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Management Team

Florence Wu, Ph.D. <br><em>President</em>

Florence Wu, Ph.D.
President

Dr. Wu has over 20 years of academic and work experience in microbiology and mycology. She earned her Ph.D. from the University of Tennessee, and her M.S. from the Institute of Microbiology, Chinese Academy of Sciences. In 2002, Dr. Wu co-founded AEMTEK, INC. where she currently serves as President and CEO. Dr. Wu’s analytical experiences include detection and enumeration of microbial pathogens, fungal identification, microbial sampling and analysis of environmental samples, water, and food products. Dr. Wu also provides technical consultation in food safety, environmental monitoring, and contamination control and is involved in product research and development. She has published numerous scientific papers and several book chapters as well as given many lectures and presentations on various microbiology subjects at national and international conferences. Dr. Wu has also been awarded the Woman-Owned Business of the Year in Fremont, California, and Enterprising Woman of the Year 2009 by The National Association of Women Business Owners-Silicon Valley.

Florence Wu, Ph.D. <br><em>President</em>

Florence Wu, Ph.D.
President

Dr. Wu has over 20 years of academic and work experience in microbiology and mycology. She earned her Ph.D. from the University of Tennessee, and her M.S. from the Institute of Microbiology, Chinese Academy of Sciences. In 2002, Dr. Wu co-founded AEMTEK, INC. where she currently serves as President and CEO. Dr. Wu’s analytical experiences include detection and enumeration of microbial pathogens, fungal identification, microbial sampling and analysis of environmental samples, water, and food products. Dr. Wu also provides technical consultation in food safety, environmental monitoring, and contamination control and is involved in product research and development. She has published numerous scientific papers and several book chapters as well as given many lectures and presentations on various microbiology subjects at national and international conferences. Dr. Wu has also been awarded the Woman-Owned Business of the Year in Fremont, California, and Enterprising Woman of the Year 2009 by The National Association of Women Business Owners-Silicon Valley.

Eric Wilhelmsen, Ph.D.<br><em> Technical Advisor</em>

Eric Wilhelmsen, Ph.D.
Technical Advisor

Dr. Wilhelmsen holds a Ph.D. in Ag and Environmental Chemistry, an M.S degree in Food Science and Technology, and a B.S in Food Biochemistry, all from the University of California at Davis. Dr. Wilhelmsen acts as a technical advisor for AEMTEK and brings the following expertise to our company: (1) Technical consultation in food science, food safety, analytical chemistry, experimental design, and statistical analysis (2) Evaluation and development of technologies for the food industry (3) Authentication and quality assessment of ingredients (4) Sampling techniques, shelf life and challenge studies, and product research and development (5) Expert witness for food authentication, fruit and vegetable products and processes (6) Problem analysis and troubleshooting of food products and processes.

Eric Wilhelmsen, Ph.D.<br><em> Technical Advisor</em>

Eric Wilhelmsen, Ph.D.
Technical Advisor

Dr. Wilhelmsen holds a Ph.D. in Ag and Environmental Chemistry, an M.S degree in Food Science and Technology, and a B.S in Food Biochemistry, all from the University of California at Davis. Dr. Wilhelmsen acts as a technical advisor for AEMTEK and brings the following expertise to our company: (1) Technical consultation in food science, food safety, analytical chemistry, experimental design, and statistical analysis (2) Evaluation and development of technologies for the food industry (3) Authentication and quality assessment of ingredients (4) Sampling techniques, shelf life and challenge studies, and product research and development (5) Expert witness for food authentication, fruit and vegetable products and processes (6) Problem analysis and troubleshooting of food products and processes.

