WILSON SONS LIMITED CNPJ 05.721.735/0001-28 Publicly-held Company (: WSON33)

PRESS RELEASE

Rio de Janeiro, 21 January 2019 – Wilson Sons Limited (B3: WSON33) (“Wilson Sons” or “Company”), in compliance with article 12 of CVM Instruction no. 358, dated 3 January 2002, informs that it was notified by Dynamo Administração de Recursos Ltda. and Dynamo Internacional Gestão de Recursos Ltda. (“Dynamo”) that through exchange operations reached a totalling 3,613,413 Brazilian Depositary Receipts (“BDRs”), equivalent to approximately 5.08% of total shares issued by the Company.

According to Dynamo, “the purpose of the aforementioned share interests is strictly investment, whereas there is no intention to alter shareholding control or the administrative structure of the Company. Also, Dynamo does not have any other securities referring to such shares and did not celebrate any contracts or agreements governing the exercise of voting rights or the purchase and sale of securities issued by Wilson Sons.”

The Company informs that, as of the present date, its capital stock comprises 71,243,660 common shares, of which 29,799,660 shares (41.83%) are traded through Brazilian Depository Receipts (“BDRs”) on the Brazilian (“B3”).

About Wilson Sons: Wilson Sons is one of ’s largest integrated providers of port, maritime and logistics solutions. With a business track record of more than 180 years, the Company has an extensive national network and provides a comprehensive set of services related to domestic and international trade, as well as to the oil and gas industry. Wilson Sons principal operating activities are divided into the following lines of business: Port Terminals, Towage, Offshore Support Vessels, Shipyards, Logistics and Shipping Agency. For more information please visit our website: www.wilsonsons.com.br/ir

Fernando Fleury Salek CFO of the Brazilian subsidiaries and Relations

Legal Advice: This document contains statements that may constitute “forward-looking statements”, based on current opinions, expectations and projections about future events. Such statements are also based on assumptions and analysis made by Wilson, Sons and are subject to market conditions which are beyond the Company’s control. Important factors which may lead to significant differences between real results and these forward-looking statements are: national and international economic conditions; technology; conditions; uncertainties regarding results in the Company’s future operations, its plans, objectives, expectations, intentions; and other factors described in the section entitled "Risk Factors“, available in the Company’s Prospectus, and filed with the Brazilian Securities and Exchange Commission (CVM).