Streck - Founded in 1971 and headquartered in Omaha, Nebraska, Streck manufactures hematology, chemistry, and immunology products for the clinical laboratory. Recognized worldwide as a leader in cell stabilization, Streck focuses on the development of products to help meet the fast-paced needs of clinical laboratories, with a continued commitment to innovation that addresses customer issues.

BACTUS - Bactus is a Swedish biotech company dedicated to clinical and industrial microbiology. Bactus develops, manufactures and markets a range of products for rapid and simple microbiological tests. Their product range is very broad and includes the well-known Phadebact Tests for bacterial determination based on co-agglutination technology.

Utak Laboratories - Utak are leaders in custom control products. Utak specializes in toxicology and elements controls.

SeraCare Life Sciences - SeraCare has served the global life sciences community, with distinction, for 25 years. They develop and manufacture the highest quality, biologically-based products and offer a broad range of related services, backed by expertise in virology, serology, immunology, and molecular biology. SeraCare develops and manufactures controls, panels, and characterized disease state materials for method validation, monitoring, training, troubleshooting and meeting regulatory requirements.