American Institute of Architects The AIA is a professional society of architects. American Society of Landscape Architects ASLA is a professional society of landscape architects. More Architectural Associations American Society of Civil Engineers The Society endeavors to preserve the high ethical standards of the civil engineering profession. National Society of Professional Engineers NSPE represents licensed professional engineers (PEs) across all disciplines. Founded in 1934, NSPE promotes engineering licensure and ethics, advocating and protecting PEs' legal rights at the national and state levels, publishing news of the profession, providing continuing education opportunities, etc.. NSPE serves some 60,000 members through 54 state and territorial societies and more than 500 chapters. More Engineering Associations American Society of Interior Designers ASID is a professional society of interior designers. More Interior Design Associations