Founder of Hemp Hollow Processing, LLC Alex is the North East Regional Leader of the US Hemp Building Association (USHBA), a member of the American Society for Testing and Materials (ASTM) International and Director of Hemp Fiber Applications at Escher Design Inc. With Hemp Hollow Processing, ASTM and the National Institute for Occupational Safety and Health (NIOSH) he is developing standards to keep employees safe from inhalation exposure to toxic levels of cannabis dust.