Home Improvement & Remodeling Services in Hauppauge, NY
Whether you are looking to protect your home from seasonal Long Island storms with a lifetime roofing system, boost your curb appeal with premium siding, or expand your living space with a custom interior remodel, Daniel R. O’Brien Contracting LLC is Hauppauge’s trusted partner for high-quality craftsmanship.
Since 1986, we have served the Suffolk County community with an unwavering commitment to integrity. We are proud to maintain a perfect A+ rating and a zero-complaint record with the Better Business Bureau (BBB) throughout our 40-year history.
Expert Exterior Home Improvements in Hauppauge
Hauppauge—historically known as the "Land of Sweet Waters"—is famous for its underground natural springs and high water table. While this local hydrology makes our parks and soils lush, the elevated moisture levels and Long Island's coastal climate mean that local homes require extra protection. From Wheeler Road down to Townline Road, we provide expert exterior installation and repair services using premium, moisture-resistant materials designed to stand the test of time.
A failing roof is more than an eyesore; in Hauppauge, it can invite wood rot and mold. From emergency leak repairs to full architectural shingle installations, we are the premier roofing contractors in Suffolk County.
Give your home a complete facelift while dramatically improving its insulation. We specialize in heavy-duty vinyl siding, classic cedar-shake lookalikes, and premium James Hardie® fiber-cement siding. Our products are engineered to resist fading from UV rays, warping from summer humidity, and moisture damage from local rainstorms.
Drafty windows are one of the leading causes of high utility bills. We install industry-leading brands like Andersen and Pella, ensuring an airtight seal and a beautiful finish. Whether you own a classic colonial or a mid-century split-level, our team will help you choose style-appropriate, low-E glass options that keep your home warm in the winter and cool during humid Long Island summers.
With Hauppauge’s beautiful, wooded properties—especially in neighborhoods near Blydenburgh County Park—clogged gutters are a constant battle. We install seamless aluminum gutter systems and advanced leaf protection to route rainwater safely away from your home’s fascia boards, siding, and foundation.
Roof Replacement & Professional Repairs in Hauppauge
Special Offer: Take $500 off any complete new roof installation.
Peace of Mind: Every new roof comes with a 50-year limited lifetime warranty and our own 10-year workmanship guarantee. We use advanced underlayment systems to keep your decking dry and structurally sound.
Custom Interior Remodeling & Additions
If you love your Hauppauge neighborhood but your home's layout no longer fits your family's lifestyle, you don't need to move. Our team handles everything from the initial design concept to the final, precise trim work.
The kitchen is the heart of your home. Whether you are looking to open up a traditional closed floor plan to create a modern, open-concept kitchen or simply want to upgrade to custom wood cabinetry and high-end quartz countertops, we tailor every layout to your everyday lifestyle.
Turn your old bathroom into a personal sanctuary. We specialize in fully custom bathroom renovations, including modern walk-in tile showers, freestanding soaking tubs, space-saving double vanities, and moisture-resistant ventilation systems that prevent mold in damp coastal environments.
Need more square footage? Many of the ranches and split-levels built in Hauppauge during the post-WWII suburban expansion are perfect candidates for shell dormers and full-scale home extensions. Whether you already have architectural drawings or need us to help you secure them and navigate local building codes in Islip or Smithtown, we manage the entire structural process from the ground up.
Because of Hauppauge’s famously high underground water tables, finishing a basement here requires specialized expertise. We don’t just hang drywall; we evaluate your foundation’s drainage and install moisture-tolerant framing, flooring, and proper egress windows to ensure your new home theater, gym, or extra bedroom is completely dry, safe, and fully code-compliant.
The Daniel R. O'Brien Difference
For four decades, we have operated under the same license, the same phone number, and the same high standards of quality. When you hire us for your Hauppauge home improvement project, you benefit from:
- Decades of Local Expertise: Serving Long Island homeowners since 1986. We know Suffolk County’s building codes and regional climate challenges inside and out.
- Fully Licensed & Insured: Comprehensive, worry-free coverage in both Suffolk and Nassau Counties.
- Direct Owner Involvement: Daniel R. O’Brien personally oversees our projects to guarantee that our high standards of craftsmanship are met.
- Exclusive Discounts: We proudly offer a 5% discount for Seniors, Military Veterans, and New Customers.
- Proven Reliability: A true “One Call Does It All” approach with an unblemished, zero-complaint history.
Proudly Serving All of Hauppauge, NY
We provide residential remodeling services across all of Hauppauge, covering both the Town of Smithtown and the Town of Islip sides of the hamlet, including neighborhoods near:
- Hauppauge High School & The Pines
- Forest Brook & Bretton Woods
- Motor Parkway & Wireless Boulevard
- Blydenburgh County Park & Hidden Pond Park
Start Your Hauppauge Home Transformation Today
Ready to discuss your project? Call us today at 631-981-2587 or fill out our online form to schedule your free, no-obligation consultation and project estimate. Let’s build something beautiful together!