Luxury Redefined
Custom Home Builder in the Hamptons
Custom homes and renovations across the Hamptons and Long Island, where architectural excellence meets uncompromising luxury.
Start Your Luxury Project
Craftsmanship
With Vision
Serna Construction is a luxury custom home builder crafting bespoke luxury residences throughout the Hamptons and Long Island. With over 25 years of dedicated craftsmanship, founder Rafael Serna brings an unwavering commitment to quality, precision, and discretion. Each project reflects the lifestyle and vision of our clients—whether it’s a cozy retreat, an expansive estate, or a transformative renovation.
Years of Experience
Projects Completed
Our Expertise
From custom homes built from the ground up to kitchen, bathroom and whole-home remodeling, our work reflects a dedication to craftsmanship, luxury, and timeless design. Every project is approached with care and precision to create spaces that truly endure.
Custom Home Builds
Tailored homes built from the ground up, designed to reflect your lifestyle, and the way you truly want to live.
Full Home Remodels
Complete transformations that bring new life and modern elegance to existing homes.
Kitchen Remodeling
Luxury kitchens with refined finishes and layouts designed for everyday living.
Bathroom Remodeling
Spa-inspired bathrooms designed with elegant details, creating a space of comfort, relaxation, and timeless sophistication.
Deck Design & Building
Outdoor spaces built for relaxation, entertainment, and lasting style.
Custom Carpentry & Millwork
Bespoke woodwork and details that add character to every home.
Why Choose Us
Choosing the right builder is about more than construction—it’s about trust, vision, and execution. At Serna Construction, we combine decades of experience with a commitment to discretion and detail. Every project is delivered with the same promise: excellence without compromise.
25+ Years of Experience
Decades of hands-on expertise delivering timeless results.
Trusted & Respected
Proven reputation backed by satisfied clients and industry ratings.
Licensed & Insured
Providing complete protection and peace of mind on every build.