On May 1, Seattle-based CDi Engineers merged with Mazzetti’s nine national offices to form a strengthened firm delivering innovative engineering in healthcare, higher education, mission critical, science and technology, aviation, and other sectors. Mazzetti and CDi Engineers (CDi) are both seasoned firms known for their industry leadership in research and policy, planning, finance, and project delivery. Both firms have worked to drive the future of the built environment in their work with the Facilities Guidelines Institute (FGI), American Society for Healthcare Engineering (ASHE), and American Society of Heating, Refrigerating, and Air-Conditioning Engineers (ASHRAE), among other organizations.