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Addition to existing structure builders in Cranford

Avatar for Design-Build-Studio
Design-Build-Studio
6804 Bergenwood Ave. Fl 1
New on HomeAdvisorNew on Angi
Approved Pro
Design-Build-Studio
6804 Bergenwood Ave. Fl 1
New on AngiNew on HomeAdvisor
Approved Pro
23 years of experience
Free onsite estimate

We pride our company on reliability, great communication, integrity, and quality work. We believe in giving our absolute best in all of our projects, no matter how big or small. You will find us to be competitively priced, with close attention to the details of each and every project. We are experts in our trade and will always keep you educated on your particular task or project. We look forward to earning your business.

We pride our company on reliability, great communication, integrity, and quality work. We believe in giving our absolute best in all of our projects, no matter how big or small. You will find us to be competitively priced, with close attention to the details of each and every project. We are experts in our trade and will always keep you educated on your particular task or project. We look forward to earning your business.


Giove Renovations
2515 DeWitt Terrace
4.93(
21
)
Approved Pro
Giove Renovations
2515 DeWitt Terrace
4.93(
21
)
Approved Pro
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
21 years of experience

We're a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We offer a variety of general contractor home improvement services that are customizable to each individual project. We specialize in additions, bathroom remodels, and kitchen remodels, but also offer a wide range of expertise for a variety of other projects. We pride ourselves on the quality of our work as well as our commitment to outstanding results. We look forward to building lasting relationships and guarantee your satisfaction!

"Giove Renovations put in a new kitchen, bathroom and master bedroom closet for me Their work is amazing. They are reliable and trustworthy."

Nancy M on April 2023

We're a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We offer a variety of general contractor home improvement services that are customizable to each individual project. We specialize in additions, bathroom remodels, and kitchen remodels, but also offer a wide range of expertise for a variety of other projects. We pride ourselves on the quality of our work as well as our commitment to outstanding results. We look forward to building lasting relationships and guarantee your satisfaction!

"Giove Renovations put in a new kitchen, bathroom and master bedroom closet for me Their work is amazing. They are reliable and trustworthy."

Nancy M on April 2023


Palumbo Home Improvement, LLC
1063 Sunny Slope Drive
5.00(
8
)
Approved Pro
Palumbo Home Improvement, LLC
1063 Sunny Slope Drive
5.00(
8
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
23 years of experience

At Palumbo Home Improvement, LLC, we are a locally owned and operated company that values honesty, integrity and treats your home as if it were our own. We offer a variety of general contractor services that are customizable to each individual project. You will find us to be competitively priced, paying close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships and guarantee your satisfaction!

"."

Theresa . on September 2022

At Palumbo Home Improvement, LLC, we are a locally owned and operated company that values honesty, integrity and treats your home as if it were our own. We offer a variety of general contractor services that are customizable to each individual project. You will find us to be competitively priced, paying close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships and guarantee your satisfaction!

"."

Theresa . on September 2022


Avatar for Alterio Construction LLC
Alterio Construction LLC
714 South 2nd Ave
4.62(
17
)
Approved Pro
Alterio Construction LLC
714 South 2nd Ave
4.62(
17
)
Approved Pro
Customers say: Quality work
10 local quotes requested
13 years of experience

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.

"I had an old refrigerator, microwave and some other things to be removed from my backyard. Robert was the original guy I I contacted. We talked pricing and then arranged a Time for pickup. Vinny was the worker that came out on time I may add he introduced himself and got straight to work it took him about not even 15 minutes to get all the stuff on the trailer. We talked for a bit and he informed me that they were a construction company that also did repairs and to keep them in mind if I ever needed anything which I will I've added them to my contact list. I think Robert and Vinny are phenomenal guys. They were both professional and friendly at the same time. I gave them five stars but that really not enough to describe how they made me feel like a special and valued customer. So this is my personal rating; 🌟🌟🌟🌟🌟🌟🌟🌟🌟🌟Satisfaction! 🤗🤗🤗🤗🤗 Friendliness! 👍🏼👍🏻👍👍🏾👍🏽👍🏿 Getting the job done! "

Arlene H on March 2025

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.

"I had an old refrigerator, microwave and some other things to be removed from my backyard. Robert was the original guy I I contacted. We talked pricing and then arranged a Time for pickup. Vinny was the worker that came out on time I may add he introduced himself and got straight to work it took him about not even 15 minutes to get all the stuff on the trailer. We talked for a bit and he informed me that they were a construction company that also did repairs and to keep them in mind if I ever needed anything which I will I've added them to my contact list. I think Robert and Vinny are phenomenal guys. They were both professional and friendly at the same time. I gave them five stars but that really not enough to describe how they made me feel like a special and valued customer. So this is my personal rating; 🌟🌟🌟🌟🌟🌟🌟🌟🌟🌟Satisfaction! 🤗🤗🤗🤗🤗 Friendliness! 👍🏼👍🏻👍👍🏾👍🏽👍🏿 Getting the job done! "

Arlene H on March 2025


Avatar for Mazepa Group
Mazepa Group
49 Francisco Ave
5.00(
8
)
Approved Pro
Mazepa Group
49 Francisco Ave
5.00(
8
)
Approved Pro
Customers say: Quick response
8 years of experience
Free onsite estimate

With over 5 years experience serving the Caldwell and surrounding areas, Mazepa Group is your solution for all your construction needs. We pride ourselves on our extreme professionalism and superior customer care on every job, satisfaction guaranteed!

