Brew Tea Co. blend their range of loose leaf tea and whole leaf tea bags in the UK. Around 20% of their range is either Rainforest Alliance or Fairtrade certified. Brew Tea is Certified B Corp, meaning they meet the highest standards of social and environmental performance, transparency and accountability. Their emphasis on loose tea reduces the need for single use packaging.

Pekoetea stocks 100 high quality loose teas and infusions from around the world. Based in Edinburgh, pekoetea blend and pack their teas in-house, including a range of teas grown in Scotland.

Glengettie Tea is a rich, full-bodied black tea developed especially for soft water areas in Wales. It is packaged in Cardiff.

Mazawattee Tea collaborate with Fairtrade growers and the Rainforest Alliance. Their small range of teas are blended and packed into biodegradable tea bags in the UK.

Launched in 1860, Nambarrie use fine Indian & African leaves to give a bold and hearty tea that can be relied on for the perfect cup any time. In addition to being members of the Ethical Tea Partnership, over 75% of Nambarrie's tea comes from gardens which have been certified by third-party organisations, such as Rainforest Alliance, Fairtrade and/or UTZ.