Top-rated addition to existing structure builders.

Get matched with top addition to existing structure 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.

Addition to existing structure builders in Landrum

Avatar for Gary Winterburn General Contractor
Gary Winterburn General Contractor
P.O. Box 365
3.94(
9
)
Approved Pro
Gary Winterburn General Contractor
P.O. Box 365
3.94(
9
)
Approved Pro
Customers say: Quick response
22 years of experience
Free onsite estimate

We are a locally owned and operated company that values honesty, integrity and treats your home or business as if it were our own. We have been a licensed builder since 2003, and offer complete home makeovers and business renovations. We are a full service general contractor licensed in NC and SC residential and commercial. We have a variety of specialties such as modular home building, major renovations, home additions, and much more. 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!

"Good work"

Elmo T on June 2024

We are a locally owned and operated company that values honesty, integrity and treats your home or business as if it were our own. We have been a licensed builder since 2003, and offer complete home makeovers and business renovations. We are a full service general contractor licensed in NC and SC residential and commercial. We have a variety of specialties such as modular home building, major renovations, home additions, and much more. 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!

"Good work"

Elmo T on June 2024


Avatar for Glenn Gate Construction, LLC
Glenn Gate Construction, LLC
706 East Silverleaf Street
5.00(
4
)
Approved Pro
Glenn Gate Construction, LLC
706 East Silverleaf Street
5.00(
4
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
32 years of experience

We are a locally owned and operated company that values honesty, integrity and treats your home as if it were our own. We specialize in screen porches and decks. 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. Our clients are proud to show their decks and porches we’ve built so you can see finished products instead of just pictures. Our craftsmanship is uncontested and our customer service is top notch. Contact us for free consultation and estimate. I, Paul Fiaschetti, owner, builder and master carpenter go on every appointment to look at and estimate every job. We appreciate every opportunity to consult and provide estimate within 48 hours.

"Paul and his team did an excellent job. They were on time, eager to discuss what was being done as well as next steps. The finished product is what we hoped for. Well built, great workmanship for a fair price."

Ross M on May 2022

We are a locally owned and operated company that values honesty, integrity and treats your home as if it were our own. We specialize in screen porches and decks. 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. Our clients are proud to show their decks and porches we’ve built so you can see finished products instead of just pictures. Our craftsmanship is uncontested and our customer service is top notch. Contact us for free consultation and estimate. I, Paul Fiaschetti, owner, builder and master carpenter go on every appointment to look at and estimate every job. We appreciate every opportunity to consult and provide estimate within 48 hours.

"Paul and his team did an excellent job. They were on time, eager to discuss what was being done as well as next steps. The finished product is what we hoped for. Well built, great workmanship for a fair price."

Ross M on May 2022


Avatar for Discount Garage & Exteriors
Discount Garage & Exteriors
223 Siloam Road
4.67(
16
)
Approved Pro
Discount Garage & Exteriors
223 Siloam Road
4.67(
16
)
Approved Pro
Customers say: Quality work
74 local quotes requested
29 years of experience

**Business Bio Summary** Transform Your Home with Discount Garage & Exteriors! Since 1996, our family-owned construction company has been delivering top-quality craftsmanship and exceptional service. Licensed, insured, and bonded, we’ve earned an A+ rating from the Better Business Bureau, proving our dedication to excellence and customer satisfaction. From garages and home additions to complete exterior makeovers, we bring your vision to life with precision and care. Our experienced team is committed to quality, ensuring every project meets your unique needs while enhancing the beauty and functionality of your home. Trust Discount Garage & Exteriors—where family values, integrity, and superior craftsmanship come together. Contact us today and let’s build something amazing!

