El Salvador: Finca San José, Red Bourbon

Ozone Coffee is a specialty coffee roaster based in Stafford, UK, with a string of acclaimed cafés across London and Leeds. They roast fresh every working day at their Stafford roastery, sourcing directly from producers who prioritise sustainable and ethical farming—backed by their B Corp certification. The lineup spans single origins, house blends, and rotating limited editions, with a flavour-finding system that actually works (citrus, floral, nutty—pick your lane). Their 'In My Mug' subscription has cycled through over 870 unique coffees, so there's always something new hitting the door. Whether you're dialling in espresso or dialling up a filter brew, Ozone brings serious coffee nerd energy without the attitude.