Gretex Corporate Services Limited (GCSL) has announced the signing of a mandate with a multi-brand retail company based in Lucknow. This retail company is planning to list on either the SME Platform of BSE or the Emerge Platform of NSE. The mandate signifies Gretex Corporate Services' role in facilitating the listing process for the retail firm. Further details regarding the specific terms of the mandate or the retail company's financial performance were not disclosed in this announcement.