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Top-Rated Addition to existing structure builders in Kunia - Updated Nov 2026

Avatar for JRP Construction
JRP Construction
5.0(
4
)
Addition to Existing Structure - Build

Serving Kunia, HI and surrounding areas

Approved

Free estimates

Customers say: True professional

"Our renovation went smooth as possible he was great and he worked with us very well and I am happy with his work I will definitely hire him for future projects and recommend him to family and friends thank you very much Ryan and your team was amazing"
Remodeling - Kitchen & Bathroom Project
Remodeling - Kitchen & Bathroom Project
Remodeling - General Project
Remodeling - Kitchen & Bathroom Project
Remodeling - General Project

+15

Response time1 day
Response rate100%
7 neighbors recently requested a quote
Avatar for Toa and Kyle's Home Solutions
Toa and Kyle's Home Solutions
4.6(
78
)
Addition to Existing Structure - Build

Serving Kunia, HI and surrounding areas

In business since 2014

Free estimates

Emergency services offered

"Kyle did an exceptional job. He completed the project quickly, professionally, and with extreme quality. We had a minor issue and he responded quickly and adjusted the build. I would highly recommend and would certainly hire this professional again."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+52

Recommended by96%of homeowners
Avatar for All Action Construction LLC
All Action Construction LLC
4.8(
5
)
Addition to Existing Structure - Build

Serving Kunia, HI and surrounding areas

In business since 2020

Free estimates

"Akoni and his team was very professional and efficient. They remodeled our whole kitchen and washroom in the matter a less than 1 week!! Everything came out perfect. Brought our kitchen to life with his work. I would highly recommend them to anyone that needs help with remodeling. He also helped put up our microwave and hang our new kitchen light. Mahalo Akoni and the rest of All Action Construction."
Recommended by100%of homeowners
Avatar for YJZ Construction LLC
YJZ Construction LLC
5.0(
5
)
Addition to Existing Structure - Build

Serving Kunia, HI and surrounding areas

In business since 2009

Free estimates

Warranties offered

"They did an excellent job. Mike and John were punctual and worked quickly and efficiently. They made our one bathroom so nice that we asked them to do our second bathroom right on the spot. They did this for us. They made sure we were happy with the results and included us in every step of the process."
Waikiki apartment remodel
New home build at Hawaii Kai
Project
Waikiki apartment remodel
New home build at Hawaii Kai

+27

Response time1 day
Response rate100%
Recommended by100%of homeowners
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FAQs for addition to existing structure building service projects in Kunia, HI

You can typically raise your roof by four to eight feet, depending on your home's structure and roof design. The exact amount depends on factors like roof slope and framing support. Raising the roof creates additional interior space, enhances natural light, and increases your home's value. Consult a professional to determine the feasible height increase for your home.

Yes, you need a building permit to raise your roof. Obtaining a building permit ensures your project complies with local building codes and safety regulations. A professional contractor can assist with the permit and inspection process and ensure all legal and safety requirements are met. Your contractor will be familiar with building codes in your area, which can differ between cities or states.

While it's possible to raise a flat roof, it requires extensive structural modifications. Flat roofs lack the attic space and support structures of pitched roofs, so raising them involves significant engineering to ensure safety and durability. This process can be complex and costly, so professional assessment is essential before undertaking a project of this magnitude.

The Kunia, HI homeowners’ guide to addition to existing structure building services

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