Reducing our Carbon Footprint As well as sourcing sustainable products and caring for the welfare of the communities in which its mills operate, the environment is a key concern for Tonrose. In this final instalment of our Spotlight on Ethics series, we look at how the company is helping to reduce its environmental impact, both in its own and supplier operations, as well as the linen solutions it offers. Helping the environment through direct action Certified since 2015 to the nationally recognised environmental standard ISO140001, which looks at waste management, energy use and contamination risks, Tonrose has been making real.