 She was among the 450 members of the party that contested to be elected to represent Tanzania as a member in the East African Legislative Assembly.From a young age Mwegelo has shown leadership trait, starting as a prefect in primary school.She went on to serve as Assistant Head Girl at St. Anthony Secondary School from 2002 to 2003, during the time she was also appointed as the Secretary General for Model United Nations General Assembly in Tanzania in 2002.