Sirius Real Estate Limited, a real estate company, engages in the investment, development, and operation of commercial properties in Germany. The company owns and operates business parks, offices, and industrial complexes. As of March 31, 2017, it owned a portfolio of 44 business parks with approximately 1.4 million square meters of lettable space. The company was formerly known as Dawnay, Day Sirius Limited and changed its name to Sirius Real Estate Limited in October 2008. Sirius Real Estate Limited is based in St. Peter Port, the Channel Islands.