 Around 1912 were in his company directly employs 50 staff and he had stakes in many companies, including Standard and Fish Fertilizer, Standard Fisheries and Whaling, Vancouver Timber and Trading, Queen Charlotte Iceland Fisheries, Indian River Park (Wigwam Inn), German-Canadian Trust Company, Cassiar Mining, Vancouver-Nanaimo Coal Mining and Issaquah & Superior Mining Company.The latter was at Issaquah in King County in the U.S. state of Washington.Alvensleben became involved there in a restructuring after the mine through many years of labor disputes had been declared bankrupt.