Boule Diagnostics AB (publ), a diagnostics company, develops, manufactures, and markets instruments and consumable products for blood diagnostics. The company provides hematology analyzers, reagents, blood controls and calibrators, and reagents rotors, as well as cleaning products under the Swelab, Medonic, and Quintus brands; and veterinary hematology and clinical chemistry analyzer and diagnostics systems under the Exigo brand. It sells its products directly in Sweden and the United States, as well as through distributors internationally. The company serves hospitals, clinics, laboratories, healthcare centers and veterinary clinics, and other diagnostics companies. It has operations in Sweden, the United States, Mexico, and Russia. The company was founded in 1956 and is headquartered in Spånga, Sweden.