home with a unique floor plan. At Built-Well, we understand the needs and desires of today’s home owners and buyers. Our homes, additions, and renovations are designed to suit your individual needs while incorporating style, luxury and convenience. Whether you are thinking of a custom home design, a whole house renovation, or a second story addition, Built-Well is uniquely positioned and qualified to provide attentive, expert service by an experienced, talented team from initial concept through construction.

"We had a very large project done: a 2nd floor addition to our raised ranch residence that doubled the size of our home. Built-Well Builders was very accommodating and worked with our budget. Contractor Grant is very personable, relatable, and friendly to talk to while working out all the details. Key is keeping communication throughout for extended long projects such as this addition my family had. Built-Well has remarkable teams who brought so much knowledge and expertise working each aspect of the project. There were some mistakes a long the way. Grant and his team handled them well. Pivoting where needed while keeping us updated. Overall, we are happy with the work. We now have a beautiful new home when we needed it most!"

Ruby M on July 2025


Avatar for Dynamic Design & Remodeling
Dynamic Design & Remodeling
500 Post Road East
5.00(
9
)
Approved Pro
Dynamic Design & Remodeling
500 Post Road East
5.00(
9
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
398 local quotes requested

From start to finish let us help you with your home renovation and home remodeling project. Whether you need your kitchen remodeled, your bathroom remodeled, a roofing project or any other home improvement project completed, our licensed home renovation contractors will be with you every step of the way. We are happy to provide design work for your kitchen, bathroom, bedrooms, basements or any other home project you are seeking. We will provide you with multiple photo realistic renderings and 360 degree views as well as complete floor plans and elevation maps so you can see your vision brought to life before the project begins. We take a comprehensive approach to your home renovation project, guiding you along the way, so that we come in on time and on budget. We pride ourselves on three things that set our work apart from all the rest. Communication. We will provide a detailed estimate and keep you updated throughout the entire project so you are confident in our process and are never left wondering where we are on the timeline. Highly skilled craftsmanship. Our licensed, experienced, and insured home remodeling contractors with direct references will ensure you get the highest quality of work for your project. Competitive pricing. With detailed and transparent pricing estimates we will deliver quality results at competitive prices. We are excited to work with you to bring your home remodeling vision to life. Contact us today for your estimate and to make your vision a reality.

"Dynamic Team was top notch"

Kenneth K on July 2025

From start to finish let us help you with your home renovation and home remodeling project. Whether you need your kitchen remodeled, your bathroom remodeled, a roofing project or any other home improvement project completed, our licensed home renovation contractors will be with you every step of the way. We are happy to provide design work for your kitchen, bathroom, bedrooms, basements or any other home project you are seeking. We will provide you with multiple photo realistic renderings and 360 degree views as well as complete floor plans and elevation maps so you can see your vision brought to life before the project begins. We take a comprehensive approach to your home renovation project, guiding you along the way, so that we come in on time and on budget. We pride ourselves on three things that set our work apart from all the rest. Communication. We will provide a detailed estimate and keep you updated throughout the entire project so you are confident in our process and are never left wondering where we are on the timeline. Highly skilled craftsmanship. Our licensed, experienced, and insured home remodeling contractors with direct references will ensure you get the highest quality of work for your project. Competitive pricing. With detailed and transparent pricing estimates we will deliver quality results at competitive prices. We are excited to work with you to bring your home remodeling vision to life. Contact us today for your estimate and to make your vision a reality.

"Dynamic Team was top notch"

Kenneth K on July 2025


Avatar for Nicopal Construction
Nicopal Construction
181 Town Center Dr
4.86(
66
)
Approved Pro
Nicopal Construction
181 Town Center Dr
4.86(
66
)
Approved Pro
Customers say: Quick response
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
514 local quotes requested

Nicopal Construction is a locally owned and operated business serving the North New Jersey area. We offer a wide range of home improvement services and have over 25 years of experience. We combine quality materials with expert installation to complete your project to 100 percent satisfaction. On our initial visit we can offer design ideas and give exact costs. If you feel it’s a good fit you move forward. We are Not a high pressured company. We understand comfort levels . Financing available.

"Would highly recommend Vincent and his team. They showed up on time and cleaned every day after leaving. I did a tub to shower conversation and it looks great. I like that Vincent had suggestions that I wouldn’t have thought of. They were so good I’m having them do my second bathroom!"

Patricia W on June 2025

Nicopal Construction is a locally owned and operated business serving the North New Jersey area. We offer a wide range of home improvement services and have over 25 years of experience. We combine quality materials with expert installation to complete your project to 100 percent satisfaction. On our initial visit we can offer design ideas and give exact costs. If you feel it’s a good fit you move forward. We are Not a high pressured company. We understand comfort levels . Financing available.

"Would highly recommend Vincent and his team. They showed up on time and cleaned every day after leaving. I did a tub to shower conversation and it looks great. I like that Vincent had suggestions that I wouldn’t have thought of. They were so good I’m having them do my second bathroom!"

Patricia W on June 2025


Avatar for BAS Construction
BAS Construction
350 Route 46, Suite 219
5.00(
41
)
Approved Pro
BAS Construction
350 Route 46, Suite 219
5.00(
41
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
2040 local quotes requested

BAS Construction is a Full Service Home Improvement and Remodeling Company. We do it all, Basement Remodeling & Finishing, Kitchen Improvement, Bathroom Improvement, Painting, Siding, Home Improvement, etc. You name it, we do it. Our Company is fully Insured and Certified. We offer only the highest quality services to our customers while keeping the cost affordable to your budget.

"It was a great experience. Sina and his team were professional and took great care to do a great job. They constantly had new ideas to make the process better and worked with me on ideas I had. Best contractors I have ever worked with."

Sameer A on July 2022

BAS Construction is a Full Service Home Improvement and Remodeling Company. We do it all, Basement Remodeling & Finishing, Kitchen Improvement, Bathroom Improvement, Painting, Siding, Home Improvement, etc. You name it, we do it. Our Company is fully Insured and Certified. We offer only the highest quality services to our customers while keeping the cost affordable to your budget.

"It was a great experience. Sina and his team were professional and took great care to do a great job. They constantly had new ideas to make the process better and worked with me on ideas I had. Best contractors I have ever worked with."

Sameer A on July 2022

...
Showing 1-10 of 925
The Westfield, 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.
WOMAN EXERCISING IN HOME GYM
Jul 31, 2025
Jul 31, 2025
Budget for the cost to build a home gym based on factors such as project complexity, labor, gym type, flooring, electrical work, and more.
A view of a bathroom
Jul 29, 2025
Jul 29, 2025
Learn how much you’ll pay for a heated bathroom floor by exploring cost factors like the system type, labor rates, and permit fees.
A fancy black sink in a modern kitchen
Jul 29, 2025
Jul 29, 2025
Discover how much it costs to install limestone countertops, exploring how square footage, labor rates, and countertop design affect your total costs.
GAME ROOM IN BASEMENT
Jul 27, 2025
Jul 27, 2025
Learn about game room cost factors such as gaming consoles, sound systems, furnishings, installation labor, and remodeling vs. renovating.
A girl playing with teddy bear while smiling mother and grandmother at kitchen island
Mar 31, 2025
Mar 31, 2025
Explore how much quartzite countertops cost based on factors such as their size, location, design, finish, and labor rates.
Interior view of sunroom
Jul 9, 2025
Jul 9, 2025
Budget for sunroom addition costs based on factors such as room type, site prep, professional labor, features, permits, prefab vs. custom designs, and more.
Share project details to get started.