Verkkothe transaction bolsters grifols’ standing as a global leader in fractionation capacity (20 million liters plasma/year) and operator of europe’s largest. Verkkolocated in the va building at the umass chan medical school campus in worcester, mass. , grifols' new biomat usa donor center joins the. Verkkothe new plant further reflects grifols investment in europe and expands its current global capacity to meet rising demand for plasma medicines.