General Contracting in Port Jefferson, New York

Comprehensive Construction Solutions Focused on Quality, Precision, and Lasting Value

Every great space begins with a vision—and at Seaview Contracting LLC, we turn that vision into reality. As a full-service general contracting company with more than 15 years of experience, we combine craftsmanship, innovation, and integrity to deliver projects that inspire confidence and stand the test of time. From new home construction and large-scale renovations to remodeling, additions, and construction management, our work reflects an unwavering dedication to precision and professionalism. Each project we complete—residential or commercial—embodies our promise to build with purpose, detail, and long-term value.


Serving Port Jefferson, New York, and the broader North Shore region, including Setauket, Mount Sinai, Stony Brook, and Miller Place, we deliver craftsmanship that endures. Our local expertise extends far beyond construction—we understand the architectural character, zoning regulations, and coastal conditions that define Long Island’s landscape. Whether restoring a classic Port Jefferson property or constructing a modern coastal retreat, we tailor every detail to the region’s distinct style and environment. This insight allows us to deliver work that complements both the aesthetic and the structural demands of the area.


At Seaview Contracting LLC, collaboration is the cornerstone of our process. We listen, plan, and build with transparency, ensuring your vision is reflected in every nail, beam, and finish. Our project management approach emphasizes accountability, clear communication, and efficient execution—so your construction experience is as seamless as the final result. More than builders, we are partners dedicated to crafting spaces that elevate everyday living while preserving quality, comfort, and craftsmanship for generations.

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For the fastest reply, call or text us 24/7 at 631-680-8129

Free Estimate!

For the fastest reply, call or text us 24/7 at

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Our Services

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Our General Contracting Services

  • New Home Construction

    We build custom homes that reflect your unique vision and lifestyle. From foundation to final finish, our experienced team manages every phase with precision. Each project combines architectural beauty, energy efficiency, and lasting strength—resulting in a home built to endure, inspire, and perfectly fit your family’s future.

  • Home Renovation and Additions

    Transform your existing home with modern updates or carefully planned additions. Whether expanding living areas, reconfiguring layouts, or updating interiors, we merge style with function. Our process ensures every renovation feels cohesive, maintaining your home’s charm while enhancing comfort, space, and long-term property value with expert craftsmanship.

  • Kitchen and Bathroom Remodeling

    We design kitchens and bathrooms that fuse elegance with practicality. Using quality materials, ergonomic layouts, and detailed craftsmanship, we create spaces that reflect your personal style while enhancing efficiency and appeal. Every remodel balances aesthetics, comfort, and usability—raising your home’s value and enriching your everyday experience.

  • Basement Finishing and Conversions

    Unlock your home’s potential by transforming your basement into a functional living space. From insulation and moisture control to lighting and design, we create inviting environments tailored to your lifestyle. Whether a home theater, office, or guest suite, our refinishing adds comfort, versatility, and lasting value.

  • Exterior Renovations and Structural Upgrades

    Enhance your home’s durability and beauty with exterior upgrades. We specialize in roofing, siding, masonry, and energy-efficient window replacements that strengthen your property while improving appearance and protection. Our focus on detail ensures every improvement boosts curb appeal, resilience, and performance against the coastal New York climate.

  • Project Planning and Construction Management

    Our planning and management services ensure flawless execution. We oversee permits, budgets, and schedules while coordinating trades for maximum efficiency. Through transparent communication and meticulous supervision, we keep projects on track, within scope, and aligned with your vision—delivering reliable, stress-free construction from start to finish.

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Benefits of Choosing Professional General Contracting

Streamlined Project Management

A general contractor simplifies complex construction by overseeing every phase—from planning to completion. We coordinate trades, materials, and schedules under one system, ensuring seamless workflow and communication. This structured approach eliminates delays, minimizes confusion, and allows your project to progress efficiently without the stress of managing multiple contractors.

Superior Craftsmanship and Quality Control

We maintain exceptional quality through precise workmanship and rigorous oversight. Every detail, from framing to finishes, reflects our commitment to excellence. Regular inspections, high-grade materials, and strict standards ensure each structure is durable, safe, and visually refined—delivering long-term satisfaction that exceeds both aesthetic and structural expectations.

Cost Efficiency and Budget Accuracy

Working with a general contractor saves time and money through strategic planning and transparent cost management. We handle supplier negotiations, optimize resource allocation, and eliminate inefficiencies. Our detailed estimates and proactive tracking keep projects on budget—ensuring quality results that meet your goals without unnecessary financial strain.

