Welcome to the ASG site – Construction and Granite, Lda. A solid company, qualified to work in the construction sector, draws on its yellow granite quarry, the most popular national and international level and transforms blocks of granite products. This has been the stance of the Company, master cadeia value, Since the raw material, for processing and subsequent application. We invite you to browse our website to know us a little better. Leave us your suggestion and any information please contact! Help us improve and grow so we can serve you better! -Good and Stay!