, a nanotechnology startup that recently moved to Chapel Hill, is adding a director of finance to its management team.

Mark MacDonald joins QualSec after stints at US Flue-Cured Tobacco Growers, Ganymede Software and NetIQ.

QualSec’s lead product, NanoNose, utilizes nanotechnology that analyzes and quantifies airborne particles for use in homeland security, health care, environmental and other markets.