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Find Garage builders in Caldwell

Avatar for JM Contracting Group, LLC
JM Contracting Group, LLC
4.9(
71
)

Serving Caldwell, NJ and surrounding areas

Approved

Super Service Award Winner

In business since 2019

Free estimates

Customers say: Quality work

"JM did a fantastic job. About 13 years ago, while living at our previous residence: JM remodeled and modernized our full Kitchen, two full bathrooms and, after many tries by other contractors, he was able to stop a leak from our roof at no charge. About 10 years ago, at our current residence , JM remodeled and modernized our full kitchen and did a unique job of updating 4 large sliding closet doors. He removed the cheap inserts, and replaced them with 1/4” high quality plywood into the frames. He then, using wood molding, he made the face of the doors look like real wood doors. Doors were stained and look like expensive oak doors! JM comes up with excellent suggestions, alternatives, and expense saving ideas. We plan on relying on his expertise when we’re ready to upgrade our Patio. All the best to JM Group!"
West Windsor NJ
First Floor MakeOver
Springfield Makeover
Master Bedroom
Living Rm

+55

Response time5 hrs
Recommended by85%of homeowners
Avatar for Mitchell Macgregor Contracting, LLC
Mitchell Macgregor Contracting, LLC
5.0(
2
)

Serving Caldwell, NJ and surrounding areas

Approved

In business since 1975

Free estimates

Small jobs welcome

"I got 3-4 estimates and this firm was the second lowest and they were 50% lower than the highest. The work was stunning. We gave them a few change orders to keep them around. Nice people."
Before
Middle
Middle
After
Response time4 days
Response rate87%
11 neighbors recently requested a quote
Avatar for MC Home Improvements and Construction
MC Home Improvements and Construction
5.0(
151
)

Serving Caldwell, NJ and surrounding areas

In business since 2008

Free estimates

Warranties offered

"We are very satisfied with the demolition and complete rebuilding of our full bathroom during August 2025. It is beautiful! We were fortunate to have Francisco of MC Home Improvements do this work for us. Francisco is a reliable, thorough, neat craftsman who was helpful with design suggestions. We are also pleased with the plumbing upgrade Francisco did in the basement of our 85 year old home. We highly recommend MC Home Improvements if you need to remodel your bathroom, especially if Francisco does the work. "
Recommended by98%of homeowners
Avatar for South Pacific Home Improvement LLC
South Pacific Home Improvement LLC
4.9(
77
)

Serving Caldwell, NJ and surrounding areas

In business since 2013

Free estimates

Emergency services offered

"The job went great! Rudy was very professional he had great ideas for our bathroom remodel. He always asked for our input and gave us options all throughout the job. He showed up on time and cleaned up each day which we appreciated. We are very happy with the finished project and would definitely use him again in the future."
Recommended by96%of homeowners
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Showing 1-10 of 807
FAQs for garage building service projects in Caldwell, NJ

A well‑constructed, properly permitted detached garage adds between $12,000 and $36,000 to a home’s resale value. Buyers appreciate the secure parking, extra storage, and flexible workspace, so appraisers often bump the property’s value accordingly. The exact return depends on the garage’s size, finishes, and how well it matches the main house, but most homeowners see a strong ROI when the build meets local codes and passes inspection.

Yes—once it meets local building codes and you secure the proper permits, a detached garage can be converted into living space. Finishing the interior, adding climate control, and ensuring safe egress effectively increase your usable square footage, though it may not always count toward the official listing. Skipping permits can trigger fines and even force you to undo the work, so always clear plans with your city first.

Most homeowners policies cover a detached garage under the “other structures” provision, but coverage limits vary. Review your declarations page and ask your agent how much protection you have for separate structures. If the limit is lower than the garage’s replacement cost, you can raise it for a modest premium. Confirming the details now prevents headaches if you ever need to file a claim.

The Caldwell, NJ homeowners’ guide to garage building services

From average costs to expert advice, get all the answers you need to get your job done.

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