Her career as a photographer began in 1999, eventually transitioning into sports photography in the mid-2000s.

In 2008, Adadevoh began working with the Black Stars, the senior national football team of Ghana.

Adadevoh is a self-taught photographer who initially wanted to be a videographer before turning to photography.

[3] Adadevoh has shot at some of the world's major sporting events, including two Olympic Games, two FIFA World Cups (South Africa 2010 and Brazil 2014 respectively) and six African Nations Cups between 2008-2017.

[4][5] Adadevoh has also shot a number of well-known figures in sports, such as Floyd Mayweather Jr. and his father Floyd Sr., covering the Mayweather vs. McGregor fight in August 2017.