General Contractors in Long Island, New York. IDC is the premier industrial, commercial, and institutional general contractor servicing Long Island, New York City, and the tri-state area. From the most minor detail to the overall success of the project, you can count on IDC to make sure that nothing is overlooked.
We’ve put together a professional team with a diverse range of talents, all working together to produce quality work that’s completed on time and at a competitive price.

Here at IDC, experience has shown us that communication is the key to a successful client/general contractor relationship. Throughout the duration of your project, you’ll never be left wondering about status, budget, or deadline. Regular updates will be provided to you and we’ll always be available to answer your questions.

From a list of general contractors in the tri state area we are the top commercial and general contractor with a long-standing relationship with the subcontractors we partner with. They have proven their professionalism to us and to our client’s time after time. Choose us as your commercial construction contractor and we’ll be happy to add your company to our long list of satisfied clients

We are building contractor with more than 40 years of experience that always offer value engineering projects.


Do you have a vision of what your clients or customers should see when they walk into your building or space?
IDC can help make that a vision a reality
Perhaps you want their surroundings to make them feel relaxed, or stimulated, or at home, or excited by the possibility of working with you. Regardless of the nature of your business, one thing is certain. You want to make a good impression on your clients, customers, and prospects. IDC is your best option.

We specialize in creating attractive commercial, industrial, and institutional interiors for all types of industries throughout Long Island, New York City, and the tri-state area.

We specialize in creating attractive commercial, industrial, and institutional interiors for all types of industries:

  • Acoustic ceilings
  • Painting
  • Wall covering,
  • Doors and hardware
  • Flooring
  • Trim work
  • Saw cutting,
  • Core drilling
  • Slab /flat sawing
  • Chain sawing and much more.

We are the top commercial and industrial building contractor in Long island. A world of possibility lies within the walls of your facility. All you need is IDC to make it a reality.


For core drilling and saw cutting in concrete or stone, turn to IDC. Our drilling experts and cutting-edge equipment combined with superior service and competitive pricing result in satisfied customers time after time.
IDC specializes in diamond core drilling and saw cutting on Long Island, New York City, and throughout the tri-state area.
We drill highly precise, circular holes as deep as you require in concrete or brick walls and slabs of all thickness. Our core drilling and concrete cutting techniques are ideal for producing clean holes of any angle for plumbing, electrical, HVAC, technology, anchor bolts, irrigation, and concrete sampling purposes.
Our methods are:

Our contracts include:

  • Concrete core drilling
  • Concrete cutting
  • Concrete floor sawing & trenching


Contact us for a free estimate or if you have any enquiries.
We are here to help you!