Kellogg

A 2016 report by Amnesty International found a range of labour rights abuses on the palm oil plantations operated by Wilmar's subsidiaries and suppliers in Indonesia. These abuses include worst forms of child labour, forced labour, discrimination against women workers, people being paid below the minimum wage, and workers suffering injuries from toxic chemicals. The report confirms that Kellogg's has a joint venture with, and sources palm oil from Wilmar.
Source: Amnesty (2016)

This company sources palm oil from at least 20 of the 25 dirty palm oil producers identified in the 2018 Greenpeace report "The Final Countdown". In addition to deforestation, the 25 individual cases in the report include evidence of exploitation and social conflicts, illegal deforestation, development without permits, plantation development in areas zoned for protection and forest fires linked to land clearance.
Source: Greenpeace (2018)

In 2018 volunteers collected and catalogued more than 187,000 pieces of trash from beach cleanups around the world to find out which corporations are contributing the most to the global plastic pollution problem. While not in the top 10, this company ranked as one of the world's worst plastic polluters.
Source: #breakfreefromplastic (2018)

In 2019 Rainforest Action Network (RAN) conducted a series of undercover investigations which showed that several major snack food producers, including this company, have been found purchasing palm oil from mills that have continued to source palm oil resulting from the illegal clearing of lowland rainforests within the nationally protected Rawa Singkil Wildlife Reserve in Indonesia. These mills are located immediately next to areas of illegal encroachment into the Leuser Ecosystem and lack the necessary procedures to trace the location where the palm oil they sell is grown, a key requirement for complying with the No Deforestation, No Peatlands, No Exploitation (NDPE) policy this company has publicly committed to.
Source: RAN (2019)

As You Sow's 2020 report, Waste and Opportunity, ranks companies on plastic packaging pollution. The study measures the progress of 50 large companies in the beverage, quick-service restaurant, consumer packaged goods, and retail sectors on six core pillars where swift action is needed to reduce plastic pollution: 1) Packaging Design, 2) Reusable Packaging, 3) Recycled Content, 4) Packaging Data Transparency, 5) Support for Recycling, and 6) Producer Responsibility. This company received a grade of D+
Source: As You Sow (2020)

In 2019 this company agreed to pay US$20 million to settle a class action lawsuit that claimed that they falsely advertised their sugar-filled cereals as healthy.
Source: Top Class Actions (2019)

This company received a score of 47.9/100 in the Newsweek Green Ranking 2017, which ranks the world's largest publicly traded companies on eight indicators covering energy, greenhouse gases, water, waste, fines and penalties, linking executive pay to sustainability targets, board-level committee oversight of environmental issues and third-party audits. Ranking methodology by Corporate Knights and HIP Investor.
Source: Newsweek (2017)