1. Home
  2. Expertise & Innovation
  3. Experts
  4. Food Safety & Public Health Experts

Food Safety & Public Health Experts

Our Food Safety and Public Health Experts provide expertise to eliminate foodborne illness and ensure safe food to protect people and businesses from the risks of pathogens.
Elaine Black, PhD

Dr. Elaine Black is director of Food Safety and Public Health for Ecolab. Dr. Black is a microbiologist and currently leads food safety and public health program and policy initiatives.  

John Hanlin, PhD

Dr. John Hanlin supports strategic public health initiatives for Ecolab’s Healthcare, Water and Process Services and other divisions. His subject matter expertise in public health and food safety provides the foundation for an enterprise-wide view of infection prevention and contamination control issues.

Sima Hussein, CP-FS

Sima is the Director of Food Safety and Customer Standards for the Food Retail Services division of Ecolab. She is a food safety professional, trained in food science, food safety and microbiology.

Oriana Leishman, MPH, PhD

Dr. Oriana Leishman is a lead microbiologist for the Ecolab Food & Beverage Division. She is responsible for developing new products and programs for advancing food safety initiatives in our customers across the Food & Beverage business.

Tatiana Lorca, PhD

Dr. Tatiana Lorca provides audit, training, consulting services and scientific support across the food supply chain supporting Ecolab customers and the food industry at large.

Youkai Lu, PhD

Dr. Youkai Lu is Food Safety Associate Director for the Food & Beverage Division of Ecolab China. He leads a food safety team to conduct food safety risk assessment, training and consultation for the Chinese food and beverage industries.

susan nie
Susan Nie, BS, MBA 
Susan Nie is the Food Safety Leader, in Ecolab’s Greater China and Asia Pacific Regions.  She provides technical expertise and consultation to internal and external customers on food safety issues, by identifying and tracking emerging food safety trends and new control strategies.
Mandy Sedlak, RS/REHS

Mandy is the Food Safety and Public Health Manager for EcoSure, an Ecolab Division, responsible for Health Department response, foodborne illness response and food code interpretation, and providing education and recommendations to help customers adopt best practices and mitigate risks in the day to day operations.

Anna Starobin, CPFS, MD
Dr. Anna Starobin is responsible for food safety, environmental testing, equipment evaluation, outbreak prevention and recovery, regulatory, product development and research for Ecolab quick service and food retail customers in the U.S. and internationally.
Food Safety Matters Webinars

Our free web presentations feature food industry, academic, regulatory and culinary experts presenting topics surrounding the diverse aspects of food safety.

John Barcay, PhD

Dr. John Barcay, Ecolab's foremost expert in entomology, recently passed away unexpectedly. During his nearly 30-year career at Ecolab, Dr. Barcay specialized in developing integrated pest management programs. He secured multiple patents, was widely published and was a national speaker on urban entomological issues.

"Dr. Barcay made an immeasurable impact on Ecolab's Pest Elimination division," said Kris Kielsa, head of the company's Institutional division in North America and previously led Pest Elimination. "He will truly be missed by family, friends, colleagues and the pest industry."