Fine Refiners Limited, incorporated in May 2005, is engaged in the procurement, processing, trading, and import of petroleum-based products such as fuel oil, base oil, diesel, lubricants, and recycled oils, mainly sourced as waste from industries and commercial users. The company collects used oils from dealers, agents, marine vessels, and industrial sources, and processes them using refining and recycling technologies to produce products like recycled fuel oil, re-refined base oil, industrial fuel oil, aromatic heavies, and crude oil. It also trades a wide range of oils and fuels including furnace oil, light diesel oil, process oil, and mixed hydrocarbons. The company is ISO 9001:2015 and ISO 14001:2015 certified and has approvals from the Gujarat Pollution Control Board, and as of February 26, 2026, it had 38 employees.