public IEnumerable <object> Get_Partners() { Api.X w3 = new Api.X(); var retval = new List <object>(); foreach (var item in w3.Get_Partners()) { retval.Add(new object[] { item.Type, item.Name, item.PostalCode, item.Address, item.City, item.ContactName, item.Country, item.EnDis, item.ID }); } return(retval); }