Joaquin E. Costa was born in Concordia, Entre Rios, Argentina, on March 8, 1965. He married Renee Beatriz Varela in September 1989. They are the parents of four children.
He received a bachelor’s degree in economics in 1987 from Universidad de Buenos Aires and a master’s degree in business administration in 1994 from Brigham Young University.
He has served in numerous Church callings, including bishop, counselor in a stake presidency, high councilor, and Area Seventy.
At the time of his call, Elder Joaquin E. Costa had been serving as a member of the Fourth Quorum of the Seventy in the South America Northwest Area. He also previously served as Second Counselor (2017–2018) in the Brazil Area Presidency. Elder Costa served at Church headquarters (2018–2019) in Salt Lake City, Utah, and he currently serves as First Counselor in the Brazil Area Presidency.
In his professional career he worked in the banking industry in Argentina, the Czech Republic, and the Sultanate of Oman in the Middle East. At the time of his call, he was working in Lima, Peru, with a Danish investment firm focused on microfinance.