James Posey Associates, Inc. is a consulting engineering firm based in Baltimore, Maryland. Founded in 1911, we provide mechanical, electrical, plumbing and fire protection engineering and commissioning services to architects and building owners. Our team has extensive experience in multiple sectors, including education, government, arts & culture, lab and healthcare, mixed-use, and mission critical, providing services ranging from building information modeling, sustainability and high-performance design and energy modeling to historic preservation. We serve the mid-Atlantic region focusing on the Baltimore and Washington D.C. markets.