Olson Energy Service recently celebrated its 90 th year in Seattle, where our family owned and operated company continues to offer exceptional HVAC services every day of the year. Our motto is “We Are Here to Serve,” and we take pride in providing our customers with quality work by certified and factory-trained technicians. We are also a preferred Diamond Contractor, a title awarded by Mitsubishi Electric to its most expert contractors. Being a Diamond Contractor signifies that we adhere to the highest standards of training and expertise, and that we provide our customers with an outstanding level of customer service. Every technician on our staff has been licensed, bonded, and insured, and our team offers emergency service 24 hours a day, seven days a week, for your convenience. When you’re in need of professional HVAC service at your Seattle home, you can always count on our skilled technicians to give you the state-of-the-art care you deserve.