Originally written by Stephen Leighton in March 2013 and updated to reflect how the system has evolved since.
Kenya produces some of the most distinctive coffee in the world. That signature profile – bright, juicy acidity, full body, and those unmistakable blackcurrant notes – doesn't happen by accident. It's the result of exceptional growing conditions, carefully developed varietals, and a trading infrastructure that's been refined over nearly a century.
Here's how it all works, and how it's changing.
How Kenyan coffee began
Coffee cultivation in Kenya started around 1900, introduced by British colonists. The real turning point came in the 1950s, when Kenya's Scott Agricultural Laboratories developed two hybrid varietals – SL28 and SL34 – that gradually replaced the original French bourbon stock brought from Ethiopia. These bourbon-derived varieties remain the foundation of Kenya's reputation today: full-bodied, intensely aromatic, and capable of a complexity that few origins can match.
The auction system
Kenya's coffee auction was established in 1934 and has long been considered one of the most transparent green coffee trading systems in the world. It's held weekly at the Nairobi Coffee Exchange (NCE), and its influence has extended well beyond Kenya's borders – the Cup of Excellence auction model drew heavily from it.
Following independence in 1963, Kenya formalised the system as a government-run open auction. The basic mechanic is straightforward: quality drives price. Better lots attract higher bids.
Before each auction, samples from every lot are distributed to around 50 licensed exporters (members of the NCE). Those samples get cupped – locally and internationally – and exporters instruct their agents on which lots to bid for. It's a system built on tasting first, buying second. Which is exactly how it should work.
You'll often see Kenyan coffees listed by grade – AA being the most sought-after. It's worth knowing that grade refers to bean size (screen 17/18) rather than cup quality or defect tolerance. AB grade (screen 15/16) can be equally exceptional; the grading system just doesn't tell you that.
Reform and direct trade
The auction system has its critics. Farmers have long argued that too many intermediaries sit between them and the final sale price, eating into their earnings at each step. Since 2006, the Kenyan government has gradually liberalised the system, licensing independent marketing agents to sell coffee directly to international buyers – bypassing the auction entirely. Agents must meet strict criteria around storage, safety, and financial guarantees to ensure farmers get paid promptly.
By 2025, the number of Capital Markets Authority-licensed coffee brokers had grown to 14, including county-based cooperatives and private firms.
In 2023, the government launched a further round of reforms aimed at deepening farmer empowerment – including reopening the NCE to allow direct farmer sales, introducing a Direct Settlement System for faster payments, and proposing a Coffee Bill that would re-establish the Coffee Board of Kenya as the main regulatory body. The reforms have been ambitious, but implementation hasn't been without friction: delays in issuing marketing and milling licences caused confusion, and at least one major player – NKG Coffee Mills Kenya – exited the market as a result.
Traceability: getting there
One of the ongoing challenges with the auction system is traceability. Buyers don't always get detailed information about the precise origin of a lot – which cooperative, which washing station, which smallholder group. That matters to specialty roasters and their customers, who want to know the story behind what's in the bag.
It's improving. Estates with established reputations – like Gethumbwini – offer more consistent traceability, and both the auction and direct trade channels are evolving to meet the demands of the specialty market. For many smallholders not yet integrated into direct trade, though, full transparency is still a work in progress.
It's a system in motion. And given Kenya's track record for producing exceptional coffee, it's one well worth watching.
Want to taste what all the fuss is about? Browse our current Kenyan coffees when they're in season – they don't hang around long.