Contact information

# 6. CONTACT PAGE

## Contact BY DERNER

We are here to help with questions about orders, products, shipping, returns, or warranty claims.

**Email:** info@byderner.com  
**Phone:** +55 (44) 997007878

### Customer Service Hours

Monday–Friday  
9:00 AM–6:00 PM BRT

### Response Time

We aim to respond within **1–2 business days**.

### Business Information

**BY DERNER**  
Operated by **Rosvita Angela Derner**

Rua Pioneiro José Tel, 1124  
Jardim Guaporé
Maringá - PR  
Brazil