• Commercial Building Additions Done Right

    Create an entirely new space, unhindered by existing structures. A true addition returns absolute maximum resale value.

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COMMERCIAL BUILDING ADDITIONS

Northeastern Interior Services Project team is NJ’s trusted general contractor for commercial building additions.

Our addition and expansion services can include:

  • Adding an entirely new building on your existing site
  • Expanding your current structure to make it larger

Both services include an in-depth planning process so that we understand your needs and the reasoning behind doing the project.

Our three-step approach has proven to be successful to make our partnership stronger:

  • Estimating & Planning
  • Build
  • Manage

Our clients include municipalities, schools, colleges, housing authorities, libraries, police stations, firehouses, community and recreation facilities.

Plan & Estimate

Build

Manage

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THE NEIS PROJECT DIFFERENCE IN BUILDING ADDITIONS

EXPERIENCE THAT MATTERS

NEIS  bringing more than 65 years of combined hands-on experience in the construction industry. We have been successfully operating in New Jersey for over 13 years working on both large and small scale projects. Our company has a proven track record in delivering construction services including, estimating, construction management, additions and renovations.

OUR RELATIONSHIPS MATTER FOR YOUR PROJECT

NEIS strong relationships with the best subcontractors in New Jersey mean that NEIS has an edge in constructing your building addition or expansion.

SAFETY IS OUR PRIORITY

NEIS adherence to safety standards enables us to offer owners quality and assurance that their job will be completed on-time and safely. All workers are min. 10-hour OSHA-certified workers. Bond & Insuring Capacity up to  $15,000,000