Located in New York City, Allen + Killcoyne Architects is a design-oriented architectural practice established in 1989. The firm has a wide range of project experience including corporate, institutional, retail, health & fitness centers and residential design. Committed to design excellence and client service, the firm offers a complete range of architectural services, from conceptual design to on-site supervision and project management. We are proud of our strong commitment to sustainable design. Whenever possible we create projects that are highly energy efficient and are healthier places in which to live and work. The firm utilizes two highly esteemed systems in its approach to sustainable design: LEED and Passive House Design. Passive House Design focuses specifically on the reduction of building energy consumption, utilizing a highly technical, calculated methodology. LEED, on the other hand, is a broad-based program, encompassing a multitude of factors that go into creating a healthy and sustainable building project.