Satyam promoters' construction outfit Maytas Infra Ltd said on Thursday that RC Sinha, chairman and non-executive director of the company, has tendered his resignation.

Sinha sent in his resignation on 6 January, citing personal reasons, Maytas said in a statement to the stock exchange.

''R C Sinha, non-executive director and chairman of Maytas Infra Ltd, tendered his resignation from directorship as well as chairmanship at the company owing to personal reasons,'' Maytas said in a filing with the National Stock Exchange.

Maytas Infra's board of directors include R P Raju (independent director), B Teja Raju (vice chairman), PK Madhav (whole-time director and CEO) and Chander Sheel Bansal (whole-time director). Promoters of Satyam Computer Services hold 36 per cent stake in Maytas Infra.

Teja Raju, son of Ramalinga Raju, held 2.53 per cent stake in Maytas Infra, while the entire promoter group, which includes other members of the Raju family, held over 36 per cent of the company's shares as of September 2008.

On 7 January, Ramalinga Raju tendered his resignation as chairman of Satyam Computer disclosing accounting fraud.

Meanwhile, a special team set up by stock market regulator Securities and Exchange Board of India (SEBI) to probe the Satyam scam reached Hyderabad.

The probe team, headed by SEBI's southern region general manager A Sunil Kumar, will look into manipulations in the company's balance sheets in the past several years. It will also probe into the affairs relating to buying, selling or dealing in the shares of Satyam Computer Services and submit the report to the board at the earliest.

The team will has been empowered with powers under various sections of SEBI Act to carry out the probe.