DTI-Region 4A Key Officials
![](https://www.dti.gov.ph/wp-content/uploads/RD-Mangente-1-1024x1024.png)
Marissa C. Argente
Regional Director
![](https://www.dti.gov.ph/wp-content/uploads/Cortez.png)
Revelyn A. Cortez
Officer-in-Charge Assistant Regional Director
![](https://www.dti.gov.ph/wp-content/uploads/white-region4a-1024x1024.png)
Leila M. Cabreros
Provincial Director
Batangas
![](https://www.dti.gov.ph/wp-content/uploads/Chavez.png)
Lilibeth R. Chavez
Officer-in-Charge Provincial Director
Cavite
![](https://www.dti.gov.ph/wp-content/uploads/Tungohan.png)
Christian Ted O. Tungohan
Provincial Director
Laguna
![](https://www.dti.gov.ph/wp-content/uploads/Tadiosa.png)
Julieta L. Tadiosa
Provincial Director
Quezon
![](https://www.dti.gov.ph/wp-content/uploads/Duran.png)
Cleotilde M. Duran
Provincial Director
Rizal