Securities and Exchange Board of India, SEBI, has disposed off cases against four companies pertaining to investor grievances and failing to obtain registration with its online complaint redressal system, as the companies are in the process of liquidation.In four separate orders, the regulator noted that companies namely, Arihant Cotysn, Crystal Credit Corporation, Wilwayfort India and Vidiani Engineers have been issued show-cause notices. It stated that under the Companies Act, when a winding up order has been passed, or a provisional liquidator has been appointed, no suit or legal proceedings can be commenced, or proceeded with against the firm. However, the regulator said that penalty may not be imposed on a company, if proceedings are initiated after passing of winding up order, without obtaining leave of the court. As per Sebi norms, all the listed companies are required to get SCORES authentication, failing which they would have to face enforcement action.