Online generator of valid CNPJ. To generate a new CNPJ click on “Generate CNPJ” below:
The CNPJ is made up of fourteen digits and is validated in the same way as the CPF, the only difference being in the default vectors. It’s the last two digits that validate all 12 previous digits, check out the algorithm: http://masterdaweb.com/artigos/algoritmo-para-geracao-de-cnpj/.