Treanor

Architecture and PlanningMaryland, United States201-500 Employees

Treanor is a national architecture and planning firm based in Maryland, providing planning, programming, and design services across a range of markets that include justice, higher education, healthcare, historic preservation, housing, advanced industries, and K-12 facilities. Its work spans interior design and civil engineering, delivering integrated solutions to public-sector and institutional clients, with a focus on planning and designing complex, multi-use environments. The firm serves a diverse set of customers such as universities, healthcare providers, government and municipal agencies, and organizations pursuing educational and community-facing projects, addressing needs from space programming to facility modernization and new construction. Treanor operates within the architecture and planning industry, positioning itself as a multidisciplinary practice capable of coordinating across markets to support large-scale, mission-critical projects. Based in National, Maryland, Treanor serves clients across the United States and has engaged in partnerships and projects evident in recent news, including collaborations with other firms and construction partners for design and project delivery. In addition to its architecture practice, TreanorHL brings design and engineering capabilities to bear on a wide array of building types, including K-12, healthcare, and correctional facilities, reflecting the firm’s broad market footprint and emphasis on comprehensive design solutions.

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