The "first contact" meeting  between the new Director General of taxes and state property/Congo-Brazzaville, Ludovic Itoua, and economic oparetors (local and foreign) took place Tuesday 12 March 2019 in the conference room of the AOGC building in Brazzaville.

The 8^thedition of the Forum of Senior Budget Officials of the Member States of the IMF's Technical Assistance Regional Centre for central Africa (Afritac centre) was opened Monday 11 March 2019 in Brazzaville, by Henri Loundou cabinet director, representing the the Congolese Minister of Finance and Budget, Calixte Nganongo.

Ambassador Nagoum Yamassoum, chairman of the Central African Financial Market Surveillance Committee (COSUMAF) and former Prime Minister of Chad, was received in audience by the Congolese Minister of Finance and Budget, Calixte Nganongo, on Wednesday 6 March 2019, in Brazzaville.  

Calixte Nganongo, Minister of Finance and Budget, received in audience, Tuesday 5 March 2019 in Brazzaville, the Deputy Director of Alliance de vaccin Gavi, Anuradha Gupta, on the occasion of the official launch of the National Immunization Campaign of children aged 9 months to 14 years.

The Government of the Republic of Congo, represented by the Minister of Hydrocarbons, Jean Marc Thystère Tchicaya, his colleague Minister of Finance and Budget, Calixte Nganongo and the Managing Director of the National Oil company of Congo (SNPC), Maixent Raoul Ominga, on the one hand, and the company Kosmos Energy, represented by its Chief Executive Officer (CEO), Andrew G. Inglis, on the other hand, signed the Production Sharing Agreement (CPP) on the oil field called "Bloc Marine XXI", located in deep sea, off Pointe-Noire.

As part of the Comprehensive Strategic Partnership concluded between the Republic of Congo and the China People's Republic since 2016, the Minister of Finance and the Budget, Calixte Nganongo and the Chief Executive Officer (CEO) of the Chinese company West-african group, Hui Kouyin, signed thursday 28 February 2019 in Brazzaville, the Constituent Acts of the National Development Fund of Congo (FNDC).

The Minister of Finance and Budget, Calixte Nganongo's tour into the ocean city, from Friday 22 to Saturday 23 February 2019, began with a visit of the Pointe-Noire Port Authority and ended with an address to officials and agents of financial departments,...through Congo Terminal, the deposit of non-duty paid goods, the customs car park, the Unit of major companies (UGE) and the Data centre, etc...  

The continuation of the visits of the Minister of Finance and Budget, Calixte Nganongo in the counties of Congo, was marked by, at the Niari stage, by the visit of the factory of the Chinese forest company Asia Industries Sarl, based in Dolisie; by the tour of the financial departments of this locality, as well as by an address to officials and agents under tutelage.  

The 2016 Extractive Industries Transparency Initiative (EITI) Report was published, Wednesday 20 February 2019, during a press conference hosted by Florent Michel Okoko, Chairman of the Executive Committee. 

The tour of Calixte Nganongo, Minister of Finance and Budget, in the Sangha division, led him, for the first time, to visit the structures under tutelage, from 14 to 15 February 2019.  Especially, Customs, Tax and the Treasury departments in the cities of Pokola, Ouesso and Ngombé.