Unilever is once again the most sustainable company, according to the 2015 Sustainability Leaders report, conducted by GlobeScan and SustainAbility.

The survey asked 800 experts which companies are leaders in integrating sustainability into their business strategy. Unilever was the top mentioned company by a significant margin (38 percent, up five points from 2014).

Other recent reports have also given Unilever top scores for its water management and deforestation policies.

Patagonia is the only other company to be mentioned by more than 10 percent of experts and remains in second place on the GlobeScan/SustainAbility ranking.

BASF is the only newcomer to the top 10 list in 2015 with 3 percent of mentions. Other companies listed in the top 10 include: Interface (8 percent), Marks & Spencer (6 percent), Natura (5 percent), Ikea (5 percent), Nestle (4 percent), General Electric, Nike and Coca-Cola (each respectively at 3 percent).