Bryna is a Vice President, serving as the Director of Environmental Research and Planning, for Moseley Architects. As such, she works closely with Moseley Architects' architectural staff, engineering staff, and clients from the early planning and design phases through building construction to ensure that the most energy efficient and environmentally responsible design solutions are considered and implemented where feasible. She has more than a dozen LEED Certified projects in her portfolio, and is working on at least 60 more. She has also been involved in multiple campus sustainability assessments, greenhouse gas inventories, and climate action plans.

Bryna studied Biology and Environmental Science at the University of Virginia, and earned her Master's Degree in City Planning (specializing in Environmental Issues) at Georgia Tech. Prior to joining the staff at Moseley Architects, Bryna worked as the Director of Environmental Research and Planning at William McDonough + Partners. She is an Associate Member of the American Institute of Architects.

Bryna was the founding Chairperson for the James River Green Building Council, and was vice-chair of the Board of Directors for the Virginia Sustainable Building Network for many years. She has recently "retired" from the LEED Faculty after 5 years, having trained thousands of professionals in the art and science of high performance building. In addition, she served for 8 years as the Chair for the Sustainable Sites Technical Advisory Group and is currently the vice chair of LEED Steering Committee for the US Green Building Council.