Unisystems HVAC proudly provides professional heating and cooling services to homeowners and businesses throughout King County and North Pierce County. As a family-owned HVAC company built on more than 15 years of trusted local service, we focus on delivering dependable workmanship, honest recommendations, and long-term comfort solutions to the communities we serve.
Our service area has grown primarily through referrals, allowing us to maintain a strong local presence while expanding responsibly to meet customer demand. Whether you need HVAC repair, system replacement, preventative maintenance, or new installation, Unisystems HVAC is committed to responsive service and consistent quality across our coverage area.
Unisystems HVAC is headquartered in Auburn, Washington, which serves as the foundation of our service territory. From this central location, we efficiently support customers throughout North King County and the Eastside, while remaining available for select locations in North Pierce County.
Our primary service areas include:
Auburn
Kirkland
Issaquah
These cities represent the core of our day-to-day operations and allow us to provide timely service without compromising attention to detail or customer communication.
We serve a wide range of cities and communities throughout King County, supporting both residential and light commercial HVAC needs. Our familiarity with local building standards, climate conditions, and system requirements allows us to tailor solutions that perform reliably year-round.
King County service areas include:
South King County
Kent
Covington
Maple Valley
Black Diamond
Algona
Pacific
Des Moines
SeaTac
Tukwila
Burien
Eastside and Central King County
Bellevue
Redmond
Sammamish
Newcastle
Mercer Island
Medina
Clyde Hill
Yarrow Point
Hunts Point
North King County
Seattle
Shoreline
Lake Forest Park
Kenmore
Bothell
Woodinville
Mountlake Terrace
Brier
This broad King County coverage allows Unisystems HVAC to support customers across urban, suburban, and residential neighborhoods with the same level of professionalism and care.
In addition to King County, Unisystems HVAC remains open to serving customers throughout North Pierce County, particularly when referred by existing clients. This flexibility allows us to continue supporting long-term customers who relocate or recommend our services to family and friends in nearby areas.
North Pierce County service areas include:
Federal Way
Fife
Milton
Edgewood
Sumner
Puyallup
Lakewood
Tacoma
University Place
Fircrest
Availability in North Pierce County may vary based on scheduling and project scope, but every request is handled with the same attention and professionalism that define our work elsewhere.
Unisystems HVAC has grown organically through referrals earned from years of reliable service. This approach allows us to maintain strong relationships within the communities we serve while avoiding overextension. By focusing on a defined service area, we ensure timely response times, clear communication, and consistent workmanship on every job.
Customers throughout our service area value working directly with experienced professionals who understand local HVAC challenges and prioritize long-term system performance rather than short-term fixes.
If you are located in Auburn, North King County, Kirkland, Issaquah, or surrounding areas in King or North Pierce County, Unisystems HVAC is ready to assist with your heating and cooling needs. Our service area continues to evolve as our reputation grows, but our commitment remains the same: dependable HVAC solutions delivered by a family-owned company that stands behind its work.
For questions about service availability in your city or to schedule HVAC service, contact Unisystems HVAC today. We look forward to serving your home or business with professionalism, integrity, and experience.
© 2023 – 2026