Qb (i.e., cube) is an award-winning Philadelphia design studio founded in 2001, specializing in architecture, interior design, and design build services for select projects. 

Led by Kevin Angstadt, Patrycja Doniewski, and Stephen Mileto, our process transcends problem solving and style by creating spaces that are tailored to the needs of our clients. Each project reveals the essence of place, material, and program and conveys a sense of simplicity and permanence.