More than 25 years dedicated to tax and corporate consulting practices, especially at audit and consulting firms (Big 4). During his career, he was responsible for leading business lines (Tax Consulting, Corporate Training and Tax Outsourcing) and regional offices (Campinas, Sorocaba, São José dos Campos and Barueri), having the opportunity to lead high-complexity consulting projects focused on business reorganization, tax efficiency, recovery and monetization of tax credits, Tax Compliance and Tax Controversy. Nelson stands out in serving national and multinational companies of medium and large size, especially in the agribusiness, consumer goods and energy industries.