using (var entities = new YourEntities())
                {
                    SqlParameter[] parameters =
                      {
                          new SqlParameter{
                                SqlDbType = SqlDbType.NVarChar,
                                Size = -1,
                                Direction = ParameterDirection.Input,
                                ParameterName = "InCompanyCode",
                                Value = SD.Company
                            },
                            new SqlParameter{
                                SqlDbType = SqlDbType.NVarChar,
                                Size = -1,
                                Direction = ParameterDirection.Input,
                                ParameterName = "InDebugModeOn",
                                Value = "0"
                            }
                        };

                   return entities.Database.SqlQuery
                        (@"EXECUTE YourSP @InCompanyCode,@InBranchCode", parameters).ToList();                }