Alexandre started riding with his father Antônio Mariano de Souza when he was just 4 years old; his first horse was Morabito do Mirante.
At the age of 6, he rode Omisso Interagro at an Auction in São Paulo under his father’s supervision.
Alexandre used to have riding classes with Mauricio Delucchi at his school vacations for years.
In 2009 he started to work at Interagro Farms, always under the supervision of Interagro´s head-trainer Martina Brandes.
Since 2012 his daily training was guided by Pia Aragão and Martina Brandes. Also started to train and compete at Working Equitation and from 2013 on Alexandre participates in Working Equitation and Dressage Clinics with Jorge Sousa (POR).
Being a very versatile rider, he competes with success in Working Equitation, Dressage and Driving with the horses listed below.
2019: Laertes Interagro
2018: Laertes Interagro
2017: Feitor Interagro
Champion of 2017 ABPSL´s Working Equitation Ranking at Novice A division with Hector Interagro
Vice-Champion of 2017 Brazilian Working Equitation Championship/Cia. de ET at Novice A disvision with Hector Interagro
Champion of 2015 Brazilian Working Equitation Ranking/Cia. de ET at Beginners division with Diretor Interagro
5th place at 2015 Brazilian Working Equitation Ranking/Cia de ET at Beginners diviosion with Feitor Interagro
2011: Zizifo Interagro
2010: Zizifo Interagro
2009: Ubtuso Interagro, Zíngaro Interagro