Pinheiro Neto Advogados

Corporate M&A and Capital Markets.

Partner.

Guilherme Sampaio Monteiro advises Brazilian and international clients on capital markets and debt restructuring transactions, as well as on corporate and governance matters for publicly traded companies.

He has extensive experience in securities offerings in Brazil and abroad, having advised issuers, selling shareholders and underwriters in over 100 transactions.

His select experience in dual listing stock offerings includes representing Nu Holdings Ltd. (IPO NYSE), Vtex (IPO NYSE), Natura & Co. (IPO and follow-on offering NYSE), Linx ((follow-on offering NYSE), Telefonica Brasil (follow-on offering NYSE), Energias Renováveis and its selling shareholders (IPO NYSE), Banco Santander Brasil (IPO NYSE), Azul (IPO and follow-on offering NYSE).

Guilherme has also advised underwriters and arrangers in the offerings of CI&T Software (IPO NYSE), Aura Minerals (IPO TSX), Vasta Platform (IPO NASDAQ), PagSeguro (IPO and follow-on offerings NYSE), Stone Co. (IPO and follow-on offerings NASDAQ), Nexa Resources (IPO NYSE), Azul (IPO and follow-on offerings NYSE), and Netshoes (IPO NYSE).

Recognizing his excellence in capital markets practice, Guilherme was awarded Capital Markets Lawyer of the Year 2025 by The Legal 500.

International experience: Davis Polk & Wardwell LLP, USA, and U.S. Securities and Exchange Commission, Washington, D.C.

Portuguese, English, and Spanish.

LL.M. from Stanford University;

Extension Course in Business Administration from the New York University;

Extension Course  in Corporate Law from the Getúlio Vargas Foundation (FGV);

Extension Course in International Relations from the São Paulo University (USP);

Bachelor’s Degree in Law from the São Paulo University (USP).