He was implicated by Human Rights Watch in the execution of soldier Joe Lona Bifuko and in the torture of prisoners in the ANC[who?]

In September 2002, it allegedly took part in the executions of 82 civilians and Mayi-Mayi fighters in Kindu in a military operation together with the Rwandan Defence Forces.

[5] There are credible allegations, some made by the BBC, that General Kumba personally profited from his position, benefiting from mining in the east of the country, during the past few years.

In particular, Amisi appears to have protected and profited from the operations of Colonel Samy Matumo, the former commander of the 85th Brigade that occupied the Bisie mine for several years.

According to the report, ammunition bought in neighboring Congo Brazzaville, is smuggled through the Congolese capital Kinshasa to the east by a close network of Amisi's associates, including members of his family.