The company had filed the initial papers through its lead manager, Kotak Mahindra Capital Company Limited, in October last year.
The Securities and Exchange Board of India had issued final 'observations' on the draft offer document on March 9, which is necessary for companies to launch any public offer.
As per Draft Red Herring Prospectus (DRHP), the company plans to hit the capital markets with a public issue of up to 42.69 lakh equity shares of face value of Rs 10 each.
The capital raised through the issue would be utilised towards repayment of loan, to support working capital requirements and for general corporate purposes.
Power Mech Projects is engaged in power, infrastructure and petrochemicals sectors.