Joanna Callahan

Joanna Callahan
Partner, Hess Callahan Grey Group
Since co-founding Hess Callahan Partners in 2016, Joanna Callahan has been active in developing sustainable, award-winning commercial office projects in Seattle with a focus on Fremont as part of the Hess Callahan Grey Group. Joanna’s experience includes legal and development roles over her 10 years in the business, earning her recognition by the PSBJ as 2019 “Up and Coming Developer.”  She holds a B.A. from Yale, a Master of Science from the London School of Economics, and a law degree from the University of Washington.