Hellmuth Obata & Kassabaum Inc

211 N Broadway
Saint Louis MO 63102

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Opening Hours

  • Mon: 9am-5pm
  • Tue: 9am-5pm
  • Wed: 9am-5pm
  • Thu: 9am-5pm
  • Fri: 9am-5pm

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Hellmuth, Obata + Kassabaum is a global architectural firm that specializes in planning, design and delivery solutions for buildings and communities. Through its collaborative network of 22 offices worldwide, the firm serves diverse clients within the corporate, commercial, public and institutional markets. HOK is organized around its clients. Experts in each client group reside in its offices. When project opportunities arise in specific locations, these specialty group members HOK professionals who focus all their efforts on a single client type provide program and conceptual expertise while relying on local offices for management and production resources. HOK is committed to developing resources and expertise to help lead the world toward sustainable communities and building environments. HOK's specialty groups serve clients in the aviation, commercial offices, corporate, cultural, education, government, health care, hospitality, justice, mixed-use and residential markets. Founded in 1955, the firm s expertise includes architecture, interiors, planning, graphics, facilities planning and assessment, engineering, and construction services.