Unisystems has been in business for over 18 years and we are the best at what we do. The right equipment for your home or business is our main concern. We will give you a quote promptly and professionally take care of all your HVAC needs. We’re licensed, bonded, insured and ready to assist you with your next project. Give us a call/message and we are looking forward to working with you.
We provide a full service cycle, from consultation and selection of equipment to installation and support. With Unisystems, you will receive impeccable service that guarantees the comfort and reliability of your home or business.
Who are our services suitable for
Unisystems has been your trusted partner in HVAC for over 18 years. We are proud of our reputation as a company that combines professionalism and attentive attitude to customers. We consider each project individually, paying attention to all details to find the best solution.
We are a family-owned company, operated by a father-son duo for almost twenty years. The Lupulyak family is proud to offer our services to homeowners across King County.
Certified and insured under Washington State Labor and Industries, you can trust us to do quality work every time. Our license can be found on the L&I website under UNISYHA830C1.
Posted on yufan zhengTrustindex verifies that the original source of the review is Google. I recently had a Bryant furnace and AC installed, and I couldn't be more impressed! The team worked quickly and efficiently, completing the installation in no time while maintaining great attention to detail. They were professional throughout the process, ensuring everything was done to the highest standards. What really stood out was how they cleaned up all the debris after the job, leaving my space spotless. They even helped with scheduling the inspection, which passed smoothly without any issues. Highly recommend their services!Posted on Qi HuangTrustindex verifies that the original source of the review is Google. It has been a great pleasure working with Alex and his team. When my furnace stopped working, I reached out to Alex for a quote. His quote was not only the most reasonable but also included a high-quality furnace brand. Understanding the urgency of my situation, Alex adjusted their schedule and had the crew replace my furnace the very next day. The crew arrived around 10 a.m., completed the work efficiently, tested everything thoroughly, and ensured everything was functioning perfectly. They even cleaned up all the trash afterward. The team was polite, friendly, and professional throughout the process. Overall, it was an excellent experience, and I highly recommend Alex and his team!Posted on Tim GabeleinTrustindex verifies that the original source of the review is Google. These guys were so great to work! They were quick to come out and install a new heat pump and furnace system, complete with AC. Pricing was very competitive and they were super responsive on questions. They even came out for a follow-up to make sure everything was working properly. I would highly recommend them for your HVAC needs!Posted on Anna SlaterTrustindex verifies that the original source of the review is Google. I had a fantastic experience with UniSystems HVAC LLC. They were professional, prompt, excellent at explaining all my options and accommodating my needs and the crew was incredibly tidy and clean on installation day. Scheduling was a breeze, and the pricing was the best of four quotes. I would highly recommend their services!Posted on Stephanie ClarkTrustindex verifies that the original source of the review is Google. Called the company based on a neighbors review. Told owner our issue, he asked when we wanted to have it looked at, I said ASAP. He said text me your address and I’ll have someone out tonight. That was on a Friday. Paul showed up and was so kind and gave great explanations to our current issue and offered a fix or options to replace both the furnace and heat pump. Knowing our system was original to the house (1997), we knew it was time to replace. I asked the cost and he gave us such a great offer that we couldn’t pass it up. He scheduled his guys to come out the next day. His guys were on time and got right to work. 6 hours later we had a beautiful new system. Paul came back out after they left to go over the system and complete payment. We are so happy we went with this company!!! We will be referring all our friends!! 5 stars all the way!!!Posted on Peisen JinTrustindex verifies that the original source of the review is Google. The installation was quick and smooth. Everything worked as expectedPosted on Aric CookTrustindex verifies that the original source of the review is Google. Paul and his crew are professional, kind, efficient, clean…. I can’t say enough good about them. Installed 2 ductless mini splits and an attic mounted ducted unit today. The price was great, they were on time and finished the big project in a great amount of time and did a very neat and tidy install. I highly recommend them and hope to use them again in the future.Posted on Jack SchneiderTrustindex verifies that the original source of the review is Google. Paul and team were absolutely awesome! They were super efficient, adding a heat pump and replacing our furnace all in one day. They also easily fixed a wiring issue without having to drill into our sheet rock. The pricing was also fantastic compared to other quotes we got. Highly recommend!Posted on Zhibin ZhouTrustindex verifies that the original source of the review is Google. Nice staff and very reasonable pricing!Posted on Jeff HuTrustindex verifies that the original source of the review is Google. Professional installation, great price. Thank you Alex
Working with Unisystems is a simple and convenient process, where we take care of everything. We strive to make every step as transparent, fast and high-quality as possible. Here’s what the path to your ideal HVAC solution looks like:
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