Carlos Manuel de Sao Vicente built Angola's biggest oil insurance empire and lost it all to a nine-year prison sentence

In the years after Angola's civil war ended in 2002, Carlos Manuel de Sao Vicente was one of the most strategically positioned businessmen on the continent. He controlled the insurance on Angola's entire oil sector, held a stake in one of its largest banks, ran a hotel network with capacity for thousands of guests and had obtained something no African-owned company had ever held before: a Lloyd's of London brokerage licence. By the time the next president arrived in 2017, investigators in four countries were tracking his money.

De Sao Vicente was born on March 16, 1960, and holds both Portuguese and Angolan citizenship. He is a professor of economics and a published author in economic sciences, educated across Angola, the United Kingdom, the United States and Canada. The personal connection that would define his career came through his marriage to Irene Alexandra da Silva Neto, the eldest daughter of Angola's founding president, António Agostinho Neto. It placed him, from early in his professional life, at the intersection of political power and commercial opportunity.

He joined Sonangol, Angola's state oil company, in 1983. In 1999, he convinced the Sonangol board to invest in Mirabilis Insurance Limited, a Bermuda-registered entity that became the foundation of what would later be the AAA Group. He became Sonangol's Risk Management Director the same year, a position he held until November 2005. The architecture he built during that period was deliberate and layered: in 2001, presidential decrees restructured Angola's oil insurance industry in ways that removed the existing monopoly from state insurer ENSA and transferred it to AAA Seguros, the flagship company of the AAA Group.

In 2002, he secured the first Lloyd's of London brokerage licence ever granted to an African-owned company, a credential that gave AAA Seguros international legitimacy and access to global reinsurance markets that its competitors could not match. In 2003, he was appointed chairman of AAA Seguros by then-Sonangol president Manuel Vicente. That same year, according to Angolan prosecutors, a verbal agreement was established to gradually transfer ownership of the entire AAA Group from Sonangol to de Sao Vicente. By the time the transfer was complete, Sonangol's shareholding had fallen from 100% to 10%, while de Sao Vicente's direct and indirect stake reached 87.89%. Prosecutors estimated the net loss to Angola's state at $900 million.

The empire was significant. AAA Group held Angola's oil insurance monopoly, a pension fund business that managed 22 pension funds, insurance brokerage companies, a 49% stake in Standard Bank de Angola, a gas station network through AAA Activos and a hotel portfolio of 39 properties across the country. At the height of his wealth, his fortune exceeded $1 billion, with holdings spanning Angola, Britain, Bermuda and Portugal.

The unraveling began when President Jose Eduardo dos Santos left office in 2017. His successor, Joao Lourenco, immediately dismissed the entire Sonangol board and launched an anti-corruption campaign that swept through the Dos Santos-era business class. In December 2018, Swiss authorities froze seven accounts belonging to de Sao Vicente and family members on suspicion of money laundering, citing transfers totaling nearly $900 million from AAA Seguros to personal accounts between 2012 and 2019. The freeze was triggered after his private bank flagged a $213 million transfer and a subsequent request to move the entirety of his personal account to Singapore.

In 2021, Singapore police seized $574 million held at the Bank of Singapore for de Sao Vicente and his family. Angolan authorities had already moved to detain him and freeze his local assets in 2020. His trial began in February 2022. On March 24, 2022, a Luanda court sentenced him to nine years at Viana Prison for embezzlement, tax fraud, money laundering and influence peddling, and ordered him to pay a $4.5 billion fine to the Angolan government.

Angolan authorities seized AAA Group assets including multiple office buildings, 39 hotels, condominiums in Luanda's Praia do Bispo neighborhood and his 49% stake in Standard Bank de Angola. In 2020, AAA Seguros was dissolved.

In November 2023, the United Nations Human Rights Council Working Group on Arbitrary Detention raised concerns about violations of his rights in custody, including denial of legal access, inadequate conditions and health deterioration. His wife described his imprisonment as a judicial and media massacre. De Sao Vicente maintains his innocence.

He has a son, Ivo, who lives in Lisbon. The man who obtained Lloyd's first African licence, ran 39 hotels and held $900 million in Swiss accounts is now serving his sentence in Luanda, fighting from prison to access the fragments of a fortune that courts across four countries have spent years containing.