Architectural engineering merges architecture and engineering, uniting the imaginative visions of architects with the technical prowess of engineers. This interdisciplinary field focuses on designing, constructing, and maintaining buildings and structures, with a strong emphasis on optimizing functionality, safety, and environmental sustainability. The roots of architectural engineering can be traced back to ancient civilizations that erected remarkable structures like the pyramids and Roman aqueducts. However, it truly blossomed as a distinct discipline during the industrial revolution, when the integration of architectural principles and scientific knowledge became necessary due to advancements in engineering and construction techniques. Today, architectural engineers play a pivotal role in shaping the built environment by skillfully combining aesthetics with practicality. Their expertise in structural systems, materials, HVAC, lighting, acoustics, and energy efficiency ensures the creation of sustainable and resilient spaces for the betterment of society. "Foundations of Architectural Engineering" is a comprehensive resource that explores the principles and practices of architectural engineering. Designed for aspiring engineers, professionals, and students, this book provides a clear understanding of key concepts and skills in the field. It covers a range of topics, including the integration of architecture and engineering, building materials, structural engineering principles, building systems and services, acoustics and lighting, sustainable design, BIM and digital tools, and future trends. With concise explanations and insights, this book serves as an invaluable guide to the fundamental aspects of architectural engineering, equipping readers with the knowledge needed to excel in the field.