Affiliated Engineers, Inc.

At Affiliated Engineers, Inc. (AEI), we are at the forefront of engineering innovation, delivering pioneering solutions for some of the world's most complex building, energy, and utility projects. Through groundbreaking technology and a collaborative, multidisciplinary approach, we are revolutionizing how high-performance engineered systems are planned, designed, and delivered. Our work is a testament to our commitment to positively impacting society and advancing humankind. We specialize in creating sophisticated environments for a diverse range of markets, including science and technology, healthcare, higher education, industrial and mission-critical facilities, and federal government projects. Our portfolio showcases our ability to tackle significant global challenges, from designing the world's largest zero-net-energy emissions testing facility to engineering human-centric, technically advanced clinical environments that elevate communities and enhance patient outcomes.

Our success is built on a foundation of deep expertise and a relentless drive for excellence. For over five decades, AEI has been recognized as an industry leader, consistently ranked among the top engineering firms by publications like Building Design + Construction magazine. This recognition stems from our unwavering focus on innovation, sustainability, and client success. We empower our clients to achieve energy-efficient building solutions, protect global environments, and create a greener, more sustainable future. By integrating the technical and professional activities of all individuals engaged in the building industry, we foster a culture of collaboration and continuous improvement. Our team of over 800 dedicated professionals across the nation works to advance the state-of-the-art and state-of-the-practice, ensuring that every project we undertake contributes to a better world, whether it's supporting life-changing pharmaceutical research or enabling the next generation of scientific discovery.