Committed to Excellence

Since its inception in 2006, James O'Neill Enterprises has earned its reputation as a leading Home Development Company in and around Long Island, NY. We pride ourselves on developing smart, high-tech homes, always with a sustainable footprint. Working with a strong team of industry professionals, we have a proven track record in unlocking value in sites and translating client visions into reality.

Whether you’re looking to invest in new build and refurbishment schemes, collaborate on projects, or are an existing landowner with a joint venture idea, James O'Neill Enterprises has the collective skills and experience to translate your ideas. For a free consultation, contact the team today.


Our Services

How We Can Help You


Construction Management

Our specialized, project management techniques to oversee the planning, design, and construction of a project, from its beginning to its end is what sets us apart. 
1. Specifying project objectives and plans including delineation of scope, budgeting, scheduling, setting performance requirements, and selecting project participants.
2. Maximizing the resource efficiency through procurement of labor, materials, and equipment.
3. Implementing various operations through proper coordination and control of planning, design, estimating, contracting and construction in the entire process.

General Contracting

Our clients are our number one priority, and we’ll go the extra mile to make sure they get the best from their investment. Have a specific project that requires our wealth of experience? Our services are designed to tackle even the most complex projects.

James O'Neill Enterprises: Home Development Company

Developing Dreams Together



A Look at Some of Our Latest Work


Contact Us

28 Nugent st. 
Southampton NY




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