The company had filed its draft papers with Securities and Exchange Board of India (Sebi) in December and received 'observations' from the regulator on May 12, which is necessary for any firm to launch a public offer.
GTPL Hathway's public issue comprises fresh issuance of equity shares worth Rs 300 crore and offer for sale of 1.8 crore scrips by the existing shareholders, according to the Draft Red Herring Prospectus (DRHP).
Besides, the company is considering a pre-IPO placement of up to 90 lakh equity shares aggregating up to Rs 150 crore to certain investors.
JM Financial Institutional Securities, BNP Paribas, Motilal Oswal Investment Advisors Pvt Ltd and Yes Securities will manage the company's public issue.
As of September 30, 2016, the company's digital cable TV services reached 169 towns across India, including towns in Gujarat, West Bengal, Maharashtra, Bihar, Assam, Jharkhand, Madhya Pradesh, Telangana, Rajasthan and Andhra Pradesh.
The company has about 5.41 million active digital cable subscribers.