Sebi has barred realty major DLF and its six top executives including Chairman K P Singh, from securities markets for three years. Sebi found the company guilty of active and deliberate suppression of material information at the time of its public offer. Whole-Time Member Rajeev Agarwal said in his order that Sebi is satisfied that the violations as found in this case are grave and have larger implications on the safety and integrity of the securities market. He said for the serious contraventions as found in the instant case, effective deterrent actions are required to safeguard the market integrity. He also said that the company and its top executives are found to have violated various regulations including Sebi's Disclosure and Investor Protection (DIP) Guidelines and the PFUTP (Prevention of Fraudulent and Unfair Trade Practices) norms. Those prohibited from the markets included Singh's son Rajiv Singh and daughter Pia Singh.