Top-Rated Addition & Remodeling Pros Near You in Ronkonkoma, NY

A. Dorazio Design

A.dorazio design is a comprehensive design studio offering interior design and consulting services from initial concept to implementation. Amanda is a skilled and results-oriented designer with a strong passion and appreciation for design and detail. Whether a single space or a complete home, our approach to design is in the understanding of the client�s needs, budget and personal style. Builders and contractors, if your current or future project requires visual presentation aids, detailed project manage

Read more about A. Dorazio Design

Milano Brother Construction

With over 19 years of experience under our belt, we are your first choice in excellent customer satisfaction. We are locally owned and operated, and our professionals are always prompt, clean and friendly every step of the way. Call us today for a free estimate!

Read more about Milano Brother Construction

Double Check Builders Inc

Live in the home you’ve always envisioned with services from Double Check Builders in Ronkonkoma, New York. In business since 1958, Double Check Builders, Inc. has professional experience in the construction of first- and second-floor home additions on a slab, crawlspace, or full basement. We specialize in Long Island home improvement and new home construction. Double Check Builders, Inc. is a family-owned and -operated home improvement business, originally founded by Morton Ilberman in 1958. Morton took J

Read more about Double Check Builders Inc

IMS Remodeling

Welcome to IMS Remodeling, proudly servicing Ronkonkoma and the surrounding areas. Our goal is to complete your project to perfection. We look forward to building long lasting relationships with the customers that we serve. Call us today! You will not be disappointed.

Read more about IMS Remodeling

MK Remodeling

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.

Read more about MK Remodeling

Gillespie's Home Improvement
Restoration Experts

From providing thorough and meticulous water cleanup to offering you full water damage restoration services for your property in Long Island, we are prepared to take on the task at hand. At Restoration Experts, we make your satisfaction a priority. We can even take care of billing your insurance for you, and many of our clients don�t have any out of pocket expenses with us. We are a Long Island water damage company that provides residential and commercial water damage cleanup. If you have an emergency wate

Read more about Restoration Experts

Chavush Construction

Attention to Detail Perfectionist Very neat Conscientious mon thru friday 9 - 6

Read more about Chavush Construction

Island Wide Remodeling

Island Wide Remodeling has been proudly serving the Ronkonkoma and surrounding areas for over the past year and a half. We specialize in everything from residential roofing to interior trim molding installations. We pride ourselves on providing top notch quality service with a smile on each and every job we work on. So, give us a call today and we will be there fast and get the job done efficiently the first time! NY Business License #: 52845-H Expiration date: 01/01/2016

Read more about Island Wide Remodeling

RGD Construction

Independent contractor for over 20 years. Finishing basements is our specialty. I am on site on every job so each project gets the attention to detail that it deserves. I was a painter for many years and finisher by trade. I bring that same mentality to every job that I am on. Please feel free to call for a free estimate, 631 697-8913

Read more about RGD Construction

About Addition & Remodeling Pros in Ronkonkoma, NY

Transforming homes in Ronkonkoma through expertly planned additions and remodeling projects is no small task. As a seasoned local contractor with years of experience, I understand the unique challenges homeowners face when expanding or upgrading their properties here. From navigating zoning restrictions and setback requirements to addressing aging foundations or hillside construction, each project requires meticulous planning, a deep understanding of local regulations, and a commitment to quality craftsmanship. Whether you're considering an additional bedroom, a new ADU, or a complete home transformation, success begins with understanding the intricacies of building in Ronkonkoma.

Ronkonkoma’s permitting process, managed by the Town of Islip Building Department, is rarely straightforward. Many homes in the area face zoning constraints, such as SB 9 restrictions or HOA guidelines, which can impact design plans and project timelines. Historical overlays in older neighborhoods may require design review approvals to ensure additions align with the community’s character. Additionally, environmental considerations like floodplain restrictions may dictate foundation upgrades or green building compliance. These factors all play into the complexity—and cost—of remodeling in Ronkonkoma.

On average, home additions in Ronkonkoma range from $250 to $500 per square foot, depending on variables like layout, structural modifications, and material selections. Properties with aging foundations or narrow lots, often found in older sections of town, may incur higher costs due to specialized engineering or retrofitting needs. With the right expertise, however, these challenges can be tackled to create a seamless, stunning addition that elevates both the functionality and value of your home.

Addition & Remodeling FAQs

The average cost for home addition and remodeling services nationwide can vary significantly based on the scope of the project, materials used, and location. Typically:

  • A basic home addition, like a bedroom or bathroom, ranges from $20,000 to $75,000.
  • Major remodels, such as kitchens, can cost between $40,000 and $100,000 or more.
  • Luxury or custom projects (e.g., large-scale additions or premium materials) often exceed $150,000.

For a personalized estimate, always request quotes from at least three "Addition & Remodeling Pros" near you. Be sure to ask for itemized pricing to better understand labor and material costs.

When hiring "Addition & Remodeling Pros" in Ronkonkoma, consider these steps:

  1. Check Credentials: Ensure they are licensed and insured in your area.
  2. Read Reviews: Look up recent customer feedback online.
  3. Review Portfolios: Evaluate previous projects similar to what you need.
  4. Verify References: Request and follow up with past clients for firsthand feedback.
  5. Get Multiple Estimates: Obtain quotes from at least three contractors for comparison.