"Devin and his crew were extremely efficient and professional. The work was done on-time and within budget. I highly recommend Mazepa Group."

Dawn _ on March 2025

With over 5 years experience serving the Caldwell and surrounding areas, Mazepa Group is your solution for all your construction needs. We pride ourselves on our extreme professionalism and superior customer care on every job, satisfaction guaranteed!

"Devin and his crew were extremely efficient and professional. The work was done on-time and within budget. I highly recommend Mazepa Group."

Dawn _ on March 2025


Avatar for Built To Last Home Improvements, LLC
Built To Last Home Improvements, LLC
600 Valentine St
4.77(
24
)
Approved Pro
Built To Last Home Improvements, LLC
600 Valentine St
4.77(
24
)
Approved Pro
Customers say: Quick response
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
7 years of experience

We are a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We offer a variety of General Contractor services that are customizable to each individual project. You will find us to be competitively priced, paying close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships and guarantee your satisfaction!

"I gave this man $3000 which was 33% of the job upfront. Was supposed to give him 33% at the halfway part And 34% upon completion. But when I went to my bathroom and realized you left drugs in my bathroom and I have small children. Not like that 3000 black and small cleaners caught easy and heâ s lucky he hasnâ t been charged with nothing. Only reason that happened is because I wouldnâ t pursue charges. He obviously is a drug addict and has a problem so maybe he should get help Possibly isnâ t the option maybe rehab is. If you paid for supplies, you got ripped off wait 10 years and it will all fall apart charges for certain stuff but buys different stuff so he can use the extra money to pick himself up drugs without nobody noticing, I am so terribly in grief over this. $3000 he ran off with how is Matt doing in business and not in a jail cell"

Daniel B on July 2024

We are a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. We offer a variety of General Contractor services that are customizable to each individual project. You will find us to be competitively priced, paying close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships and guarantee your satisfaction!

"I gave this man $3000 which was 33% of the job upfront. Was supposed to give him 33% at the halfway part And 34% upon completion. But when I went to my bathroom and realized you left drugs in my bathroom and I have small children. Not like that 3000 black and small cleaners caught easy and heâ s lucky he hasnâ t been charged with nothing. Only reason that happened is because I wouldnâ t pursue charges. He obviously is a drug addict and has a problem so maybe he should get help Possibly isnâ t the option maybe rehab is. If you paid for supplies, you got ripped off wait 10 years and it will all fall apart charges for certain stuff but buys different stuff so he can use the extra money to pick himself up drugs without nobody noticing, I am so terribly in grief over this. $3000 he ran off with how is Matt doing in business and not in a jail cell"

Daniel B on July 2024


NHDP LLC
25 Parker Rd
5.00(
1
)
Approved Pro
NHDP LLC
25 Parker Rd
5.00(
1
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
16 local quotes requested

**Business Description** We deliver premium quality and craftsmanship with a focus on efficiency and customer satisfaction. Our team ensures every project aligns with your vision, upholding the highest standards and prioritizing your preferences. Offering fully custom services with short timelines and quick delivery, we specialize in new construction, additions, and remodels. Payments are accepted via check, ACH, or cash. Let us bring your ideas to life with expert precision and attention to detail.

"They have provided very high quality work & very transparent with cost. They are very competitive and client friendly."

sudavenkata r on December 2024

**Business Description** We deliver premium quality and craftsmanship with a focus on efficiency and customer satisfaction. Our team ensures every project aligns with your vision, upholding the highest standards and prioritizing your preferences. Offering fully custom services with short timelines and quick delivery, we specialize in new construction, additions, and remodels. Payments are accepted via check, ACH, or cash. Let us bring your ideas to life with expert precision and attention to detail.

"They have provided very high quality work & very transparent with cost. They are very competitive and client friendly."

sudavenkata r on December 2024


Avatar for TGP Builders
TGP Builders
92 West 34th St Unit 7A
5.00(
1
)
Approved Pro
TGP Builders
92 West 34th St Unit 7A
5.00(
1
)
Approved Pro
1 years of experience

DJZ4AKAUZ LLC is a licensed contractor based in New Jersey, offering over 34 years of expertise in custom projects. As a woman-owned, bonded, and insured business, we specialize in a wide range of services, including water restoration, mold remediation, renewable energy solutions, and solar installation. Our team works alongside architects and engineers to ensure high-quality, efficient results, handling all aspects from permits to execution. We also provide electrical and interior design services tailored to your needs. With a commitment to transparency, DJZ4AKAUZ LLC is dedicated to delivering exceptional service with integrity and attention to detail. Whether you're renovating or restoring, we bring reliability, experience, and innovation to every project. Trust us to turn your vision into reality with professionalism and care.