Jas Walia<br><em>Technical Director</em>

Jas Walia
Technical Director

Jas is a seasoned professional with a remarkable 30 years of experience in managing laboratories and testing services. His extensive expertise covers a broad spectrum of testing methods, protocols, industry guidelines, and laboratory operations. Jas is a past president and current board member of the NCIFT Northern CA IFT Section, demonstrating his deep commitment to advancing food science and safety. With this unique blend of technical know-how and industry leadership, Jas is exceptionally positioned to help food companies navigate the complex world of food safety testing. At AEMTEK, Jas works closely with food companies, assisting them in setting up tailored testing services and offering valuable advice on optimizing their testing programs. His insights into the industry are invaluable, having previously owned a food business himself. He understands the challenges you face, and he's here to help you overcome them.

Jas Walia<br><em>Technical Director</em>

Jas Walia
Technical Director

Jas is a seasoned professional with a remarkable 30 years of experience in managing laboratories and testing services. His extensive expertise covers a broad spectrum of testing methods, protocols, industry guidelines, and laboratory operations. Jas is a past president and current board member of the NCIFT Northern CA IFT Section, demonstrating his deep commitment to advancing food science and safety. With this unique blend of technical know-how and industry leadership, Jas is exceptionally positioned to help food companies navigate the complex world of food safety testing. At AEMTEK, Jas works closely with food companies, assisting them in setting up tailored testing services and offering valuable advice on optimizing their testing programs. His insights into the industry are invaluable, having previously owned a food business himself. He understands the challenges you face, and he's here to help you overcome them.

 Feifei Han, Ph.D.<br><em> Director of Food Testing</em>

Feifei Han, Ph.D.
Director of Food Testing

Dr. Han earned her Ph.D. degree in Food Science at Louisiana State University and B.S. degree in Food Science at the China Agricultural University. She has extensive experience working with various food pathogens, such as Salmonella, Vibrio, Campylobacter, and Listeria. Dr. Han has published thirteen peer-reviewed articles in internationally renowned journals and has given many presentations at national conferences. Dr. Han is also an active member of many organizations, including the International Association for Food Protection, the Institute of Food Technologists, and the American Society for Microbiology.

 Feifei Han, Ph.D.<br><em> Director of Food Testing</em>

Feifei Han, Ph.D.
Director of Food Testing

Dr. Han earned her Ph.D. degree in Food Science at Louisiana State University and B.S. degree in Food Science at the China Agricultural University. She has extensive experience working with various food pathogens, such as Salmonella, Vibrio, Campylobacter, and Listeria. Dr. Han has published thirteen peer-reviewed articles in internationally renowned journals and has given many presentations at national conferences. Dr. Han is also an active member of many organizations, including the International Association for Food Protection, the Institute of Food Technologists, and the American Society for Microbiology.

Seulgi Lee, Ph.D.<br><em> Assistant Laboratory Director</em>

Seulgi Lee, Ph.D.
Assistant Laboratory Director

Dr. Lee is a highly experienced food scientist with a Ph.D. in Food Science & Technology from the University of Georgia and an M.S. in System Food Biotechnology from Korea University in South Korea. With over seven years of experience in academic and research settings, Dr. Lee specializes in food safety and microbiology. She has conducted extensive research on the mechanism of biofilm formation by Salmonella, developed antimicrobial strategies against foodborne pathogens, and analyzed the sanitary conditions of food processing environments.

 Seulgi Lee, Ph.D.<br><em>Assistant Laboratory Director</em>

Seulgi Lee, Ph.D.
Assistant Laboratory Director

Dr. Lee is a highly experienced food scientist with a Ph.D. in Food Science & Technology from the University of Georgia and an M.S. in System Food Biotechnology from Korea University in South Korea. With over seven years of experience in academic and research settings, Dr. Lee specializes in food safety and microbiology. She has conducted extensive research on the mechanism of biofilm formation by Salmonella, developed antimicrobial strategies against foodborne pathogens, and analyzed the sanitary conditions of food processing environments.

