Step inside the portico at the junction of Threadneedle Street and Cornhill, and you will find people sipping champagne under painted vaults that once brokered fortunes stretching across three continents. The Royal Exchange looks like a Roman temple dropped into the heart of the City of London. But its story is far stranger — and more consequential — than its grandeur suggests.

The Tudor Merchant Who Saw What London Was Missing
In 1565, a merchant named Thomas Gresham walked the streets of the City and saw chaos.
Merchants from across Europe were conducting business in the open air — in narrow lanes, in coffee houses, often in the rain. There was no organised place to trade. No central point where buyers could find sellers. No reliable way to settle debts or record agreements. London, despite being one of the most important trading cities in Europe, had nothing like a proper exchange.
Gresham had seen what worked in Antwerp. The Low Countries had the Bourse — a covered exchange where merchants conducted business under one roof, in an orderly fashion, with proper records. The idea was straightforward. Its impact, Gresham suspected, could be enormous.
He built one himself. Gresham paid for the original Royal Exchange largely out of his own pocket, on land he persuaded the City of London to donate. Construction finished in 1571. For the first time, London’s merchants had somewhere permanent to meet, trade, and settle their affairs under cover. The idea that had transformed Antwerp now had a home on English soil.
A Queen’s Visit That Made It Royal
Shortly after the exchange opened, Queen Elizabeth I came to inspect it in person.
She walked the trading floor, examined the covered galleries, and declared herself impressed by what Gresham had built. On leaving, she bestowed the title that has stayed with the building ever since: the Royal Exchange. With a single royal proclamation, a merchant’s trading hall became an institution with the full weight of the Crown behind it.
The effect on London’s commercial confidence was immediate. The City’s merchants were no longer operating in the shadows of a grand European tradition — they were at the centre of one. The Royal Exchange became the meeting point for traders dealing in wool, cloth, spices, and eventually the shares of joint-stock companies that would go on to build the British Empire.
Gresham himself died in 1579, just eight years after the exchange opened. He never saw the full scale of what his idea would become. But his symbol — a golden grasshopper, his family emblem — still watches over the building today, perched on the weather vane above its roofline. It is one of the few Tudor motifs still visible at height in this part of the City.
Destroyed Twice, Rebuilt Each Time
The original Royal Exchange survived for almost a century before the Great Fire of London swept through the City in September 1666. The fire destroyed St Paul’s Cathedral, nearly 400 streets, and over 13,000 houses. The exchange was consumed along with almost everything else in its path.
But the City rebuilt quickly. The second Royal Exchange opened in 1669, on the same site. Trade resumed. The concept proved too important to abandon.
Then, in January 1838, fire struck again. A blaze that started in a Lloyd’s coffee room spread through the building overnight. By morning, the second exchange was gone.
The current building is the third Royal Exchange, designed by William Tite and opened by Queen Victoria in 1844. Its eight Corinthian columns, wide ceremonial steps, and carved pediment depicting Commerce giving the gifts of sea and land make it one of the most striking pieces of classical architecture in the City. Most people who walk past it on the way to Bank station have never stepped inside.
A short walk away, the Monument to the Great Fire of London marks the point where the fire of 1666 began — the same fire that destroyed the first exchange. Standing between the two gives you a sense of how much of the City was lost, and how quickly it was rebuilt.
How One Building Helped Create Modern Finance
The Royal Exchange did far more than give merchants a place out of the rain.
It became a model. The idea of a formal, organised venue where buyers and sellers could meet under agreed rules spread from London across Europe and eventually around the world. The London Stock Exchange, which grew directly from informal dealings near the Royal Exchange, carries that lineage. So does the New York Stock Exchange, which traces its origins back to merchants who had studied the London system. Every organised financial market on earth owes something to what Thomas Gresham built in 1571.
The exchange was also a place of social innovation. The upper galleries housed retail stalls from the beginning — one of the few commercial spaces in Tudor London where women could trade independently. It attracted booksellers, goldsmiths, and apothecaries alongside the cloth and spice merchants below. It was a marketplace in the fullest sense.
The coffee houses that grew up around it became the first places in London where people gathered to exchange financial news — ship arrivals, commodity prices, rumours of war. Lloyd’s of London, now the world’s largest insurance market, began in one of those coffee houses just a short walk from the exchange’s front steps.
This corner of the City is one of the oldest continuously commercial spots in Europe. The Roman wall that still runs through the City was built to protect the settlement of Londinium — a trading post that Rome established here almost 2,000 years ago. Commerce has defined this square mile for longer than almost any other place in Britain.
What Happens Inside the Royal Exchange Today
The trading floor closed in 1939. For decades afterwards, the building sat without a clear purpose — too important to demolish, too expensive to maintain, too steeped in history to repurpose lightly.
Since 2001, it has housed luxury boutiques, jewellers, watchmakers, and restaurants. The central courtyard — once the open-air trading floor — is now covered by a glazed roof and lined with polished stone. At the centre of it sits a champagne bar.
On weekday mornings, the courtyard fills with people from the surrounding banks and financial firms, having meetings over coffee or breakfast under the vaulted ceiling. At weekends, visitors wander in from the street, often surprised to find they can enter freely, sit down, and take in the space at their leisure.
It is a strange thing to sit where Tudor merchants once settled debts, and to order a glass of something cold. The building has changed entirely in function. Its weight, its presence, and its position at the centre of the City have not changed at all.
If you are planning a trip to London, the City’s Square Mile repays a few hours of wandering. The Royal Exchange is the obvious starting point — but the layers of history around it go far deeper than its neoclassical exterior suggests.
Stand at the top of the steps and look across at the Bank of England opposite, and then up at Gresham’s grasshopper on the weather vane. A Tudor merchant’s emblem, still watching over the street where he changed the way the world does business.
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