"Very knowledgable"

Bob M on May 2022

**Business Bio Summary** Transform Your Home with Discount Garage & Exteriors! Since 1996, our family-owned construction company has been delivering top-quality craftsmanship and exceptional service. Licensed, insured, and bonded, we’ve earned an A+ rating from the Better Business Bureau, proving our dedication to excellence and customer satisfaction. From garages and home additions to complete exterior makeovers, we bring your vision to life with precision and care. Our experienced team is committed to quality, ensuring every project meets your unique needs while enhancing the beauty and functionality of your home. Trust Discount Garage & Exteriors—where family values, integrity, and superior craftsmanship come together. Contact us today and let’s build something amazing!

"Very knowledgable"

Bob M on May 2022


Avatar for Surface Bella, LLC
Surface Bella, LLC
297 GARLINGTON RD
3.13(
8
)
Approved Pro
Surface Bella, LLC
297 GARLINGTON RD
3.13(
8
)
Approved Pro
1857 local quotes requested
25 years of experience

Heating Air Paramedics is your local small Greenville HVAC provider. We work closely with each client to understand their unique needs and preferences, and our commitment to customer satisfaction means we won't rest until you are 100% happy with our work. STAY COMFORTABLE AND CONFIDENT ALL YEAR ROUND From emergency repairs to routine maintenance, our 24/7 expert service ensures you can trust us to keep your home feeling just right. Comprehensive Heating and Air Services Finding the right heating and air conditioning professional isn't easy. Choosing someone who does great work, shows up when you need help and won't overcharge you — it can be frustrating.

"Surface Bella responded on time and provides a quote in a few days. In the end the price was to high."

Glen M on February 2025

Heating Air Paramedics is your local small Greenville HVAC provider. We work closely with each client to understand their unique needs and preferences, and our commitment to customer satisfaction means we won't rest until you are 100% happy with our work. STAY COMFORTABLE AND CONFIDENT ALL YEAR ROUND From emergency repairs to routine maintenance, our 24/7 expert service ensures you can trust us to keep your home feeling just right. Comprehensive Heating and Air Services Finding the right heating and air conditioning professional isn't easy. Choosing someone who does great work, shows up when you need help and won't overcharge you — it can be frustrating.

"Surface Bella responded on time and provides a quote in a few days. In the end the price was to high."

Glen M on February 2025


Avatar for Express Sunrooms
Express Sunrooms
PO BOX 6841
5.00(
2
)
Approved Pro
Express Sunrooms
PO BOX 6841
5.00(
2
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
108 local quotes requested

Screen Porches, Sunrooms, Decks, Pergolas, and Patio Covers for Homeowners Who Want to Enjoy the Finest in Outdoor Living Asking a sunroom contractor to help you implement some of the ideas you have for your home can be advantageous. If you own a place in the Greenville area, you can turn to the professionals at Express Sunrooms for assistance. Our options are priced to be affordable, and you’ll be amazed by our commitment to providing a great experience. All of the products we offer are from quality manufacturers. Whatever the challenges your project might present, you can rest assured that we’ll be hands-on in dealing with them. With the aid of a sunroom contractor from Express Sunrooms, you can add a bit more enjoyment to your residence. Call or 'click' for an estimate today!

"Jim Tripp and the team at Express Sunrooms did a wonderful job on my patio cover. I wanted something that would provide some shade from the sun which sets over the fence in my backyard and heats my living room and kitchen up a ton in the summer. They came out, worked with me to get HOA approval, and then did a wonderful job installing it. I was very impressed at how clean they left my backyard and at the quality of the work. I also thought the price was more than reasonable. I had other quotes that were way out there and Express Sunrooms worked with me to get this within my budget and were honest and upfront with me the entire way. Highly highly recommend this team!"

Amanda r on March 2025

Screen Porches, Sunrooms, Decks, Pergolas, and Patio Covers for Homeowners Who Want to Enjoy the Finest in Outdoor Living Asking a sunroom contractor to help you implement some of the ideas you have for your home can be advantageous. If you own a place in the Greenville area, you can turn to the professionals at Express Sunrooms for assistance. Our options are priced to be affordable, and you’ll be amazed by our commitment to providing a great experience. All of the products we offer are from quality manufacturers. Whatever the challenges your project might present, you can rest assured that we’ll be hands-on in dealing with them. With the aid of a sunroom contractor from Express Sunrooms, you can add a bit more enjoyment to your residence. Call or 'click' for an estimate today!

