Home Addition Construction in Hillsborough, NJ

Yes, we build additions on existing homes throughout Hillsborough and the surrounding area. We review your home's current structure, lot setbacks, and zoning before planning begins.

Yes, we build second-story additions in Princeton and Belle Mead. The design process accounts for how the new load transfers through your existing walls and foundation.

We build first-floor additions, second-story additions, and in-law suites for homeowners in Howell, Point Pleasant, Brick, Manasquan, Spring Lake, Rumson, Seaside, and LBI. The scope depends on your lot, your home's structure, and what space you need.

A family business like Grosso Homes stays personally involved from the first conversation through finished construction. You work with the same people throughout the project, not a rotating crew of project managers.

Matching your existing roofline, siding profile, and exterior details is a standard part of how we plan every addition in Hillsborough. We design the new space to look like it was always part of the home.

Yes, we build home additions in Point Pleasant, Brick, Manasquan, Spring Lake, Rumson, Seaside, and LBI. Shore-area homes often have specific lot and structural considerations, and we plan for those from the start.