2019-07-01 ~ 2019-08-31 / 국민건강보험공단
2019-03-01 ~ 2019-07-31 / 국민건강보험공단
2019-01-01 ~ 2019-12-31 / 한국철도시설공단
2019-01-01 ~ 2019-12-31 / 한국문화재재단