"Jim Tripp and the team at Express Sunrooms did a wonderful job on my patio cover. I wanted something that would provide some shade from the sun which sets over the fence in my backyard and heats my living room and kitchen up a ton in the summer. They came out, worked with me to get HOA approval, and then did a wonderful job installing it. I was very impressed at how clean they left my backyard and at the quality of the work. I also thought the price was more than reasonable. I had other quotes that were way out there and Express Sunrooms worked with me to get this within my budget and were honest and upfront with me the entire way. Highly highly recommend this team!"

Amanda r on March 2025


Avatar for Raybrook Homes LLC
Raybrook Homes LLC
2331 Locust Hill Rd
5.00(
2
)
Approved Pro
Raybrook Homes LLC
2331 Locust Hill Rd
5.00(
2
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
267 local quotes requested

We build and renovate epic homes that make your space truly stand out. Whether you're dreaming up a brand-new home on your lot, refreshing your current one, or handling an insurance claim after a tough break, we've got you covered. From full home makeovers to building your dream home from the ground up, we make the process smooth and stress-free! We also handle insurance claims.

"Raybrook Homes turned my 1970s home into a modern, upscaled living space. Price was reasonable, the crew was outgoing and VERY respectful. 10/10 would recommend !"

Katie W on September 2024

We build and renovate epic homes that make your space truly stand out. Whether you're dreaming up a brand-new home on your lot, refreshing your current one, or handling an insurance claim after a tough break, we've got you covered. From full home makeovers to building your dream home from the ground up, we make the process smooth and stress-free! We also handle insurance claims.

"Raybrook Homes turned my 1970s home into a modern, upscaled living space. Price was reasonable, the crew was outgoing and VERY respectful. 10/10 would recommend !"

Katie W on September 2024


Avatar for Modern Builders
Modern Builders
302 Kings Mountain Dr
5.00(
5
)
Approved Pro
Modern Builders
302 Kings Mountain Dr
5.00(
5
)
Approved Pro
Super Service Award
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
344 local quotes requested

Modern Builders is a home improvement company serving upstate South Carolina. We specialize in screenrooms, sunrooms, kitchens, bathroms including tile & acrylic shower systems. We bring your home a modern upgrade! With over 20 years experience, many projects can be completed in 1 day. We are licensed & insured.

"Great no problems. Everything he said he was gonna, he did. Good quality work done short amount of time"

Doug C on September 2024

Modern Builders is a home improvement company serving upstate South Carolina. We specialize in screenrooms, sunrooms, kitchens, bathroms including tile & acrylic shower systems. We bring your home a modern upgrade! With over 20 years experience, many projects can be completed in 1 day. We are licensed & insured.

"Great no problems. Everything he said he was gonna, he did. Good quality work done short amount of time"

Doug C on September 2024


Avatar for Five Star Windows and Remodeling
Five Star Windows and Remodeling
Local
4.66(
35
)
Approved Pro
Five Star Windows and Remodeling
Local
4.66(
35
)
Approved Pro
Customers say: True professional
Recommended by 91% of Angi customers
Recommended by 91% of HomeAdvisor customers
404 local quotes requested

Five Star Windows & Remodeling, LLC, is a great choice in Spartanburg County and the surrounding communities for all your home improvement needs! Five Star is bonded and licensed. Five Star Windows & Remodeling offers superior, first class remodeling, renovating, and repairing services for inside and outside your home. Check Five Star Windows & Remodeling at Home Advisor and Angie’s List. Five Star works hard to complete your project to your 100% satisfaction. Call 864-706-9939 today for a free estimate.

"Five Star did a great job for me. The quote was reasonable. The team was efficient and quick. My bathroom looks great. (My Mom loves it.) I am very happy and satisfied with their services. I will be recommending them to others! I will definitely be calling them for other jobs."

