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Addition to existing structure builders in Spring Valley

MC Squared Renovations
14 Edgewood Terrace
New on HomeAdvisorNew on Angi
Approved Pro
MC Squared Renovations
14 Edgewood Terrace
New on AngiNew on HomeAdvisor
Approved Pro
9 years of experience
Free onsite estimate

MC Squared Renovations 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.

MC Squared Renovations 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.


Allied Brothers Home Corp
20 Parish Drive
4.90(
45
)
Approved Pro
Allied Brothers Home Corp
20 Parish Drive
4.90(
45
)
Approved Pro
Customers say: Quick response
Recommended by 95% of Angi customers
Recommended by 95% of HomeAdvisor customers
12 years of experience

We are a locally owned and operated company that values honesty and integrity in all aspects of our business. Our major focus is on the quality our work and producing outstanding results. We are committed to creating a level of value unmatched by any of our competitors. We look forward to building lasting relationships with our clients and guarantee your satisfaction!

"They haven't started yet. They are scheduled for next week. So far, I liked their representation and their price is very competitive."

Caren W on August 2023

We are a locally owned and operated company that values honesty and integrity in all aspects of our business. Our major focus is on the quality our work and producing outstanding results. We are committed to creating a level of value unmatched by any of our competitors. We look forward to building lasting relationships with our clients and guarantee your satisfaction!

"They haven't started yet. They are scheduled for next week. So far, I liked their representation and their price is very competitive."

Caren W on August 2023


Avatar for Talo Architect
Talo Architect
700 Scarsdale Ave 2D
5.00(
3
)
Approved Pro
Talo Architect
700 Scarsdale Ave 2D
5.00(
3
)
Approved Pro
Customers say: Quick response
41 years of experience
Free onsite estimate

At Talo Architect, our focus is on the highest quality residential homes and additions in addition to commercial High Rise sector. Get in touch with us today. We are based in the New York Metropolitan area and operate globally. Together with cutting edge engineers and consultants, on time delivery and cost control is our first priority. We operate on virtual CAD 3D. From the earliest moment, our clients can view the design in real-time, as it evolves in 3D. If required, individual milestones are captured as required in traditional model and brochure formats for publications and meetings with investors, etc. Along with this feature, up-to-date cost estimates can be printed at any time with individual line items. We look forward to earning your business!

"If I could give Talo 10 stars I would. He was incredibly fast and efficient. He listens to your every detail and what he designed was identical to what I envisioned. The price was right and I will totally be coming back for all my architect needs."

Michael E on May 2025

At Talo Architect, our focus is on the highest quality residential homes and additions in addition to commercial High Rise sector. Get in touch with us today. We are based in the New York Metropolitan area and operate globally. Together with cutting edge engineers and consultants, on time delivery and cost control is our first priority. We operate on virtual CAD 3D. From the earliest moment, our clients can view the design in real-time, as it evolves in 3D. If required, individual milestones are captured as required in traditional model and brochure formats for publications and meetings with investors, etc. Along with this feature, up-to-date cost estimates can be printed at any time with individual line items. We look forward to earning your business!

"If I could give Talo 10 stars I would. He was incredibly fast and efficient. He listens to your every detail and what he designed was identical to what I envisioned. The price was right and I will totally be coming back for all my architect needs."

Michael E on May 2025


Avatar for JOHANNEMANN AND SONS GENERAL CONTRACTING LLC
JOHANNEMANN AND SONS GENERAL CONTRACTING LLC
1 Vreeland Terrace Unit 108
5.00(
15
)
Approved Pro
JOHANNEMANN AND SONS GENERAL CONTRACTING LLC
1 Vreeland Terrace Unit 108
5.00(
15
)
Approved Pro
11 local quotes requested
5 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 Home Improvement services that are customizable to each individual project. We specialize in Additions 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!

"Pleasure working with Rob and his team at Johannemann & Sons General Contracting. They are very professional and are thorough with their work. Highly recommend!!"

Brennen R on May 2025

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 Home Improvement services that are customizable to each individual project. We specialize in Additions 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!

"Pleasure working with Rob and his team at Johannemann & Sons General Contracting. They are very professional and are thorough with their work. Highly recommend!!"

Brennen R on May 2025


Avatar for Professionally Finished Carpentry
Professionally Finished Carpentry
24 Ferris Drive
5.00(
4
)
Approved Pro
Professionally Finished Carpentry
24 Ferris Drive
5.00(
4
)
Approved Pro
6 years of experience
Free onsite estimate

With 24 years of experience we offer all phases of home improvements. We specialize in Bathrooms, Decks, and full remodels but do it all. We bring a higher end finish to affordable projects paying attention to small finish details that most skip over. Building long term relationships with our customers is also very important to us.

"Mike was very professional. He did what he said he would do and always communicated with my wife and I. His work came out excellent. I will use him again and I recommend him to all my family amd friends. "

Richard B on March 2025

With 24 years of experience we offer all phases of home improvements. We specialize in Bathrooms, Decks, and full remodels but do it all. We bring a higher end finish to affordable projects paying attention to small finish details that most skip over. Building long term relationships with our customers is also very important to us.

"Mike was very professional. He did what he said he would do and always communicated with my wife and I. His work came out excellent. I will use him again and I recommend him to all my family amd friends. "

Richard B on March 2025


Avatar for Pro Solutions Home Renovations, LLC
Pro Solutions Home Renovations, LLC
578 Route 6 & 209 Suite 1
4.93(
64
)
Approved Pro
Pro Solutions Home Renovations, LLC
578 Route 6 & 209 Suite 1
4.93(
64
)
Approved Pro
Customers say: Quick response
40 local quotes requested
35 years of experience

Pro Solutions 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 customer’s interests and make their concerns the basis of our business. Please give us a call today!

