James Lehouiller

Company: DiLeonardo

Position: Managing Partner


"What can we do better?" is James Lehouiller's battle cry as he travels the globe overseeing the DiLeonardo team's work on six continents. During a career that has taken him from Vermont to Visakhapatnam (India), James' passion for learning about other cultures has provided a deep knowledge base that serves our clients well. His unflagging interest in the practical mechanics of achieving excellence has earned him academic and professional accolades (including an Honorary Doctorate from Johnson & Wales University) along with invitations to address diverse professional organizations on topics around international hospitality and design.

James is a member of the Urban Land Institute, Historic New England, a founding board member for the US Green Building Council (RI) and is a registered LEED Accredited Professional. He is a frequent contributor to trade publications and is a regular guest speaker at industry conferences.

Mission Statement

In partnering with the world’s top hospitality brands, the DiLeonardo “team of masters” continually demonstrates an ability to harness purposeful elegance in design—and deliver it anywhere in the world, creating spaces that "do their jobs" with grace and flare. We attend to both the aesthetic and financial success of every project.


James’ charge is to strive for excellence in DiLeonardo’s goal to be the best. His relentless pursuit of excellence brings him in contact with all aspects of the firm, clients and project collaborators around the globe. James oversees DiLeonardo’s global operations with a guiding focus on advancing its reputation for exceeding client expectations. He travels extensively, overseeing the firm’s offices in the United States, Dubai, Hong Kong & the Philippines. As Managing Partner / CEO of the firm, James often travels the globe to meet clients and staff asking the question, “what can we do better?”

Professional Memberships

LEED AP • Urban Land Institute • US Green Building Council • Historic New England • Johnson & Wales University International Advisory Board