Dormers and Extensions

Long Island, NY

Estimates in 7–14 Days

We Carry Liability Insurance

Over 100 Years Combined Experience

By Appointment Only

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Expand Your Home With Dormers and Extensions

Want more living space? Raf Development Corp specializes in dormers and extensions on Long Island's North Shore. We help you make the most of your home. Our services include:

  • Adding dormers
  • Extending rooms
  • Building second stories
  • Creating bump-outs
  • Converting attics


From extra bedrooms to home offices, we can help you grow your space.
Contact us to discuss your home expansion ideas.


Boost Your Home's Value and Usability

Dormers and extensions do more than add space; they improve your daily life. Here's why you might want to expand:

  • Make room for family growth
  • Set up a home office
  • Boost your property value
  • Add more natural light
  • Make your home look better
  • Tailor your living areas


At Raf Development Corp, we know each home and homeowner is different. We'll work with you to design and build an extension that fits your home and meets your needs.


Why Choose Raf Development Corp

For dormers and extensions, you need a skilled team. Here's what makes Raf Development Corp stand out:

  • Over 100 years of combined experience
  • Licensed and insured in Suffolk County
  • Owner or manager on-site for all projects
  • BBB accredited
  • Emergency service available within the hour
  • Staff speak English, Spanish, Greek, and Italian
  • Skilled in new homes and remodels
  • Estimates provided in 7-14 days


We've built homes since 1982 and started Raf Development Corp in 2015. Our team's deep knowledge ensures your project will be handled with care and skill.


Contact Us

Interested in expanding your living space? Our team is ready to bring your ideas to life, guiding you from design to completion.


Get in touch today to set up a meeting and start planning your home expansion.

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We take care of the complex claims process for you. Our team works directly with insurance companies and banks to ensure smooth transactions.
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(631) 314-6123

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