O'BRIEN CALIFORNIA COGEN LIMITED A CALIFORNIA LIMITED PARTNERSHIP is a Limited Partnership - CA registered in the state of California. The business was filed on 01/12/1988 and is currently listed as Terminated. The official file number for this entity is 198802200029. The registered agent on file is C T Corporation System, located at 28 Liberty Street, New York, Ny, 10005. The principal office address is located at 1221 Nicollet Mall Ste 700, Minneapolis, Mn, 55403.