Brazzaville is the capital and largest city of the Republic of the Congo. Over a third of the population of the Republic of Congo lives in the capital, and it is home to 40% of non-agricultural employment. It is also a financial and administrative capital. Industries present in Brazzaville include: machine shops, textiles, tanning, and manufacturing. As a key port on the Congo River, the city takes deliveries of raw materials, such as: rubber, wood and agricultural products. From here they are generally sent onward to Pointe-Noire for export.

The Republic of the Congo is in Western Africa, bordering the South Atlantic Ocean, between Angola and Gabon. The climate is tropical with a rainy season and a dry season but persistent high temperatures and humidity all year round.

The official language is French in business. Kongo/Kituba and Lingala are the other two regional language. The main religions are Christianity and indigenous African beliefs.

The economy of the Republic of the Congo is a mixture of village agriculture and handicrafts, an industrial sector based largely on petroleum extraction, support services, and a government characterized by budget problems and overstaffing. The Congo's growing petroleum sector is by far the country's major revenue earner.

In the Congo, business culture is influenced by French traditions. French is the language of business. Expatriate business dress is relatively formal. Expatriate businesswomen may find their local (mostly male) counterparts may not respect them in business negotiations, however there is respect for job titles which should be clearly established in advance.

The security risk for expatriates in the Congo is medium, but high for the Pool region bordering the DRC. Risks include petty theft, armed crime, as well as violent crime, especially in the Pool region.

The currency of the Congo is the CFA Franc BEAC (XAF).

Medical facilities are extremely limited, particularly in rural areas, and medical evacuation is likely to be necessary for all but the most basic treatments. Outbreaks of Ebola have occurred. Don’t eat bush meat as this is widely thought to be responsible for a number of diseases, including Ebola.

The population of Brazzaville is 1.8 Million (2018 est.), while the inflation rate (CPI) is 46.47% for Congo as at March 2018.

For a single Expat, the personal income tax rate in the Congo is progressive up to 40%.

The cost of living for expatriates / professional migrants in Brazzaville as at 1 April 2018 is very high in comparison to other places in the world.

Brazzaville is ranked as a extreme hardship location.