"The team did a major renovation for us and they did very nice work. Communication was very good, everyone was courteous and hard working, and we are very happy with the end results."

melissa p on April 2024

Pro Solutions 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 customer’s interests and make their concerns the basis of our business. Please give us a call today!

"The team did a major renovation for us and they did very nice work. Communication was very good, everyone was courteous and hard working, and we are very happy with the end results."

melissa p on April 2024


Avatar for Premier Builders & Home Improvement
Premier Builders & Home Improvement
Located In:
5.00(
5
)
Approved Pro
Premier Builders & Home Improvement
Located In:
5.00(
5
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
15 years of experience

We're licensed and insured to build your dream living spaces. Kitchens, bathrooms, bedrooms, patios, living rooms, and more! We offer a diverse range of services tailored to meet the unique needs of every customer. 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!

"Excellent work! Was started and completed quickly so I could start enjoying it! The price was very good for the quality of work that was done!"

Anthony P on December 2024

We're licensed and insured to build your dream living spaces. Kitchens, bathrooms, bedrooms, patios, living rooms, and more! We offer a diverse range of services tailored to meet the unique needs of every customer. 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!

"Excellent work! Was started and completed quickly so I could start enjoying it! The price was very good for the quality of work that was done!"

Anthony P on December 2024


Avatar for Elevated Design and Construction LLC
Elevated Design and Construction LLC
3 Washington Place
New on HomeAdvisorNew on Angi
Approved Pro
Elevated Design and Construction LLC
3 Washington Place
New on AngiNew on HomeAdvisor
Approved Pro
15 years of experience
Free onsite estimate

Welcome to Elevated Design and Construction – Building the Future, One Project at a Time At Elevated Design and Construction, we specialize in delivering high-quality construction services that exceed client expectations. With over 40+ years of experience in the industry, we have built a reputation for excellence, reliability, and innovation. Our team of skilled professionals is dedicated to bringing your vision to life, from concept to completion. Whether it’s residential, commercial, or industrial projects, we combine advanced technology, sustainable practices, and a client-focused approach to ensure that every project is completed on time, within budget, and to the highest standards. From groundbreaking to the final touches, Elevated Design and Construction is your trusted partner in construction. Let’s build something great together!

Welcome to Elevated Design and Construction – Building the Future, One Project at a Time At Elevated Design and Construction, we specialize in delivering high-quality construction services that exceed client expectations. With over 40+ years of experience in the industry, we have built a reputation for excellence, reliability, and innovation. Our team of skilled professionals is dedicated to bringing your vision to life, from concept to completion. Whether it’s residential, commercial, or industrial projects, we combine advanced technology, sustainable practices, and a client-focused approach to ensure that every project is completed on time, within budget, and to the highest standards. From groundbreaking to the final touches, Elevated Design and Construction is your trusted partner in construction. Let’s build something great together!


Avatar for HammerTime Construction Group
HammerTime Construction Group
5.00(
6
)
Approved Pro
HammerTime Construction Group
5.00(
6
)
Approved Pro
Super Service Award
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
1066 local quotes requested

We’re a locally owned and operated company that values honesty and integrity and treats your home as our own. We offer various customizable General Contractor Home Improvement services for each project. We specialize in additions, kitchen, and bathroom remodels and provide a wide range of expertise for various other projects. We pride ourselves on the quality of our work and our commitment to outstanding results. We look forward to building lasting relationships and guaranteeing your satisfaction!

"HammerTime Construction Group is an outstanding construction company that delivers top-notch results every time. Their team is highly skilled, professional, and attentive to detail, ensuring every project is completed to the highest standards. They communicate clearly, stick to timelines, and provide transparent pricing with no surprises. Whether it’s a small renovation or a large build, their work is flawless and tailored to your needs. Highly recommend!"

Dewey M on February 2025

We’re a locally owned and operated company that values honesty and integrity and treats your home as our own. We offer various customizable General Contractor Home Improvement services for each project. We specialize in additions, kitchen, and bathroom remodels and provide a wide range of expertise for various other projects. We pride ourselves on the quality of our work and our commitment to outstanding results. We look forward to building lasting relationships and guaranteeing your satisfaction!

"HammerTime Construction Group is an outstanding construction company that delivers top-notch results every time. Their team is highly skilled, professional, and attentive to detail, ensuring every project is completed to the highest standards. They communicate clearly, stick to timelines, and provide transparent pricing with no surprises. Whether it’s a small renovation or a large build, their work is flawless and tailored to your needs. Highly recommend!"

Dewey M on February 2025


GLS Lawn & Landscaping
PO Box 1300
5.00(
1
)
Approved Pro
GLS Lawn & Landscaping
PO Box 1300
5.00(
1
)
Approved Pro
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
654 local quotes requested

In Business Since 1999. Where Your Neighbor Will Be Green With Envy At GLS Landscaping, we specialize in ground maintenance and simplifying the lives of businesses and homeowners who desire personal attention, and quality.

"Very pleased with retaining wall. I would recommend and use again."

Marina P on October 2024

In Business Since 1999. Where Your Neighbor Will Be Green With Envy At GLS Landscaping, we specialize in ground maintenance and simplifying the lives of businesses and homeowners who desire personal attention, and quality.

"Very pleased with retaining wall. I would recommend and use again."

Marina P on October 2024

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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.
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