Gabriel Barbier-Mueller

Barbier-Mueller set out to make Uptown Dallas walkable long before it was fashionable.

Over decades, the Swiss-born developer assembled and built the 19-block Harwood District, developing office towers, condominiums and a hotel into a dense mixed-use enclave. The district reflects the Barbier-Muellers’ aristocratic sensibility, from its manicured public spaces to the Ann & Gabriel Barbier-Mueller Museum, which houses the couple’s private collection of Japanese samurai artifacts.

Barbier-Mueller’s belief in Uptown predates the Crescent, the mixed-use development that anchors the neighborhood and was completed in 1986. Two years earlier, Barbier-Mueller completed the Rolex Building, which laid the groundwork for what would become Harwood District and signaled an early bet on the area’s potential.

Projects within Harwood were developed over time and labeled numerically, a system that eventually ran through Harwood No. 15. That numbering has made recent retrenchment difficult to miss. In 2025, Harwood lost two properties — Harwood No. 1 and Harwood No. 4 — to foreclosure and narrowly avoided the same fate at Harwood No. 6 through a last-minute recapitalization. During the same period, the firm quietly sold five office buildings to TPG, which emerged as Harwood’s recapitalization partner in Jan. 2026. 

Plans for future development have also stalled. Harwood No. 15 and Harwood No. 12 were announced but never built, and momentum around No. 15 faltered further when Jones Day withdrew as the project’s anchor tenant, leaving the site in limbo.

— Jess Hardin