Tracy B on April 2025

Five Star Windows & Remodeling, LLC, is a great choice in Spartanburg County and the surrounding communities for all your home improvement needs! Five Star is bonded and licensed. Five Star Windows & Remodeling offers superior, first class remodeling, renovating, and repairing services for inside and outside your home. Check Five Star Windows & Remodeling at Home Advisor and Angie’s List. Five Star works hard to complete your project to your 100% satisfaction. Call 864-706-9939 today for a free estimate.

"Five Star did a great job for me. The quote was reasonable. The team was efficient and quick. My bathroom looks great. (My Mom loves it.) I am very happy and satisfied with their services. I will be recommending them to others! I will definitely be calling them for other jobs."

Tracy B on April 2025


Avatar for Precise Repair & Remodel
Precise Repair & Remodel
2287 North Highway 101
4.63(
97
)
Approved Pro
Precise Repair & Remodel
2287 North Highway 101
4.63(
97
)
Approved Pro
Super Service Award
Customers say: Quality work
404 local quotes requested
18 years of experience

(July 15, 2024) Hello Folks, Scott here. Thanks for visiting my profile. I look fwd to hearing from you for any of your household beautification projects. while we specialize in kitchen/ bath remodels. Our capabilities go far beyond, with some limitations. I'm not a fan of the term "Jack of all trades" but there isn't much I can't do for a home, with full integrity and pride in workmanship. As well as dependability. I don't use industry standard pricing, I assess and come up with a fair budget that works for both parties. I could ramble more but just feel free to give me a call and I'll prove why you should have a Precise touch to your home. Wishing you a great day filled with smiles

"Excellent! Scott made sure I was satisfied. The kitchen turned out great. His sheet rocking skills are amazing. His price was very fair and I am absolutely thrilled with the outcome. We will be hiring him again for other projects we have in mind. Valerie McKinney"

Valerie M on March 2025

(July 15, 2024) Hello Folks, Scott here. Thanks for visiting my profile. I look fwd to hearing from you for any of your household beautification projects. while we specialize in kitchen/ bath remodels. Our capabilities go far beyond, with some limitations. I'm not a fan of the term "Jack of all trades" but there isn't much I can't do for a home, with full integrity and pride in workmanship. As well as dependability. I don't use industry standard pricing, I assess and come up with a fair budget that works for both parties. I could ramble more but just feel free to give me a call and I'll prove why you should have a Precise touch to your home. Wishing you a great day filled with smiles

"Excellent! Scott made sure I was satisfied. The kitchen turned out great. His sheet rocking skills are amazing. His price was very fair and I am absolutely thrilled with the outcome. We will be hiring him again for other projects we have in mind. Valerie McKinney"

Valerie M on March 2025


Avatar for Rich's Construction LLC
Rich's Construction LLC
137 McIntosh Ln
4.10(
10
)
Approved Pro
Rich's Construction LLC
137 McIntosh Ln
4.10(
10
)
Approved Pro
307 local quotes requested
22 years of experience

We take all of your needs into consideration in order to provide the best service. Call Richs Construction LLC today. If you're in need of a Roof, Deck, Porch, etc. you've come to the right place. Richs Construction LLC is a trusted provider for all of your needs!. Our goal is to exceed customer expectations on every roofing job we undertake, from new installations to extensive repair jobs.

"Rich and his crew were awesome! Rich quoted me a price and never asked for more. His quote was very reasonable. He even replaced 3 other support posts that were not in the quote at no addition cost. His crew were meticulous and detailed and completed the deck in a timely manner. Upon completion they cleaned everything up and removed all debris. My wife and I could not have been more pleased and we would highly recommend Rich to anyone seeking deck building."

Larry M on March 2025

We take all of your needs into consideration in order to provide the best service. Call Richs Construction LLC today. If you're in need of a Roof, Deck, Porch, etc. you've come to the right place. Richs Construction LLC is a trusted provider for all of your needs!. Our goal is to exceed customer expectations on every roofing job we undertake, from new installations to extensive repair jobs.

