> For the complete documentation index, see [llms.txt](https://wiki.oikos-international.org/sustainable-finance/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wiki.oikos-international.org/sustainable-finance/interviews/lessons/bonus-learning/rating-agencies.md).

# Rating Agencies

### Ones to know

[**MSCI (Morgan Stanley Capital International) ESG Ratings**](https://www.msci.com/our-solutions/esg-investing/esg-ratings) - The ESG rating system of one of the biggest and most trusted financial companies.