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    HI State Services

    4.1 (36 reviews)
    Closed 9:00 am - 5:00 pm

    Services - HI State Services

    HVAC installation or replacement

    HVAC system repair

    HVAC system maintenance

    HI State Services Photos

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    Recommended Reviews - HI State Services

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    Reviews With Photos

    Nordyne/Maytag IQ Drive System
    Brad V.

    After working with four other AC companies and an awesome referral by a neighbor; we've found OUR new air conditioning crew. Joel and John brother owned local business services the Ewa and Oahu regions. His two technicians, JJ and Richard showed up ON-TIME and at 6:30am to perform the exact job in-which we hired them for. I cannot recommend this company enough! If you'd like great workmanship coupled with folks that not only show up on-time but early and prepared for the job, you cannot go wrong with this small locally owned business. Many Mahalo's and I look forward to using your services for our properties in the future and referring many more clients, Realtors, and friends your way.

    Richard H.

    Joel and his crew did an amazing job from the initial point of contact to get an estimate to scheduling and finishing the project. I am overall satisfied with their service to installing the split system to our house. The crew was very friendly, worked hard and did a professional job. I am going to be recommending to anyone who needs to either repair or install a new air conditioning system.

    2- and 4-ton Carrier condensers. These are coastal models which resist salt-air corrosion.
    Patrick P.

    We have a few Carrier ducted central air conditioners in our home which were corroding out due to salt air exposure and old age. I called in four contractors for estimates, and chose HI State Services to replace my old equipment with energy-efficient and corrosion-resistant models. Joel and Jon made the process easy and straightforward, from the initial visit, then revising the estimate to fit what I wanted, and finally to a quick installation. All of the workers were courteous and professional, and although I made a last-minute request for additional work, Joel included that without charging me extra. I recommend HI State Services because of the excellent experience I had from start to finish.

    Brand new unit and the holes they patched up for us.
    Cheryl H.

    Service was top of the line with these guys. Prior to finding this company, we were turned away from others and other companies told us we had to wait a month before someone can come help us. HI State Services was able to diagnose the problem and came back a few days later to fix it. We had to replace the entire unit in our living room and helped us in choosing a unit thats better, will cool faster, and is energy efficient. Joel and Jon finished the job in 5 hours and they also cleaned our other units in the house. They were super nice and was very thorough with the job. They also filled the holes in the wall that the old unit left behind. And even tried their best to work quietly when our baby fell asleep. I HIGHLY recommend this company to do any ac installations or repairs. Their prices are pretty competitive compared to the other guys that turned us away.

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    10 months ago

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    9 months ago

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    7 months ago

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    2 years ago

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    6 years ago

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    3 years ago

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    5 years ago

    Fast, friendly, and reliable service. Technician was very knowledgeable and informative. I would definitely recommend this company!

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    8 years ago

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    3 years ago

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    8 years ago

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    9 years ago

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    7 years ago

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    9 years ago

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    5 years ago

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    6 years ago

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    5 years ago

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    9 years ago

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    9 years ago

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    8 years ago

    Had an issue on a Saturday, came and fixed same day. Much appreciated prompt, good service. Mahalo nui.

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    9 years ago

    they came on the weekend and fixed my A.C. quick and with good prices. Definately recommend his work.

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    9 years ago

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    6 years ago

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    8 years ago

    I found about them through a friend. They were reliable, worked fast and did good work. Thank you!

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    9 years ago

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    Ask the Community - HI State Services

    Review Highlights - HI State Services

    Joel and his team were extremely helpful, responsive and professional when they helped us with our AC installation.

    Mentioned in 18 reviews

    Read more highlights

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    Steve’s Plumbing & A/C Service

    Steve’s Plumbing & A/C Service

    3.4
    (1.1k reviews)

    This is for call back due to defective double kitchen sink…read more Plumber Korey was on it and he was assigned the job and did great job and due to my earlier frustration with slow office support (they should just say they are understaffed and slow) that he would follow-up with me. They are on the higher $ide but are worth it. I joined Ohana Club for just in case.

    Steve's quote came in at 8-9x higher than two other licensed plumbers…read more My elderly mother contacted Steve's after seeing their advertising and requested a quote to fix a leaking solar water heater. They came back with a proposal of $35,000. After reviewing the itemized estimate, I immediately advised her to get additional quotes. One line item alone was $1,660 to install four hose bibbs (spigots)--something she never requested. There was no discussion about adding new hose bibbs or performing related work throughout the house that would justify this charge. For context, hose bibbs are inexpensive parts (around $5-$10 each at The Home Depot or similar retailers) and typically require minimal labor. We obtained two additional quotes from other plumbers: $4,500 and $3,900 for the same repair. Based on this experience, the pricing from Steve's was extremely inflated and concerning--especially given that the customer was an elderly homeowner. If you consider getting a quote from Steve's, I strongly recommend getting multiple estimates before proceeding.

    Cool Guys Mechanical

    Cool Guys Mechanical

    4.5
    (17 reviews)

    I needed a/c installed for 2 locations. Our rental unit and a new home we bought. For our rental,…read morein 2025, John initially did the walk through with me and we decided on how he was going to run all the lines and where I wanted all the units. Day of intall he showed up with a crew and electricians. It took about a day, it was a big job, difficulties of installing due to attic location and where I wanted the outdoor unit. At the end of day our tenants were enjoying a 36K outdoor and 3 indoor units to supply cooling to their living room and 2 bedrooms upstairs. Fast forward to May 2026, I had another project for him. Again, we did the initial walk through, where I wanted everything to go and how he would hide all the lines in the attic and only the one line from the 42K outdoor unit going up the wall. Again he came with a crew of 4, including himself and an electrician and within half a day, we had a 42k outdoor and 5 indoor units cooling 1 living room, 1 den, and 3 bedrooms. He mounted all the remotes to the walls and cleaned up all areas they worked in. Each time I need an install for anything I always call John.

    We had to reschedule several times due to conflicts in my schedule and they were very flexible and…read moreaccommodating. Crew came on time, worked non-stop, maintained a clean work space and the price was the best quote I received. This is the second swap out they've done for me (mini split ductless). They will remain my go to service provider.

    HI State Services - hvac - Updated July 2026

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