This report is a descriptive analysis of the life science industry in the Stockholm-Uppsala region, one of the largest life science clusters in Europe, and defined as the three counties of Uppsala, Stockholm and Sörmland. Based on official sources on limited public companies (2011), the region is home to 586 companies with a total of 20,729 employees. Their combined turnover (national, not regional figure) is 141 billion SEK (~15 billion €). About 13,700 employees (66%) work for companies active in research, development and/or production, while 28% are employed by marketing & sales companies. Six percent of the work force is active in the consulting sector.