About Us

We aspire to be your preferred laboratory provider and will provide you with the services you need to reduce risk, streamline your processes and achieve operational quality excellence.

Meet the Team


Tom Lonczynski

Tom is the president of HACCP Assurance Services, with over 25 years of food safety consulting experiences and having provided his expertise to thousands of companies over his career. Tom is an expert in addressing regulatory compliance and providing practical solutions and technical services. His team is not just capable of addressing any and all food safety management topics. The group is making food safer and reducing public health risks by applying the most innovative and unrivaled consultations.

Technical Director of Laboratory Services

Laura Cowin

Laura currently serves as the Laboratory Technical Director of HACCP Assurance Services where she oversees laboratory services, including routine microbiological testing, shelf-life evaluations, and other validation studies. Laura is available to discuss our laboratory services and provide consultation on laboratory design and organization.

Food Safety Consultant

Katie Ventra, MPA

Katie is one of HACCP Assurance Services veteran Food Safety Consultants, servicing Pennsylvania and surrounding states. Katie has a M.S. in Public Administration and is well versed in all aspects related to food safety and regulatory compliance. Katie is available to assist with the development and successful implementation of third-party food safety programs, such as SQF and BRC. Katie is also a resource for organic program implementation and internal auditing in addition to her familiarity with USDA-FSIS and FDA requirements.

Food Safety Consultant & Manager of Consulting Services

Joshua Cassar, Ph.D

Dr. Cassar graduated from Penn State University with a M.S. and Ph.D. in Meat Science where he focused on evaluating novel antimicrobial interventions for the meat and poultry industries. Dr. Cassar currently serves as a food safety consultant in Pennsylvania and surrounding states, primarily working with meat and poultry processors. Dr. Cassar also serves as the Manager of Consulting Services for HACCP Assurance Services. Dr. Cassar is well equipped with experience and knowledge of topics that will provide your facility with the information you need to maintain regulatory compliance in all aspects of food safety.

Let's work together. Click below to get in touch with a member of our team.

Contact Us


25 Naus Way

Bloomsburg, PA 17815


Oklahoma Lab

11119 Highway 76

Healdton, OK 73438