Corey J. Callegan, AIA

Associate + Baton Rouge Architecture Lead

Baton Rouge


Corey J. Callegan, AIA is an Associate at DDG and leads the firm’s Architecture group in the Baton Rouge branch office. He has over 25 years of experience working in Louisiana and across the Gulf South. Upon graduating from UL Lafayette in 2001, Corey was offered the opportunity to begin his career as an intern with Duplantis Design Group’s budding architectural department. He gained early experience managing multiple retail projects across 21 states. This experience developed his in-depth understanding of building codes across various jurisdictions, in the fast-paced world of retail design and construction management. Since gaining his license in 2007, Corey has broadened his experience managing a wide variety of projects across all of DDG’s market sectors. He has proudly served notable clients such as Shell, Motiva Enterprises, K+B Industries, Intermoor, CETCO Energy Services, Spectra Properties, and Terrebonne Parish Consolidated Government. For over 20 years he has been committed to ensuring client satisfaction while providing quality architectural services from start to finish.


Bachelor of Architecture, 2001  – University of Louisiana at Lafayette



American Institute of Architects (AIA)

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