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Alternate Energy

3.3 (166 reviews)
Closed 7:30 am - 3:30 pm

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Solar panel cleaning

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Debbie R.

If you use this company, you better hope you never need them to service or stand behind their work. We keep having leaks from where they installed our solar hot water. They came out over a year ago to fix it and with this most recent round of rains, it began leaking again. After leaving numerous messages, I finally got in touch to report the leak. I was told they were slammed and would put me on the schedule and somebody would call me. That was over three weeks ago. I keep trying to find out status of a repair, but nobody ever calls me back. Terrible customer service, A simple courtesy of a phone call would be appreciated.

Split Air
Derek Y.

Finally I got my split air in my bedroom, lots of red tape with the city DPP . I already did my leaving room. Jordan did an excellent job, also the installation person that did my wiring, didn't get his name. All my neighbors went with Alternate Energy with split Air units, some with 3-units. Also, want to thank Vince ...Design set up and Leeland my salesperson. If you need a split air or solar, please call Alternate Energy. Aloha, Derek

Ryan H.

I rarely write a review and only take the time if the service is exceptional. If you're thinking of going down the rabbit hole of getting PV Systems (Solar panels, mounting systems, conduits, rails systems, battery backup, installation, inverters, permitting, HECO, HOA, etc.). I jumped all in and headfirst. Here's some background about me. I recently retired from the military, serving over 30 years, this past December 2022. Finding myself with quite a bit of free time to say the least. I conducted a deep comparison and completed way too much research, creating spreadsheets, pie graphs, PowerPoints, Venn diagrams. I sent requests to 10 different solar installation companies and completed 8 different solar estimates. Why did I choose Alternate Energy? Customer Service!!! Here's just a small list of how Alternate Energy stands out ahead of the rest. 1. Locally owned and operated with more than 30 years of experience. 2. Quality of products offered with warranties: (PV panels-REC Alpha Series w/25 years, Inverter Type - Enphase IQ8H, Tesla Powerwall 2, monitoring system (Enphase and Tesla Apps). 3. Customer service reviews from friends, colleagues, Yelp, BBB, and Google were good. 4. Estimate process working with Lionel Ahina (808) 222-4747; lionel@alternateenergyhawaii.com With this large investment in Solar PV System Lionel and Alternate Energy created the proper system for my family's electricity usage. Lionel listened and asked detailed questions on how we live our lives, and how we consumed HECO electricity. Lionel offered detailed explanation of the entire PV Solar system process. He provided me with knowledge, training, project timelines, true expectations working with all the different parties involved (Alternate Energy, HECO, City & County Permitting, and my HOA). He was also willing to share his personal experience in sales for over 40 years. This process into PV can be inundating. Finding the right sales person to not give you the run around, up-sale you a system, quality products, quality installers, warranties, etc... Alternate Energy should be your first call. Yes, I recommend you get other estimates. You will find some sales people are full of sh*t. After you sit down with Lionel and the Alternate Energy Company you will understand. 5. Cost! Everyone's home system cost will be different on estimates. Alternate Energy's price wasn't the highest or lowest compared to others but they offered the perfect cost for my home. After getting 8 estimates ranging from over $43 to just under $33K with additional fees. My "Purchase Agreement" was in the middle. My System Size: 6.00 kW; Panels: 15; Storage: 1 Tesla Powerwall 2. 6. Installation crew. With PV Systems going up all over neighborhoods, you're able to see installation yourself and compare. I was able to ask questions to installers, electricians, homeowners, prior to me making my selection. The installation crew of Alternate Energy is AWESOME!!! Special thanks to the following Chris, Nate, Steve, Sonny, Shannon, Franco. The crew is on time, excellent workers, they have great teamwork, great communication, sense of accomplishment while keeping things light and fun. Chris, Nate, and Steve took the time to explain the entire pre-installation process, provide perspective, communicate required layout changes due to my older home. I appreciated that. Chris takes the time to review the user App on your phone and how the new gateway, generation panel, IQ Envoy works. He explained steps on shutting off the power and what to look for in your PV system production and usage. They are an extremely hardworking group, under extremely hot conditions. They also installed a NEMA plug and Emporia EV Charger 2, 48 amp, which I changed the location a few days prior to installation day. I cannot give enough credit to the installation crew, quality workmanship, start to finish. 7. I agreed to Alternate Energy 17th May 2023, and my Solar PV System was installed on 12th September 2023. The timelines will vary, this timeline was not predicted and to me this is extremely quick. Extremely Satisfied Customer

misty l.

