Contact Directory ENVIRONMENTAL HEALTH & RADIATION SAFETY 400 N 31st Street, Philadelphia, PA 19104 T: 215.895.5919 | F: 215.895.5926 Name Title Telephone Email Jonathan Chase Assistant Vice President 215-895-5891 jc52@drexel.edu Martin Bell Director 215-895-5892 mwb32@drexel.edu Edna Rojas Administrative Assistant 215-895-5919 er58@drexel.edu Joseph Nihill Industrial Hygienist 215-895-1624 jrn43@drexel.edu Jeff Nemetz Industrial Hygienist, Laboratory Safety 215-895-5913 jdn29@drexel.edu Brian Spicer Industrial Hygienist 215-895-5905 bcs323@drexel.edu Chris Alston Radiation Safety Technician 215-762-1248 chris.alston@drexel.edu Michaela Sullivan Industrial Hygienist, Laboratory Safety 215-895-5909 mas963@drexel.edu Nico Scavetta Hazardous Material Technician 215-895-5907 ns3536@drexel.edu