A general contractor can make or break a construction project. Finding the right one makes the building process flow smoothly, ensures optimal job site safety, and keeps clients at ease. A general contractor’s responsibilities require extensive knowledge in the field, as the job requires a bit of everything: juggling records and cash flows while coordinating and negotiating with tradespeople and customers.

The following is a showcase of some of the best general contractors in Southampton, New York. These companies belong to a shortlist of viable businesses in the area, standing out for their portfolio quality, company history, industry awards, and more. Most of these firms work solely in residential markets in the area and its adjacent communities.

Alexim Builders

33 Flying Point Road, Suite 133, Southampton, NY 11968

Alexim Builders is one of the top home builders and general contractors in The Hamptons. The firm rose to prominence through distinct home features and upstanding service, and the firm has won the distinction of being The Best Builder in East Hampton from Architect Magazine. The firm strives to deliver quality service that extends from the initial stages to the finishing touches, and you’ll see this in its portfolio of striking houses that range from classic to modern dwellings.

Owner John G. Ania leads the company for over 25 years, heading a team of skilled professionals with various specialties. These experts are well-versed in home construction, additions, remodeling, conversions, and historic restorations, with a skill set that includes project planning, budgeting, design consulting, value engineering, management, and more. The Southampton Shores is a beach-style residence built in New York. The two-story house includes wood exteriors, patio columns, and a shingle roof. The red cedar shingle siding adds a traditional feel to the abode.

Atlantis Home Remodeling

PO Box 565 Southold, NY 11971

Atlantis Home Remodeling is a versatile firm that specializes in new construction, remodeling, renovation, and property management. Paul Reinckend started the practice in 2004 to provide top-notch service to residents of The Hamptons. His team aims to deliver homes and updates that meet the client and the industry’s standard, which has proven successful based on homeowner feedback. Among its list of projects are several master bedroom and bath additions, second-floor add-ons, family room expansions, kitchen extensions, and more.

Traces of a modern saltbox style mixed with traditional design shine from the residential property featured here. The two-story house features a flat roof, washed-out brick sidings, and small windows. An elevated covered shed roof—propped by six small columns—graces the main entrance’s exterior. A small trail connects to a small nearby garage

Benco Construction

390 Knickerbocker Avenue, Suite 9a, Bohemia, NY 11716

Benco Construction stays true to timeless values when it comes to building and management work. Since 1994, the Hamptons builder always prioritizes quality and customer service in every aspect of a job. Patrick Bentivegna, the owner of the firm, is proficient in building luxury residences and long-term relationships. These traits extend to his in-house team of licensed professionals, which has won positive feedback from local homeowners and industry bodies alike. Among the company’s core services are new home construction, complete renovations, additions, garage conversions, and kitchen and bathroom remodeling.

The Flying Point residence is a private estate located in New York. The two-story house has washed-out brick sidings, three large dormers, and the main entrance shed is propped by two impressive white columns. The first level interiors feature a large foyer with tall ceilings that connects to a family living area and a large staircase going upstairs. A back entrance opens up to a small covered lounge area and a large outdoor pool, an ideal spot for social gatherings.

Declan Murray Construction Management Inc.

PO Box 2431, Sag Harbor, NY 11963

Declan Murray Construction Management Inc. is a small practice that has been operating in Suffolk County since 2001. This Sag Harbor-based firm is a full-scope general contractor led by principal Declan Murray. Fully licensed and insured, the firm specializes in new construction, old renovations, and additions. The company typically works on small projects, though it also works on medium-sized ones with a five million project cost. The projects in its portfolio range from historical restoration of classic structures to residential renovations of not-so-old properties. 

The featured custom home is a project completed by Declan Murray Construction Management Inc. The two-story house echoes traditional design from decades past but infused with fresh trappings to better fit contemporary times. The white exteriors—with their crisp wooden sidings—pop amidst the lush environment. Ornamental finishes add charm to the beautiful estate.

Fred G Lappe General Contracting Inc.

P.O. Box 2147, Southampton, NY 11969

Since 2012, Fred G Lappe General Contracting, Inc. has been known for its efficient management and quality craftsmanship. Bringing client’s visions to life lies at the core of its operations, a service provided by close collaboration with owners and tradespeople to produce the best output possible. The company is owned and operated by Fred G. Lappe, a seasoned industry professional who’s well-versed in all facets of construction. He and his team specialize in building custom homes, as well as supplying high-end renovations, additions, design ideas and output, and kitchen and bath remodeling.

The Hamptons-based company has worked on many projects in residential markets. One such property is this three-story luxury home, a striking building that stands amidst a grassy field. The towering sight of modern aesthetic and functional spaces feature clear glass walls on all three levels, which adds transparency to the structure and an abundance of natural light during the day. Other notable features include an upper lounge area and a large pool.

Heartwood Corp.

