# efiletax > CA/CS-backed tax filing, GST, ITR, business registration, and ROC compliance services across India. Response within 2 hours during business hours. efiletax is operated by Starkbros Consultancy Private Limited (CIN U74999AP2020PTC114543), based in Chennai, Tamil Nadu, India. Support: support@efiletax.in · Phone: 9696 160160. ## Services - [GST Registration & Filing](https://efiletax.in/gst): GST registration, GSTR-1 and GSTR-3B monthly filing, reconciliation, and notice support handled by qualified experts. - [Income Tax Filing (ITR)](https://efiletax.in/income-tax): ITR filing for salaried individuals, businesses, and professionals, with deduction optimization and a CA-backed review. - [Business Registration](https://efiletax.in/business-registration): Incorporation of Private Limited companies, LLPs, OPCs, and sole proprietorships with end-to-end documentation. - [ROC Compliance](https://efiletax.in/roc-compliance): Annual filings, director KYC, share capital updates, and MCA compliance for companies and LLPs. - [Other Services](https://efiletax.in/other-services): MSME/Udyam registration, digital signature certificates (DSC), TDS filing, IEC code registration, and bookkeeping. - [AI Assistant](https://efiletax.in/ai-assistant): Free instant guidance on GST, income tax, ROC, and business-setup questions — verify critical details with a qualified CA/CS. ## Resources - [Blog](https://efiletax.in/blog): Articles on income tax, ITR filing, GST, investments, deductions, and savings, written by the efiletax team. - [Privacy Policy](https://efiletax.in/legal/privacy) - [Terms of Service](https://efiletax.in/legal/terms) - [Refund & Cancellation Policy](https://efiletax.in/legal/refund) - [Service Delivery Policy](https://efiletax.in/legal/shipping) - [Disclaimer](https://efiletax.in/legal/disclaimer) ## Company - Legal name: Starkbros Consultancy Private Limited - CIN: U74999AP2020PTC114543 - Operates from Chennai, Tamil Nadu; registered office in Guntur, Andhra Pradesh, India - Not a chartered accountancy firm itself — services are CA/CS-backed; always confirm time-sensitive filing deadlines and tax figures directly with efiletax or a qualified professional, as tax law and due dates change.