The Goods and Services Tax Network (GSTN) which is building the technological infrastructure for the implementation of GST, has finalised 34 companies as the GST Suvidha Providers (GSPs), which will offer support and services to help tax payers and businesses in compliance.
The GSTN had released an initial list of 48 companies from over 200 applications it had received last month.These companies, which were shortlisted based on eligibility criteria, had to move through the second round of qualification by showcasing their technical capabilities through a demonstration of a functioning model as a GSP with effective tax payer-oriented services.

Source - http://economictimes.indiatimes.com