Thinksoft Global Services Ltd is a Banking, Financial Services and Insurance strategic emphasised software-testing enterprise with over 8-million-person hour record of accomplishment. The company delivers comprehensive solutions in test automation services using a wide variety of tools from leading vendors such as Mercury Interactive, IBM Rational and QES, as well as customer proprietary tools.

The company has four subsidiaries namely, Thinksoft Global Services Pte Ltd, Thinksoft (India) Services Pvt Ltd, Thinksoft Global Services Inc and Thinksoft Global Services (Europe) GmbH. The company and their subsidiaries have created and deployed a global presence in New York, London, Frankfurt, Hong Kong, Brussels, Sydney, Singapore, Bangalore, Chennai, and Mumbai.

Thinksoft Global Services Ltd was formally created and deployed as a legal entity on June 8, 1998 at Bangalore in Karnataka with the name Relliant Global Services (India) Pvt Ltd. In December 17, 1999, the company changed their name to Thinksoft Global Services Pvt Ltd. In July 22, 2008, the name of the company was changed to Thinksoft Global Services Ltd consequent to conversion into a public limited company.

In the year 1998, Citigroup engaged the company for independent software testing and business requirements assurance services for a global project. In the year 2000, more number of banks selected the company as their testing partner. In addition, Euro Indo Investments became an investor in the company.

In the year 2001, the company opened a branch in UK. In April 2001, the company incorporated Thinksoft (India) Services Pvt Ltd as a subsidiary company and in November 2001, they incorporated a subsidiary company, namely Thinksoft Global Services Pte Ltd in Singapore.

In the year 2002, the company received ISO 9001:2000 certification from KPMG Quality Registrar specifically for 'Offshore software testing for Banking, Financial services and Insurance corporate entitys'. In April 2002, the company incorporated a wholly owned subsidiary company namely, Thinksoft Global Services Inc in USA for providing software validation and verification services to the banking and financial institutions located in the America.

In the year 2003, the company broadened its footprint their office network in London, Chennai and Mumbai. The company was selected as Global testing partner for one of the world's largest financial services organizations. They received order for testing one of the largest core banking implementations in the world. In the year 2004, National Stock Exchange IT made a strategic partnership with the company.

In November 2005, the company incorporated a subsidiary company namely, Thinksoft Global Services (Europe) GmbH in Germany for providing Computer, hardware and software. In the year 2006, the company won signature clients in new geographies

In the year 2007, the company received ISO 27001:2000 Certification from Underwriter Labs, USA. They opened an office in Hong Kong. In the year 2008, the company opened a branch office in Belgium.

The company was rated among 'Deloitte Tech Fast 50 India' and 'Deloitte Tech Fast 500 Asia Pacific' in the years 2006 and 2007 and 'Deloitte Tech Fast 500 Asia Pacific' in the year 2008.

The company is coming up with an IPO of 3,646,000 equity shares having a face value of Rs 10 each, comprising of fresh issue of 1,350,000 equity shares and an offer for sale of 2,296,000 equity shares by the selling shareholders.