Mezzanine Management, an investment advisory firm focused on Central and Eastern Europe, has invested PLN40 million (approximately US$9.9 million) for a 33 percent stake in Poland-based motor oils manufacturer Flucar. As part of the deal, Mezzanine, which invested through Accession Mezzanine Capital III, has the option to increase its stake to a larger minority holding in the future. Flucar plans to use the new capital acquire of chemical and petrochemical companies.