Auburn Mechanical provided design-build mechanical services for Helios Apartments, a 40-story, 400-unit residential high-rise in the heart of downtown Seattle. The tower’s base features retail space, while the podium includes four floors of above-grade parking directly above the retail level. Auburn’s expertise ensured the integration of high-efficiency HVAC, plumbing, and mechanical systems, delivering a sustainable, comfortable, and modern living environment for residents in this premier urban development.