2958 Merrick Road, Bellmore, NY 11710

Heartwood Corp is a company known for its fine custom homes throughout Long Island. Founder Sal Amato started the firm in 1971 to create quality houses for clients in Nassau and Suffolk counties. The Bellmore-based builder and general contractor excels in residential and commercial projects that involve construction and remodeling. It operates in a streamlined fashion from the planning phase to the post-construction touches, providing outstanding customer service along the way. It’s for these reasons that Remodeling Magazine once presented the firm with the Big 50 Award, an accolade given to the 50 best remodelers nationwide.

Heartwood personalizes its projects to fit the owner’s vision whether it’s a modern country house or an interior remodeling job. One such structure is this new home in Water Mill, a property built in 2016 with a two-million project cost. Brown brick sidings on both levels of the coastal house complement the shingle roof and the elegant dormers. A pure white palette fills the interiors from the living area to the kitchen area, which opens up to a backyard that includes a large pool.

Koral Bros. Inc.

54 North Main Street, Southampton, NY 11968

Koral Bros. Inc. has been serving Eastern Long Island since 1920, its century’s worth of knowledge spanning four generations of contracting excellence. William E. Koral leads a roster of craftspeople and specialists who operate with quality, efficiency, and fairness all in the service of building long-lasting spaces. The team also completes projects on-time and on-budget for the convenience of the client.

High workmanship and meticulous detail attention is a guarantee with this builder. Aside from general contracting, other notable services include an in-house woodworking shop, administrative office support, and post-construction support. On-staff supervisors, foremen, and carpenters facilitate every project to ensure the best output.

This Southampton Oceanfront Traditional home is a Koral Bros. project from 2008. The massive estate stands in the middle of a verdant expanse, a stunning sight with three-stories and multiple structures. The gorgeous manor’s interiors consist of predominantly wooden materials from the walls and floors to the pillars and beams. Notable features include a classic bathroom with a shower and tub, a large loft, and a sunroom with an entertainment space.

Little John Remodeling, Inc

795 Fort Salonga Road, Northport, NY 11768

Little John Remodeling, Inc. is a design-build company that strives to provide client satisfaction through affordable prices and quality service. The Northport firm excels in remodeling, general contracting, and renovations, with a dynamic portfolio that showcases classic remodels and contemporary residences alike.

John and Ann Marie Little spearhead the operations of the company throughout Suffolk and Nassau County. John, a 25-year remodeling professional, has worked on hundreds of projects for local homeowners in the region. From small renovations to large-scale construction jobs, their team consistently delivers top-notch work from start to finish, earning good feedback from former clients.

This three-story project is a frame-to-finish house located in Northport. The new home features light wood sidings and a gable roof with dark-colored tiles. The traditional dwelling is a suburban beauty that fits well with the neighborhood yet stands out for minute details like its sophisticated main door.

Seifert Construction

11780 Old Sound Avenue, P.O. Box 1407, Mattituck, NY 11952

Seifert Construction is a third-generation custom home builder that operates in Eastern Long Island. Brothers Frederick and John Seifert preside over the family-owned and operated construction firm, representing a 70-year old legacy. Their company is built on the foundation of quality, integrity, and relationships—core values weaved into its whole process from planning to construction. The builder is known for projects that meet the highest standards, complemented by positive service and a smooth working experience.

This Bayfront Luxe is a new construction project built by Seifert Construction. The two-story transitional house showcases beige exterior sidings and a shingle-style roof. The 8,000-square-foot residence consists of the main house and a separate pool house, with custom woodworking finishes indoors and out. The property also employs high-end geothermal heating and cooling systems for optimal interior temperatures.

Sound Harbor Development, LLC

199 Brower Avenue, Rockville Centre, NY 11570

Sound Harbor Development, also known as SHD, is a well-known custom builder and remodeler that serves Long Island, The Hamptons, New York, and Westchester County. The North Shore practice offers three core services—design, building, and consulting. The company is known for delivering projects on-schedule and on-budget, which has helped it elevate its status within the area. To date, its portfolio spans kitchens, baths, landscaping, built-ins, and more.

Firm owner Gerald Lavelle is well-versed in providing strong, quality structures that meet the owner and the industry’s standards. Lavelle and his team are versatile professionals whose expertise includes woodworking to installation. This elegant, classical home in New York is a great example of SHD’s work. The old home’s stone and brick exteriors mesh perfectly despite the various colors and materials. The quaint abode exudes a European vibe that stands apart from the standard homes in the vicinity.



  • Jake Gustafson

    Jake has served as Senior Editor at General Contractors and brings a wealth of experience rooted in his passion for building. Holding a degree in Construction Engineering Management from Oregon State University, he actively engaged in industry-related activities, including membership in the Associated General Contractors of America student chapter and participation in the Associated Schools in Construction student competition. Previously, Jake served as a project engineer for a prominent general contractor in Portland, where he played a pivotal role in various aspects of construction projects, from pre-construction to subcontractor management. His expertise extends to working on innovative projects, such as North America's largest CLT commercial building. Expertise: Commercial Construction, Commercial Remodeling, Home Design and Build Key Highlights: Editor at General Contractors, Project Engineer for Portland-based general contractor, Field Engineer for the largest CLT commercial building in North America Education: Oregon State University, Degree in Construction Engineering Management