Taking time to research will ensure the professional you select meets your expectations and delivers quality work.

When requesting an estimate for a remodeling project, provide detailed information to get accurate quotes. Include:

  • Project Scope: Describe what you’re looking to achieve (e.g., a full kitchen remodel or a room addition).
  • Budget: Share your budget range if comfortable.
  • Timeline: Mention your desired completion date.
  • Material Preferences: Specify if you want high-end fixtures or budget materials.
  • Drawings or Plans: Provide sketches or architectural designs if available.

Clear communication reduces misunderstandings and helps contractors draft realistic proposals.

The timeline for home addition and remodeling projects depends on the complexity of the project. Here’s a general breakdown:

  • Smaller remodels (e.g., a bathroom): 2–4 weeks.
  • Moderate remodels (e.g., kitchens): 6–12 weeks.
  • Large-scale home additions: 3–6 months or more.

Planning, design, and permitting can add several weeks before construction starts. Be sure to discuss a detailed timeline with your "Addition & Remodeling Pros" to account for any delays related to weather, materials, or inspections.

Yes, most professional contractors will handle the permitting and zoning approval process as part of their service. However, it’s important to confirm this when hiring them. Local building codes and zoning regulations vary widely by area, so working with a licensed pro familiar with the requirements in your municipality ensures compliance and avoids potential fines.

For more on local code compliance, check with your city’s building department. The National Association of Home Builders also offers resources on remodeling guidelines.

Watch for these red flags to avoid unreliable contractors:

  • Unlicensed or uninsured: Always verify credentials.
  • Lowball Quotes: An estimate significantly lower than others could signal cut corners.
  • Lack of Contracts: Insist on a clear, written agreement.
  • Poor Communication: If they’re difficult to reach or rushing decisions, proceed cautiously.
  • No References: Unwillingness to provide past clients’ references is cause for concern.

Do your due diligence to ensure your project runs smoothly with a trustworthy pro.

Yes, many eco-friendly options are available for homeowners looking to remodel sustainably. Some popular choices include:

  • Energy-Efficient Windows: Reduce heating and cooling costs.
  • Reclaimed Materials: Use recycled wood or metal for a unique touch.
  • Low-VOC Paints: Improve indoor air quality.
  • Solar Panels: Offset energy consumption.
  • Smart Home Systems: Automate lighting and HVAC for efficiency.

Discuss green options with your "Addition & Remodeling Pros" to align your project with sustainability goals.

A home addition involves adding new space to your home, such as building an extra bedroom, bathroom, or garage. It typically increases the overall square footage of your property. In contrast, a remodel updates or reconfigures existing spaces. For example, remodeling could involve upgrading your kitchen appliances or redoing the layout of your living room without changing the home’s size.

When deciding between the two, consider your needs, budget, and property’s existing layout.

The most popular remodeling projects for homeowners include:

  1. Kitchen Remodels: Upgrading cabinets, countertops, and appliances.
  2. Bathroom Renovations: Adding modern fixtures or expanding space.
  3. Basement Finishing: Creating functional living areas.
  4. Room Additions: Adding bedrooms, home offices, or sunrooms.
  5. Exterior Updates: Replacing siding, roofing, or windows.

Each project can increase property value while enhancing your home’s comfort and functionality.

Yes, in Ronkonkoma, "Addition & Remodeling Pros" must adhere to local licensing and permit regulations to ensure safety and compliance. Contractors typically need a valid state or local contractor’s license, insurance, and sometimes bonding for larger projects. Always verify their licensing status through local agencies, such as your state’s licensing board or municipal building department.

For assistance, many states provide online verification tools, like the Contractor’s State Licensing Board in California or similar organizations in your state.

Reviews for Addition & Remodeling Pros

Garage to Dream Office in Days
I needed an outdated garage converted into a functional office fast. Within hours of posting, I had bids from three local pros in Charlotte. The contractor I chose was phenomenal—came in under budget and had it done in five days. I’m finally working from home in style!
Emma R.
Ratings icon
Basement Rescue Made Easy
Our basement had water damage, and we were overwhelmed. Thanks to this service, I found a local pro in Milwaukee who not only fixed the issue but also redesigned the space into a cozy family room. Best of all, we saved over $2,000 compared to other quotes!
Tyler B.
Ratings icon
Bathroom Reno, Zero Hassle
After struggling to find someone reliable for our guest bathroom remodel, this platform was a lifesaver. In less than a day, I connected with a pro who quoted fairly and stuck to the timeline. The final result is stunning and added so much value to our home.
Sophia K.
Ratings icon

Why Hire Addition & Remodeling Pros on The Builder Market?

Find Top-Rated Addition & Remodeling Pros Near You

Related Services Near You

Learn More about Our Contributors

Maria Vierra avatar

Maria VierraEditor

Maria Vierra is the lead designer at Vierra Fine Homes, bringing over two decades of experience in high-end residential design and construction. Her expertise and attention to detail ensure every project meets the highest standards of excellence, blending functionality with aesthetic appeal.

Brett Taylor avatar

Brett TaylorAuthor

Brett Taylor is the co-founder of The Builder Market and a visionary entrepreneur in the home services and construction industries. With a passion for innovation, Brett has played a pivotal role in revolutionizing how professionals and homeowners connect and collaborate.

This page was last updated on Nov 28, 2025, 6:27:50 AM