Heidi Wright, Ph.D. <br><em>Director of Research</em>

Heidi Wright, Ph.D.
Director of Research

Dr. Heidi Wright has a Ph.D. degree in Food Science & Technology and Toxicology from Iowa State University where she specialized in research areas related to natural antimicrobials in food and pharmaceutical applications. She also has an M.S in Biological Science with a specialization in Microbiology from South Dakota State University. Her research included extension outreach in food safety training. She has over 12 years of academic and industry experience in the areas of food safety, antimicrobials, and microbiology research, including method development, validation testing, and study designs for challenge and shelf-life studies.

Heidi Wright, Ph.D. <br><em>Director of Research</em>

Heidi Wright, Ph.D.
Director of Research

Dr. Heidi Wright has a Ph.D. degree in Food Science & Technology and Toxicology from Iowa State University where she specialized in research areas related to natural antimicrobials in food and pharmaceutical applications. She also has an M.S in Biological Science with a specialization in Microbiology from South Dakota State University. Her research included extension outreach in food safety training. She has over 12 years of academic and industry experience in the areas of food safety, antimicrobials, and microbiology research, including method development, validation testing, and study designs for challenge and shelf-life studies.

 Mo Jia, Ph.D.<br><em>Director of Modesto Laboratory</em>

Mo Jia, Ph.D.
Director of Modesto Laboratory

Dr. Mo Jia is the Lab Director of AEMTEK Modesto. He has a Ph.D. degree in Animal Sciences from Colorado State University, where he specialized in research areas related to foodborne pathogens, molecular biology, and bioinformatics. He also earned an M.S. degree in Animal Sciences from South Dakota State University. Mo has multiple years of research experience working with various foodborne pathogens, such as pathogenic E. coli, Salmonella, and Listeria. Mo is responsible for overseeing the regular food testing at AEMTEK's Modesto lab and supports research projects at AEMTEK.

Mo Jia, Ph.D.<br><em> Director of Modesto Laboratory</em>

Mo Jia, Ph.D.
Director of Modesto Laboratory

Dr. Mo Jia is the Lab Director of AEMTEK Modesto. He has a Ph.D. degree in Animal Sciences from Colorado State University, where he specialized in research areas related to foodborne pathogens, molecular biology, and bioinformatics. He also earned an M.S. degree in Animal Sciences from South Dakota State University. Mo has multiple years of research experience working with various foodborne pathogens, such as pathogenic E. coli, Salmonella, and Listeria. Mo is responsible for overseeing the regular food testing at AEMTEK's Modesto lab and supports research projects at AEMTEK.

 Melissa Landrum, Ph.D.<br><em>Director of Athens Laboratory</em>

Melissa Landrum, Ph.D.
Director of Athens Laboratory

Dr. Melissa Landrum holds a Ph.D. and M.S. in Poultry Science from the University of Georgia, showcasing her expertise in the poultry industry. With over 20 publications, her research focuses on reducing Campylobacter in poultry foods through methods like antimicrobials, low pH processing, and low acid processing, as well as detecting Campylobacter and Salmonella using diverse methods. Boasting 16 years of combined academic and industry experience, Melissa leads the AEMTEK Athens Laboratory, dedicated to specialized testing in poultry, meat, and produce.

 Melissa Landrum, Ph.D.<br><em>Director of Athens Laboratory</em>

Melissa Landrum, Ph.D.
Director of Athens Laboratory

Dr. Melissa Landrum holds a Ph.D. and M.S. in Poultry Science from the University of Georgia, showcasing her expertise in the poultry industry. With over 20 publications, her research focuses on reducing Campylobacter in poultry foods through methods like antimicrobials, low pH processing, and low acid processing, as well as detecting Campylobacter and Salmonella using diverse methods. Boasting 16 years of combined academic and industry experience, Melissa leads the AEMTEK Athens Laboratory, dedicated to specialized testing in poultry, meat, and produce.

