Leo A Daly is an international planning, architecture, engineering, and interior design firm with nine u.s. and five international offices housing more than 700 design and engineering professionals.

Leo A Daly is an internationally renowned architecture, planning, engineering, interior design and program management firm. The company's portfolio includes award-winning projects in 65 countries, all 50 states and the District of Columbia. The firm currently employs more that 1100 architects, planners, engineers and interior designers in 24 offices worldwide. It consistently ranks in the top 10 largest architecture/engineering and interior design firms in the U.S. and is listed in BD World Architecture's top 25 global practices.