Guilherme Becker is a Tax Law lawyer at KLA, where he works on advisory and strategic administrative litigation matters. He has experience in corporate taxation, business structuring—particularly in the energy and oil & gas sectors—and complex disputes.

He is an associate and member of IBDT Jovem (Brazilian Institute of Tax Law) and is also part of the Brazilian Association of Financial Law (ABDF) and the Brazilian Institute for Energy Law Studies (IBDE).