Contact Us Effective date: 29 October 2026 · Last updated: 29 October 2026
Support email
support@sunstack.in — account access, applications, job postings, verification and general questions.
Billing and invoices
noreply@sunstack.in — invoices, GST corrections, package activation and refund requests. Include your invoice number and payment reference.
Privacy requests
privacy@sunstack.in — access, correction, deletion or consent withdrawal. Write from your registered email so we can verify you.
Phone and hours
+91 98765 43210, Monday to Saturday, 10:00 AM – 7:00 PM IST. Calls outside these hours are logged for the next working day.
Report a suspicious job
If a listing asks for money, a deposit or personal bank details, do not pay. Email support@sunstack.in with the listing link and a screenshot, and we will review it as a priority.