The Mayor of Malabo Maria Coloma Edjang Mbengono has held several renowned positions throughout his career receiving international high titles from institutions and from the President of the Republic of Equatorial Guinea. She has carried out management of companies such as Guinea limpia, various actions and achievements whose unique benefits have been for the population, leading the city of Malabo to be recognized as the cleanest city in Africa by AFRICACITE (2013), the cleanest city in Central Africa by the international magazine Diaspora Voice (2014) among many other achievements.