To check the authenticity of a certificate issued by BSTQB, use the search function below.
Persons who didn't authorised their names to be displayed on the site will have "NOT AUTHORISED" in their place.
The certificate numbering will be displayed partially to prevent this number from being misused by someone else.
If you have correctly entered your certificate number (full), or your name (full or partial) and no information has been submitted, or if you have any questions about the information submitted, please contact the Examinations Directory (exame@bstqb.org.br).


| Name | ID | Level | Certification | Date |
|---|---|---|---|---|
| Guilherme Sartori Lasnou | 21-CTFL-XXXXX-BR | CTFL | Foundation Level | 2021-10-08 |
| Guilherme Sartori Lasnou | 24-CTFL-AT-XXXXX-BR | CTFL-AT | Certified Tester Foundation Level, Agile Tester | 2024-10-04 |
| Guilherme Serrate Maia | 18-CTFL-XXXXX-BR | CTFL | Foundation Level | 2018-08-24 |
| Guilherme Serrate Maia | 19-CTFL-AT-XXXXX-BR | CTFL-AT | Agile Tester | 2019-02-22 |
| Guilherme Silva Garcia | 23-CTFL-XXXXX-BR | CTFL | Certified Tester Foundation Level | 16/06/2023 |
| Guilherme Silva Pacheco | 17-CTFL-XXXXX-BR | CTFL | Foundation Level | 2017-08-25 |
| Guilherme Siqueira Simões | 18-CTFL-XXXXX-BR | CTFL | Foundation Level | 2018-08-24 |
| Guilherme Sousa Cabral | 14-CTFL-XXXXX-BR | CTFL | Foundation Level | 2014-06-06 |
| Guilherme Sousa Cabral | 15-CTFL-AT-XXXXX-BR | CTFL-AT | Agile Tester | 2015-12-11 |
| Guilherme Tavares Motta | 08-CTFL-XXXXX-BR | CTFL | Foundation Level | 2008-10-31 |
The information presented as a result of a search does not replace the presentation of the certificate as proof of certification.