Access to Trusted Industry Professionals

Our extensive network includes skilled tradespeople, architects, engineers, and suppliers who share our dedication to quality and integrity. Collaborating with proven professionals allows us to deliver reliable craftsmanship and consistent performance—ensuring your project benefits from industry expertise at every level, from initial design through final completion.

Enhanced Safety and Compliance

We prioritize job-site safety and strict regulatory compliance on every project. Our team follows OSHA standards, local building codes, and inspection protocols to maintain a secure, legally compliant environment. These safety measures protect workers, property, and clients—ensuring smooth progress and a flawless final result.

Long-Term Value and Lasting Results

A professionally managed construction project adds enduring value and performance to your property. Our attention to structure, materials, and design ensures your investment remains resilient and visually appealing for decades. Every completed project reflects quality craftsmanship that enhances comfort, durability, and future resale potential.

Testimonials


See What Our Customers Are Saying!

Five black stars in a row, rating.

Jeremy has helped me with plumbing issues for my personal home and for several of my clients. He's always in a positive mood, efficient, respectful, and easy to work with. I've referred him to a number of people.

Google logo: Multicolored

Laura M.

Five black stars.

Jeremy has helped me with plumbing issues for my personal home and for several of my clients. He's always in a positive mood, efficient, respectful, and easy to work with. I've referred him to a number of people.

Google logo: Multicolored

Laura M.

Five black stars in a row.

Jeremy has helped me with plumbing issues for my personal home and for several of my clients. He's always in a positive mood, efficient, respectful, and easy to work with. I've referred him to a number of people.

Google logo: Multicolored

Laura M.

Testimonials


See What Our Customers Are Saying!

Partner With Seaview Contracting — Let’s Bring Your Vision to Life

Building dreams starts with a single foundation—and at Seaview Contracting LLC, we turn that foundation into something extraordinary. We believe general contracting is more than just construction—it’s craftsmanship guided by purpose. Every beam placed and polished to perfection reflects our dedication to precision, integrity, and lasting value. Whether we’re managing a new build or refining an existing property, our mission is to bring your vision to life with trust and care. With 15 years of proven experience in Port Jefferson, New York, and across the North Shore, we blend modern techniques with traditional craftsmanship. At Seaview, we don’t just build spaces—we build confidence, comfort, and homes that stand firm for generations.

Frequently Asked Questions

  • What does a general contractor do?

    A general contractor oversees every stage of the construction process. From managing subcontractors and materials to handling permits and inspections, we ensure smooth coordination and timely execution. Our role is to deliver a seamless project experience—turning plans into reality while maintaining quality, efficiency, and clear communication throughout.

  • How long does a typical home renovation project take?

    Project timelines vary depending on complexity and scale. Smaller remodels may take several weeks, while full-scale builds can extend for months. We establish a detailed timeline during the planning phase and maintain open communication to ensure every stage progresses efficiently without compromising craftsmanship or client satisfaction.

  • Do you handle permits and inspections?

    Yes. We manage all required permits, approvals, and inspections for projects in Port Jefferson, New York, and nearby communities. Our familiarity with local codes and zoning laws ensures full compliance while minimizing delays, allowing the construction process to move forward smoothly and without unnecessary interruptions.

  • Can you work with my existing architect or designer?

    Absolutely. We frequently collaborate with independent architects and designers, ensuring your creative vision is executed flawlessly. Our team coordinates closely with all professionals involved, aligning schedules, materials, and design intent to achieve cohesive, high-quality results that match the original architectural and aesthetic goals.

  • How do you ensure quality control during construction?

    Quality is central to our work. We use only top-tier materials, conduct consistent on-site inspections, and maintain strict supervision over every stage. Our proactive approach ensures precision, structural integrity, and a superior finish—meeting both design expectations and long-term performance standards for lasting client satisfaction.

  • What types of properties do you work on?

    We specialize in both residential and light commercial projects. From new home builds and renovations to office remodels and retail spaces, our diverse expertise allows us to adapt to each property’s needs—delivering tailored solutions that blend function, design, and long-term durability.

  • How do you handle project budgets?

    We prioritize transparency and accountability in every project. Detailed estimates are provided upfront, outlining material costs, labor, and timelines. Throughout construction, we track expenses closely and communicate progress regularly—ensuring your project stays within budget while maintaining superior quality and craftsmanship.

  • What areas outside Port Jefferson do you serve?

    We proudly extend our general contracting services to Setauket, Mount Sinai, Stony Brook, and Miller Place. Our local experience along Long Island’s North Shore allows us to navigate regional building codes, design trends, and environmental factors—ensuring each project reflects both local character and exceptional craftsmanship.

Frequently Asked Questions

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