Pacific Online Systems Corporation is engaged in the provision and management online lottery systems, terminals and software for the Philippine lottery gaming industry. It has been providing technical and market expertise for the distribution of lottery products in the country in partnership with the state-run Philippine Charity Sweepstakes Office (PCSO) for more than 2 decades

In 1995, the PCSO launched its first online lottery and entered into an Equipment Lease Agreement (ELA) with Pacific Online to provide facility for online lottery operations in the Visayas and Mindanao area. Subsequently, entry into the Luzon area was awarded to Pacific Online in June 2012.

POSC entered into a joint venture agreement with Philippine Gaming Management Corporation (PGMC) and International Lottery Totalizator Systems (ILTS) for the 5-year contract to provide a nationwide online lottery system for PCSO. The joint venture known as Pinoylotto Technologies Corporation is expected to commence operations in the latter part of 2023.