2021
- November
-
- Completed construction of the Pyeongtaek District Heating Supply Facility
2018
- December
-
- Completed construction of Dongtan fuel cell power generation facility
2017
- June
-
- Opened the “Future Development Institute,” a research and education complex infrastructure
- December
-
- Completed the SRF Power Generation Facility in Gwangju-Jeonnam
- December
-
- Completed construction of the Dongtan District Heating Supply Facility
2016
- September
-
- Held Asia's First IEA-DHC International Symposium District Heating & Cooling
2015
- April
-
- Obtained authorization for the Pyeongtaek Godeok Internationalization Planning District Project
2013
- December
-
- Completed the Sejong District Heating Supply Facility
2012
- October
-
- Completed the District Heating Supply Facility in Gwanggyo, Suwon
2011
- April
-
- Completed the Paju District Heating Supply Facility
- August
-
- Obtained authorization for the Gangnam Home District Project
- November
-
- Completed the Goyang Samsong District Heating Supply Facility
2010
- January
-
- Listed on the stock market
- October
-
- Obtained permission for the Hwaseong Dongtan 2 District project
- November
-
- Completed the District Heating supply facility in Pangyo, Seongnam
- Completed the Daegu Wood Chip District Heating Supply Facility
2009
- April
-
- Completed the District Heating Facility for the Distribution Complex in Southeastern Seoul
2007
- November
-
- Obtained permission for the District Heating Project in the Multifunctional Administrative City
- Completed the Hwasung District Heating Supply Facility
- Completed the Photovoltaic Power Generation Facility in Jeungdo
- December
-
- Obtained permission for the District Heating project in Jeonnam Innovation City
2006
- August
-
- Obtained permission for the District Heating project for the Distribution Complex in the southeast region of Seoul
- November
-
- Obtained permission for the District Heating Project in Gwanggyo, Suwon
2005
- September
-
- Obtained permission for the Eunpyeong New Town District Heating Project
- May
-
- Completed the Yangsan District Heating Supply Facility
2003
- December
-
- Obtained permission for the Paju District Heating Project
2002
- May
-
- Obtained permission for the Hwaseong/Dongtan District Heating Project
2001
- November
-
- Completed the Gimhae and Sangam District Heating Supply Facility
2000
- October
-
- Completed the Cheongju District Heating Supply Facility
1998
- September
-
- Completed the Yongin District Heating Supply Facility
1997
- March
-
- Completed the Daegu District Heating Supply Facility
- July
-
- Obtained permission for the Yangsan District Heating Project
- December
-
- Completed the Suwon District Heating Supply Facility
1993
- September
-
- Completed the District Heating Supply Facility for New Towns in the Seoul Metropolitan Area
1992
- September
-
- Converted into a public corporation under the Integrated energy supply act
1987
- November
-
- Started heat supply in Yeouido, Dongbuichon-dong and Banpo area
1985
- November
-
- Established Korea District Heating Corporation
