The handover ceremony between the outgoing Minister of Finance and Budget, Calixte Nganongo, and the incoming Minister of Finance, Budget and Public Portfolio, Roger Rigobert Andely, took place on Friday 21 May 2021 in Brazzaville.

On Saturday 13 March 2021, three Members of the Congolese Government signed mining conventions, notably for iron ore, with the company Sangha Mining Development, a conglomerate of partners including Chinese.

The Minister of Finance and Budget, Calixte Nganongo received successively in audience, Friday, March 5, 2021 in Brazzaville, Micaela Marques de Sousa, Representative of the United Nations Children's Fund (UNICEF) in Congo, and Fortunato-Ofa Mbo Nchama, President of the Development Bank of Central African States (BDEAC).

The Minister of Finance and Budget, Calixte Nganongo, and his colleague in charge of the Budget, Ludovic Ngatsé, received on Tuesday, March 2, 2021, in Brazzaville, the first visit of Sylvain Kakou, new representative of the International Finance Corporation (IFC) for Central Africa, seven months after taking office in Douala (Cameroon).

On Tuesday, March 2, 2021, the Congolese Minister of Finance and Budget, Calixte Nganongo, represented by his colleague, Budget Delegate Ludovic Ngatsé, chaired, by videoconference from Brazzaville, the first annual meeting of the Council of Ministers of Finance in charge of Insurance of the Inter-African Conference of Insurance Markets (CIMA).

"Learning from the rejection by the Global Partnership for Education (GPE) of the first request for funding of the 2015-2025 Sector Strategy by the SME in 2015, UNESCO has mobilised the international technical expertise needed to support the technical work, putting at the heart of the process the requirement of quality and compliance with the conditionalities for granting the SME grant, particularly for aspects related to the share of the Education Sector budget allocated to primary education which must reach 45%," its Representative, Marega Fatoumata, said.

Four members of the Congolese government signed on Tuesday 24 November 2020 in Brazzaville, the Investment Agreement for the construction of a new refinery by Beijing Fortune Dingheng Investment Co. Ltd, in the Special Economic Zone (SEZ) of Pointe-Noire.

On Wednesday 21 October 2020 at the headquarters of the Ministry of Finance and Budget, Ludovic Ngatsé, Minister Delegate for the Budget, held a press conference, in front of the national and international press, on the mechanisms for paying the domestic debt. 300 billion CFA francs are available, via the Brazzaville Club N0.1, for the first part. 

The Minister of Finance and Budget, Calixte Nganongo, received in audience, Friday, September 11, 2020 in his office, a delegation from the Office of the National Human Rights Commission (CNDH), led by its President, Valère Gabriel EtekaYemet. The latter was assisted by the President of the sub-committee "Equity and Gender", Gisèle Elanga, and the Treasurer, Yvette Yolande Ambendet.

“The economic ties between Congo and Turky are good and full of potential. There is much to do. As political and diplomatic relations are good, my task is to further develop this cooperation in the economic, social and many other fields”. These words were made, Thursday 10 October 2019 in Brazzaville, by the Turkish Ambassador to Congo, Serhan A. Yigit, at the end of the audience granted to him by Calixte Nganongo, Minister of Finance and Budget.