Meet the Expert:
Helen Cerra
Technical Services Consultant
Helen Cerra is a Technical Services Consultant at ChemTreat,with 35 years of professional experience in all aspects of water treatment, including boiler, cooling, wastewaterand environmental/regulatory affairs. With a concentration on Legionella minimization, Helen is a voting member of the ASHRAE Committees SSPC 188 and SPC 514P and is the current Chair of GDL-159 at the Cooling Technology Institute (CTI), the task group that published the 2020 CTI Legionellosis Guideline. She is a certified ASSE 12080 Legionella Water Safety and Management Specialist and has authored/co-authored papers and presentations for various trade organizations including ASHRAE, CTI, EUCW, IWC, VSHE, and NACE. Helen holds a B.S. in Chemical Engineering from Lehigh University.