General questions
A place for
a specific question.
For a resource question, a correction or clarification of the company information, prepare a short general inquiry.
Correspondence
The inquiry tool prepares an email draft for you to review. It does not send automatically or confirm that a message has been received.
Prepare an inquiryThe site is informational. General correspondence does not book a project or create a consulting engagement.
Make the subject clear.
- A resource question
Mention the guide section or worksheet prompt you are asking about.
- A factual correction
Identify the page and the information you believe should be reviewed.
- A privacy question
Describe the concern without including unnecessary personal records.
Registered address
Rua Maria Cinto de Biaggi, 164, Jardim Santa Rosalia, Sorocaba - SP, 18095-410, Brazil
This is the company’s registered address. CNPJ status: Baixada (closed in the register), checked 13 October 2026. It is not a published appointment location.
Registration details ↗