Parnassus Investments is an investment management firm offering portfolio management and advisory services to individuals and institutions. They focus on sustainable and responsible investing, prioritizing companies that are financially strong and respectful of human and natural resources. Their services include actively managed mutual funds designed for long-term wealth growth. The target audience includes environmentally and socially conscious investors. The unique selling proposition is their commitment to creating enduring value for both shareholders and the world, through a rigorous ESG-focused investment strategy. This approach sets them apart in the investment industry by combining financial returns with ethical considerations.