"Anthony was professional and efficient!"

Nery R on March 2025

DJZ4AKAUZ LLC is a licensed contractor based in New Jersey, offering over 34 years of expertise in custom projects. As a woman-owned, bonded, and insured business, we specialize in a wide range of services, including water restoration, mold remediation, renewable energy solutions, and solar installation. Our team works alongside architects and engineers to ensure high-quality, efficient results, handling all aspects from permits to execution. We also provide electrical and interior design services tailored to your needs. With a commitment to transparency, DJZ4AKAUZ LLC is dedicated to delivering exceptional service with integrity and attention to detail. Whether you're renovating or restoring, we bring reliability, experience, and innovation to every project. Trust us to turn your vision into reality with professionalism and care.

"Anthony was professional and efficient!"

Nery R on March 2025


Avatar for Sovereign Homes, LLC
Sovereign Homes, LLC
PO Box 175
4.65(
13
)
Approved Pro
Sovereign Homes, LLC
PO Box 175
4.65(
13
)
Approved Pro
Super Service Award
Customers say: True professional
10 local quotes requested
16 years of experience

Sovereign Homes, LLC, specializes in residential building. With over 20 years experience in architecture, general contracting and project management, we design and build new construction, additions as well as renovations; managing residential projects from cost estimating, zoning feasibility, to full architectural design and construction completion. Whether it's adding a second level, creating a new family room or building a new home entirely, Sovereign Homes stands ready to serve your needs and assist you in making your vision a reality.

"Sovereign Homes brought our vision to life! We added a primary suite to our home, replacing an existing crawl space attic. Rey helped us step-by-step throughout the project. We appreciated his clear communication and efforts with the town and the contractors. We love the luxurious addition to our home!"

Karl S on March 2025

Sovereign Homes, LLC, specializes in residential building. With over 20 years experience in architecture, general contracting and project management, we design and build new construction, additions as well as renovations; managing residential projects from cost estimating, zoning feasibility, to full architectural design and construction completion. Whether it's adding a second level, creating a new family room or building a new home entirely, Sovereign Homes stands ready to serve your needs and assist you in making your vision a reality.

"Sovereign Homes brought our vision to life! We added a primary suite to our home, replacing an existing crawl space attic. Rey helped us step-by-step throughout the project. We appreciated his clear communication and efforts with the town and the contractors. We love the luxurious addition to our home!"

Karl S on March 2025


Avatar for Magnolia Home Remodeling Group
Magnolia Home Remodeling Group
1640 Vauxhall Road
4.94(
16
)
Approved Pro
Magnolia Home Remodeling Group
1640 Vauxhall Road
4.94(
16
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
99 local quotes requested

Magnolia Home Remodeling Group is a family owned and operated full service remodeling company. We have an experienced team of courteous and professional installers, specializing in vinyl siding, roofing, windows, doors, kitchens and bathrooms, decks, porches, patios, masonry, including brick and stone, and more. Magnolia Home Remodeling Group also facilitates affordable, no-hassle financing  tailored to suit your home upgrade needs. Programs with flexible solutions will allow you to finance any of your home improvement projects. We are committed to customer service and hope to provide 100% satisfaction to all of our clients. We respectfully ask that all homeowners be present when meeting with us for a free estimate. We feel that when researching and potentially choosing our company, allowing us to interact and provide the information to all parties works best. Our estimates are concise, descriptive, and hopefully informative! Thank you for considering us for an estimate

"Interesting experience"

Deborah B on August 2024

Magnolia Home Remodeling Group is a family owned and operated full service remodeling company. We have an experienced team of courteous and professional installers, specializing in vinyl siding, roofing, windows, doors, kitchens and bathrooms, decks, porches, patios, masonry, including brick and stone, and more. Magnolia Home Remodeling Group also facilitates affordable, no-hassle financing  tailored to suit your home upgrade needs. Programs with flexible solutions will allow you to finance any of your home improvement projects. We are committed to customer service and hope to provide 100% satisfaction to all of our clients. We respectfully ask that all homeowners be present when meeting with us for a free estimate. We feel that when researching and potentially choosing our company, allowing us to interact and provide the information to all parties works best. Our estimates are concise, descriptive, and hopefully informative! Thank you for considering us for an estimate

"Interesting experience"

Deborah B on August 2024

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Addition to existing structure building services FAQs

Building an in-law suite takes between two and seven months. Converting an existing basement, attic, or room can be done in about two months. Constructing a new addition or detached suite often takes four to five months for construction, plus one to two months for permits. The bigger the suite, the longer it will take. 

Yes, you can build an in-law suite in your backyard if you meet local building codes and zoning regulations. An in-law suite often occupies 300 to 800 square feet. Be sure to follow size restrictions, utility separations, and entrance requirements. Hiring a qualified contractor ensures you meet all regulatory requirements because they can pull permits, double-check local code, and gather other skilled pros to work on your suite. 

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