He served as the Minister of Education, Culture, and Science of Mongolia from 2004 to 2006, and chairman of the board [1] of Economic Policy and Competitiveness Research Center since 2010.

Tsagaan went to George Washington University in 1994 as a visiting researcher, studying constitutional law, national security, finance, economics, and human rights.

[4] Tsagaan Puntsag played a leading role in successfully organizing the 11th Asia-Europe Meeting Summit (ASEM11) in July 2016, in Ulaanbaatar, chairing the working group in charge of the conference venue, accommodation, and hotels.

In August 2016, Puntsag left the political life altogether upon quitting from his post as chief of staff of the President of Mongolia, at his request.

Tsagaan is married to Erdenetsetseg Dayandorj, a businesswoman who runs their family business Achit Ikht LLC, hydrometallurgical plant, as its chief executive officer.

He works as the executive director of Steppe Copper LLC, which specializes in foreign trade, business consulting, and project development management.

The cathode copper plant of the company has created more than 230 workplaces in the local region and has paid around MNT 219.9 billion in taxes to the State budget.

In June 2021, it has paid its 11th quarterly dividends to its preferred shareholders on time despite the country's difficult economic situation due to the coronavirus pandemic that has lasted for more than a year.

Also, sculptor and artist A.Chadraabal painted the art based on the great Altai mountains and petroglyphs; and created a sculpture “Steed of Tengri”, set outside the hotel.

The publishing house published about 20 books since its inception, mainly focusing on history, arts, culture, and folklore, such as: "Latin-English-Russian-Mongolian Dictionary of Law", "Laws and Regulations of the Khalkha and Oirats", "Heritage of Mongolian Book and Scripture", "Million Days of Mongolia", "History of the Mongol Empire – 5 Volumes", "Stone Chronicles of Mongol Altai", "Anthology of Darkhad songs", "Oral wisdom of Hövsgöl Uriankhais", "Anthology of Khotgoid songs", "Anthology of Hövsgöl Buryat songs", "White stead of Darkhad", "Shishgid Chronicles, Humorist Darkhad", "An illustration of the oral wisdom of Altai Uriankhais", and on.

During his presidency of the association, a dedicated archery field for both elite and amateur athletes opened in the Mongolian capital of Ulaanbaatar, at his initiative.

“Bilguunzul Foundation” established a Child Welfare Center in Ulaanbaatar for the disadvantaged children which host a library and sports, life, and art classes, as well as regular social events.

In April 2021, within the framework of social welfare activities, the foundation paid a visit to the Special Training and Educational Institution of the Children's Prison No.

He was also rewarded the “Order of Merit” by the Moscow State Institute of International Relations of the Ministry of Foreign Affairs of the Russian Federation in October 2019.

The awarding organizations honored Mr. Tsagaan's contributions to Mongolia's socio-economic development by establishing and leading the Economic Policy and Competitiveness Research Center (EPCRC).

More recently, Mr. Tsagaan initiated and managed the construction of Mongolia's first-ever indoor ice rink and multipurpose complex, the Steppe Arena, which meets International Olympic Committee standards.

Steppe Arena was built and commissioned in a rapid timeframe and with the support of socially responsible Mongolian private companies.