cdp.net - Assesses companies' performance in climate, forest, and water sustainability with letter grades.
corp-research.org - Tracks the history of ethical and environmental wrongdoings of large American companies, creating "Corporate Rap Sheets" fon many, with helpful citations.
ethicalconsumer.org - A UK website that creates company profiles and compares brands across product categories.
ethical.org.au - An Australian ethical shopping guide that compares metrics on popular companies active in Australia from diverse web sources.
morningstar.com - A website that evaluates the risk level and sustainability of stocks
opensecrets.org - A website tracking companies' participation in lobbying and investments in political candidates
sustainableplatform.com - A site using the UN's Sustainable Development Goals, as well as alignment with global warming predictions, to assess companies. Much of my data on climate-friendliness came from here.
whoprofits.org - Exposes corporations benefitting from the Isreali occupation of Syria and Palestine.