First quarter of 2013 (1Q13) results disclosure calendar Jaraguá do Sul (SC) April 10, 2013 – WEG S.A. (BM&F Bovespa: WEGE3; OTC: WEGZY) ("WEG" or the "Company"), announces the first quarter of 2013 (1Q13) results disclosure calendar: • On April 24, 2013 (Wednesday) we will disclose the results, before the start of trading section at BM&F Bovespa. • On April 25, 2013 (Thursday), we will hold a conference call and webcast to discuss the results. The call will be conducted in Portuguese with simultaneous translation in English. Please, see the details below: Conference call scheduled time: Brazil Brasilia time (Brasilia) 11 am US Eastern daylight time EDT (New York) 10 am British summer time BST (London) 3 pm Telephone numbers: Dial–in for connecting from Brazil: Dial–in for connecting from the USA: Toll-free for connecting from the USA: Code: +55 11 4688-6361 +1 786 924-6977 +1 855 281-6021 WEG Webcast (slides and audio) access: in Portuguese (original): www.ccall.com.br/weg/1t13.htm in English (simultaneous translation): www.ccall.com.br/weg/1q13.htm • Until results are disclosed we will be observing the quiet period, as per our Information Disclosure Policy. About WEG – Founded in 1961, WEG operates mainly in the sector of capital goods and is one of the largest world manufacturer of electric-electronic equipment, with five main product lines: Motors, Power, Transmission and Distribution, Automation and Coatings. With over 25 thousand employees, it had a net revenue of R$ 6.2 billion in 2012. The Company headquarters and main manufacturing facilities are located in Jaraguá do Sul, state of Santa Catarina. Additional plants in Brazil are located in the states of Rio Grande do Sul (Gravataí), Santa Catarina (Blumenau, Guaramirim, Itajaí, Joaçaba and São José), São Paulo (São Paulo, São Bernardo do Campo, Mauá and Indaiatuba), Amazonas (Manaus), Espírito Santo (Linhares) and Pernambuco (Cabo de Santo Agostinho). Overseas, WEG has manufacturing units in Argentina, México, Portugal, South Africa, China, India, USA and Austria, as well as distribution and trading centers in the USA, Venezuela, Colombia, Chile, Germany, England, Belgium, France, Spain, Italy, Sweden, Australia, Japan, Singapore, India, Russia and United Arab Emirates. Investor Relations Luis Fernando Oliveira +55 (47) 3276-6973 www.twitter.com/weg_ir luisfernando@weg.net Institutional Communications Andressa Cristina Pereira +55 (47) 3276-4295 www.twitter.com/weg_wr andressa@weg.net