Contact
Last updated: 6 November 2026
We'd love to hear from you.
Whether you have questions about your purchase, need technical assistance, or want to share feedback, we're here to help.
Customer Support
Email: [email protected]
Website: https://guidestack.in
Business Enquiries
For partnerships, collaborations, affiliate opportunities, or other business-related matters, please contact us via email.
Support Hours
Monday – Friday, 10:00 AM – 6:00 PM (IST)
We typically respond within one business day.
Business details
- Brand: GuideStack
- Legal entity: Dhaani Enterprises
- GST: 09DNPPC6826K1ZF
- Phone: +91 9958190853
Thank you for choosing GuideStack.
We're committed to helping students and professionals prepare with practical, high-quality learning resources.