other projects

Oklahoma Natural Gas Building

The Historic Oklahoma Natural Gas Company building, now known as the 624 Boston Building, was purchased by the Hille Foundation in 2007 to provide offices for the foundation and to operate as an [...]


Completed in 2013, the GreenArch Mixed Use project introduced new residential and commercial development to the Historic Greenwood District for the first time in over 70 years. The 90,000 square [...]

Tulsa Zoo

The Tulsa Zoo has been a community asset committed to education and conservation for over 90 years. As the largest daily attraction in our region with over 700,000 annual guests, the Tulsa Zoo is [...]