International design, architecture, engineering and planning firm HOK has recently announced its plan to acquire 360 Architecture, a firm specializing in sports facility design. With HOK’s global influence and 360 Architecture’s expertise, the acquisition could bring about significant advances in sports facility design and expand the market reach for each firm. When it comes to the business of architecture, acquisitions such as this often enable large corporate firms to take on a wider variety of projects, giving them a competitive edge against famous designer names in the industry. But what else can we learn from the growth of the world's largest firms?