Updated June 2026
Basement Apartment / In-Law Suite · Roselle Park, NJ
We build legal, livable basement apartments and in-law suites for Roselle Park homeowners. Request a consultation to discuss your project.
Adding a basement apartment or in-law suite in Roselle Park means more living space for family or rental income. We handle the full interior remodel: framing, drywall, flooring, kitchenette, bathroom, and egress compliance. Our team works with local codes to ensure your new unit is safe and functional.
Our work
FAQ
Timelines vary based on scope and permitting. A typical basement apartment remodel takes 8–12 weeks. We provide a detailed schedule after the initial consultation.
Cost depends on size, finishes, and complexity. We provide a free, itemized estimate during your walkthrough. No two projects are the same, so we tailor the budget to your goals.
Yes. We manage all necessary permits and schedule inspections with Union County and Roselle Park building department. Your project will be fully legal and up to code.
In most cases, yes. We isolate the work area and minimize disruption. We'll discuss logistics during the consultation so you know what to expect.
Contact us to schedule a free in-home consultation. We'll review your ideas, take measurements, and outline next steps.
Real basement apartment / in-law suite projects in New Jersey homes — same room, before we started and after we finished. Move the handle.
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Edison basement recreation room with game zones
Edison, NJ
Reviews
“I highly recommend Home Concept Construction. This was truly the best construction company I’ve ever worked with in my lifetime. Their team was professional, reliable, and incredibly efficient from start to finish. They are men of their word—honest, hardworking, and committed to delivering quality results. Whether i…”
monique venable
6 months ago
“Oscar and his team are expert craftsmen. Our kitchen renovation is so beautiful the house looks like a new build. They came when said they would and returned all calls promptly. I highly recommend Home Concepts construction and will be using them again for other projects.”
Donna G
a year ago
“Oscar and his team are second to none. Their work is of high quality, with precision. The team renovated our kitchen and family room, installed engineered hardwood floors throughout our home, painted plus some. They are extremely professional, flexible and accommodating. Oscar is a creative thinker and designed g…”
Audrey Sudran
a year ago
Verified reviews from Home Concepts Construction’s Google Business Profile. Read all reviews on Google →
Schedule
Pick a day and time that works for you. We come to your Roselle Park home, walk the space, take measurements, and put a written scope together on-site. About 45-60 minutes.
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Roselle Park, NJ
Free in-home walkthrough. Written scope before you commit. One team from demolition to final inspection.
Get a free quote
Tell us a little about the project and we'll get back within one business day with real answers about how it would go in a Roselle Park home.
Free in-home visit
We come to you. Measure, plan, and quote on-site.
Licensed in NJ
NJ HIC #13VH10078600
Real response
Within one business day.
See more from Basement Apartment / In-Law Suite or learn about remodeling in Roselle Park, NJ.
Nearby towns
Same crew, same standards one town over. Tap to see how the project would go there.
Ready to start?
No pressure, no obligation. We’ll walk through what’s worth doing first, what can wait, and what to watch out for — before anyone talks contracts.
