The series featured investigations into current affairs issues in Kenya, from drugs and terrorism to extrajudicial killings and alleged forced disappearances by the country's law enforcement personnel.
They aired a special investigation on the death of then Internal Security minister George Saitoti and his assistant, Orwa Ojode in 2013.
[17] In 2021, alongside other partners and Africa Uncensored, he launched Shahara, an online streaming platform meant for creatives in Kenya to boost their incomes in the wake of the pandemic.
[26] In 2024, Namu and his Africa Uncensored team have been on the spotlight over their coverage of the fake fertilizer scandal in Kenya in a documentary that unearthed the scam.
The revelations in the documentary resulted in a parliamentary probe that saw Namu and his team appear before the Senate and National Assembly committees on Agriculture [27][28] and resulted in the passing of an impeachment motion against Agriculture Cabinet Secretary Mithika Linturi by the National Assembly [29] before a special parliamentary committee exonerated him from any wrongdoing.
[31] Namu was a finalist in the Global Shining Light Award in 2019[32] and was feted for his work on The Profiteers, a three-part documentary series that he produced in 2018 that looked at the illicit financial flow in South Sudan.