CIEL HR Services Ltd, which provides technology-driven human resources solutions, has filed preliminary papers with capital markets regulator Sebi to raise funds through an initial public offering (IPO). The proposed IPO is a combination of fresh issue of equity shares worth Rs 335 crore and an offer for sale (OFS) of 47.4 lakh shares by promoters and other selling shareholders, according to the draft red herring prospectus (DRHP) filed on Tuesday. At present, promoters and promoter group entities hold 87 per cent stake in the company. Besides, the company may consider raising Rs 67 crore through a pre-IPO placement. If this is carried out, the fresh issue size will be reduced. Proceeds from the fresh issue will be used for acquisition of additional shareholding in subsidiaries -- Firstventure Corporation, Integrum Technologies, Next Leap Career Solutions, People Metrics and Thomas Assessments -- funding incremental working capital requirements of the company, unidentified inorgani