The design work which AKA has produced since the firm was formed in 1991 has lead to its recognition as an established leader in the design of exterior public spaces, multi-use community facilities, early childhood education centers, and affordable housing in Philadelphia. Renamed in 2006, A K Architecture was previously known as Armstrong Kaulbach Architects. Armstrong Kaulbach Architects (AKA), Philadelphia, Pennsylvania, AK Architecture, Lisa Armstrong, Armstrong Kaulbach, Architecture, Interiors, Planning, design, AKA, Philadelphia Architects.