As new first time homeowners we've spent quite a bit of time talking to family, friends and researched PV Contractors for our PV needs. Alternate Energy (AEI) stood out above the rest. Thirty years in business and owners comment on Yelp reviews which to me shows good ownership. We immediately felt comfortable with our Project Developer, Miles Yoshimoto. Miles is very friendly and professional and my husband and I liked that he was not "salesy" or "pushy". He patiently helped us figure out what type of system was right for our household usage. We really appreciated Miles responding quickly to our calls and emails. AEl also has a partnership with Hawaii State Federal Credit Union and the finance process was quick and easy! On installation day, my husband, who works in the construction field, said it was a "Quality Install". He appreciated that the installers and electrical crew took the time to explain every step and did a great job cleaning up after. I had to get their names and give them a shoutout so mahalo to Richard, Jade, Alden, Ronald, Reggie & Trey! We have enjoyed using the Tesla app to view our electric usage and how the panels are saving us money! And we have already referred AEI to our co-workers, family and friends. We made the right choice.

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Ask the Community - Alternate Energy

Did you guys move from mapunapuna?

Aloha! Yes, we moved to the Pearl City Industrial Park in 2019. 96-1276 Waihona St #114. Our phone # is still (808) 842-5853

Do you guys repair EV car charging stations? The station is fine, but the nozzle is broken. I have a Chevy Volt and the Charger is a Voltec. I don't want to buy a whole new charger.…

Aloha, Jeff, Mahalo for your question! Unfortunately, we're not offering those type of services at… 

Don’t See Your Question? Ask Away!

Review Highlights - Alternate Energy

Jeff Lum helped us with the many steps in starting the process of investing on a PV system and AC system.

Mentioned in 7 reviews

Read more highlights

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We purchased a home in Hawaii Kai that needed some split AC replacements in all 4 of our bedrooms…read moreand 1 in the master bath really bad. Also needed someone too look at our central AC. Looked on Yelp and decided to call AirEsthetic. We spoke with Spencer and he came over to our home right away and was so knowledgeable and really listened and understood our concerns. Some of the split ACs were so bad since purchasing our house I didn't even want to turn them on as the smell was horrible. One had so much Gecko poop yuck lol. They were installed around 2012 and really needed to be replaced. AirEsthitics gave a reasonable quote and we decided to go with them due to the amazing customer service and knowledge. All the workers are so kind and respectful. They rerouted our 3 zone as all the old lines were going under a sliding door which we couldn't figure out why the doors couldn't close! But once they looked at it we understood why lol. The rerouting was professionally done was so impressed! All the work they did was professionally done and beautiful. Spencer found the unit we needed for our 5 ton central air which was so difficult to find but he found one on the island and contacted us right away. We were so happy! Once installed we could feel the difference and hear the difference lol ( the old unit was outside my son's room and the fan was soooo loud). Our experience with Spencer and his crew was amazing! So happy that we met all of them and honestly their work is superior! Best decision ever! Thank you AirEsthetic!!

Spencer was able to come out and assess my split AC unit within half an hour of my call to him! He…read moreand his partner were professional and efficient. He gave me an estimate of the repair the following business day. I told him I was going to get another quote and get back to him. I ended up going with Spencer for the job and I'm currently waiting on the part to come in . I will definitely refer Spencer and his team!

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I manage a 204 unit apartment complex in the middle of Kakaako and lets just say that our shared…read morelaundry room gets it from the residents. I have been a customer of Pur Air for about a few years but never wrote a review. This time I knew I had too. First off Vicky was just amazing in her customer service; she walked me through the whole process in what they completed in our laundry room. Her personality is contagious and she is the real reason I will not look any where else to service our Laundry room vents. When you think of hard workers you think of Sam and Renie. We need more workers like them. They showed me a before picture of my Laundry room vents and it was filled with lent , dust and all the that stuff left behind from drying your clothes and to see the after picture , I knew would be requesting this group in hopes they can be our regular technicians. Absolutely great work. Clean vents and they wiped down all our dryers. Thank you once again Vicky, Renie, and Sam for a job well done.

Requested service call on AC. Date and time set. The day of appointment the tech was a no show…read more When I reported it the front office said he was sitting in front of my house for 30 minutes trying to call me. 1.I have no missed calls. 2. Checked the cameras monitoring the front of my house thirty minutes before and after appointed time and no trucks were ever parked there. 3. Couldn't get out and ring doorbell? Either they had the wrong number, wrong house, or who knows. Lazy, incompetent, and a waste of time.

Alternate Energy - solarinstallation - Updated July 2026

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