 Ethan Huang, Ph.D.<br><em>Director of Salinas Laboratory</em>

Ethan Huang, Ph.D.
Director of Salinas Laboratory

Dr. Ethan Huang holds a Ph.D. degree in Mycology from China Agricultural University and an M.S. degree in plant pathology from Southwest Forestry University in Kunming. Dr. Huang has over 30 years of academic and work experience in microbiology and food safety. He has extensive experience covering the following areas: (1) cleaning and sanitation in food and beverage industry, (2) food safety testing and shelf-life solutions, (3) microbial fermentation and process development for production of various microbial products, (4) application of microorganisms in waste treatment, (5) pest control solutions for organic farming.

Ethan Huang, Ph.D.<br><em> Director of Salinas Laboratory</em>

Ethan Huang, Ph.D.
Director of Salinas Laboratory

Dr. Ethan Huang holds a Ph.D. degree in Mycology from China Agricultural University and an M.S. degree in plant pathology from Southwest Forestry University in Kunming. Dr. Huang has over 30 years of academic and work experience in microbiology and food safety. He has extensive experience covering the following areas: (1) cleaning and sanitation in food and beverage industry, (2) food safety testing and shelf-life solutions, (3) microbial fermentation and process development for production of various microbial products, (4) application of microorganisms in waste treatment, (5) pest control solutions for organic farming.

 Jessica Leafman <br><em>Director of Marketing</em>

Jessica Leafman
Director of Marketing

Jessica earned her Bachelor of Business Administration from the George Washington University School of Business, with concentrations in Marketing and Psychology. After joining AEMTEK, Jessica has received training in food microbiology, cGMP, HACCP, environmental monitoring plans, and food science, which enables her to have meaningful dialog about technical issues with our clients. Jessica is responsible for the marketing outreach, branding, and training & events coordination here at AEMTEK. It is likely her bubbly personality and bright smile that you will be greeted with when you visit us at trade shows.

 Jessica Leafman <br><em>Director of Marketing</em>

Jessica Leafman
Director of Marketing

Jessica earned her Bachelor of Business Administration from the George Washington University School of Business, with concentrations in Marketing and Psychology. After joining AEMTEK, Jessica has received training in food microbiology, cGMP, HACCP, environmental monitoring plans, and food science, which enables her to have meaningful dialog about technical issues with our clients. Jessica is responsible for the marketing outreach, branding, and training & events coordination here at AEMTEK. It is likely her bubbly personality and bright smile that you will be greeted with when you visit us at trade shows.

Anna Do<br><em> Customer Service Manager</em>

Anna Do
Customer Service Manager

Anna Do is AEMTEK's passionate and dedicated Customer Service Representative, committed to ensuring complete customer satisfaction. From handling inquiries and resolving issues to coordinating lab services, Anna's goal is to deliver a seamless and positive experience for every client, fostering strong relationships and promoting the lab's reputation for excellence.

Anna Do<br><em> Customer Service Manager</em>

Anna Do
Customer Service Manager

Anna Do is AEMTEK's passionate and dedicated Customer Service Representative, committed to ensuring complete customer satisfaction. From handling inquiries and resolving issues to coordinating lab services, Anna's goal is to deliver a seamless and positive experience for every client, fostering strong relationships and promoting the lab's reputation for excellence.

Sharon Spencer<br><em> Customer Service Manager</em>

Sharon Spencer
Customer Service Manager

Mrs. Spencer joined AEMTEK in 2004. She holds an Associate in Arts degree in liberal arts studies and has many years of experience in customer service, faculty support, and clerical services. Sharon is responsible for sample receiving, data reporting, and client communications. Sharon handles customer service issues and responds to inquiries about project status. It is usually Sharon’s friendly voice you will hear when you call us.

Sharon Spencer<br><em> Customer Service Manager</em>

Sharon Spencer
Customer Service Manager

Mrs. Spencer joined AEMTEK in 2004. She holds an Associate in Arts degree in liberal arts studies and has many years of experience in customer service, faculty support, and clerical services. Sharon is responsible for sample receiving, data reporting, and client communications. Sharon handles customer service issues and responds to inquiries about project status. It is usually Sharon’s friendly voice you will hear when you call us.