"Rich and his crew were awesome! Rich quoted me a price and never asked for more. His quote was very reasonable. He even replaced 3 other support posts that were not in the quote at no addition cost. His crew were meticulous and detailed and completed the deck in a timely manner. Upon completion they cleaned everything up and removed all debris. My wife and I could not have been more pleased and we would highly recommend Rich to anyone seeking deck building."

Larry M on March 2025

...
Showing 1-10 of 643

Addition to existing structure building services FAQs

Most ADU projects require several months from initial planning through final inspection. The timeline includes designing plans, securing permits, site preparation, construction, and finishing work. 

Factors affecting duration include project complexity, contractor availability, weather conditions, and local permitting processes. Planning for potential delays due to material shortages or inspection scheduling is advisable when establishing your project timeline.

Homeowners can access various funding sources for ADU projects. Home equity loans and lines of credit leverage existing property value, while construction loans provide phased funding specifically for building projects. Some areas offer specialized ADU financing programs with favorable terms. 

Personal loans might work for smaller conversions, though they often carry higher interest rates. Your financial situation, credit profile, and project scope will determine which option provides the most advantageous terms.

Adding an ADU often increases your property's assessed value, resulting in higher tax obligations. The specific impact varies by location, as assessment methods and tax rates differ between jurisdictions. Some areas offer temporary exemptions or gradual increases to ease the financial transition. 

For accurate projections, consult your local tax assessor before beginning construction to understand how your specific project will affect future tax bills.

Short-term rental regulations vary dramatically between municipalities. Some jurisdictions permit vacation rentals with minimal restrictions, while others impose occupancy limits, licensing requirements, or outright prohibitions, particularly for ADUs. Many areas require owner occupancy of the primary residence when renting an ADU short-term. 

Research your local ordinances thoroughly before planning rental income, as non-compliance penalties can be substantial.

The ADU construction process frequently encounters obstacles, including complex permitting requirements, unexpected site conditions requiring additional work, contractor scheduling difficulties, and budget management challenges. Many homeowners underestimate the complexity of coordinating multiple specialized trades. 

Additionally, ensuring adequate privacy between the main residence and ADU while maintaining aesthetic cohesion requires careful planning. Thorough preparation and working with experienced professionals can help navigate these common pitfalls.

Identifying qualified ADU contractors requires targeted research. Begin by seeking recommendations from neighbors with completed ADU projects or contacting local builder associations for specialist referrals. Review contractors' portfolios specifically for ADU or small residential projects similar to your vision. 

When interviewing potential candidates, assess their familiarity with local ADU regulations, ask about recent similar projects, and request contact information for past clients with comparable projects.

The homeowners guide to addition to existing structure building services
From average costs to expert advice, get all the answers you need to get your job done.
built-in outdoor kitchen with grill and sink
Apr 30, 2025
Apr 30, 2025
Budget for outdoor kitchen costs based on factors such as appliances, materials, permits, labor, amenities, kitchen size, customizations, and more.
BLUE TWO STORY HOME
Apr 30, 2025
Apr 30, 2025
Budget for the cost to add a second story based on factors such as size, foundation work, materials, labor, permits, post-construction cleaning, and more.
small bathroom that has been updated in a remodel
Apr 29, 2025
Apr 29, 2025
Budget for the cost to remodel a small bathroom based on factors such as required fixtures, bathroom size, labor, remodel type, site prep, and more.
guest house in the backyard
Apr 27, 2025
Apr 27, 2025
Need to build a guest house? Here’s how much it costs, what factors affect cost, and what to expect.
Kitchen view leading into dining area
Apr 28, 2025
Apr 28, 2025
Use this guide to budget for bump-out addition costs based on factors such as room size, room type, labor, finishes, permits, and more.
House roof with nice window
Apr 28, 2025
Apr 28, 2025
Budget for dormer addition costs based on factors such as roof type, framing, customizations, reinforcement, cladding, labor, and more.
Share project details to get started.