King Charles has praised the "best of British" business winners during a celebratory event at Windsor Castle.
The Monarch invited those recognised for their innovation to the royal residence and chatted to the entrepreneurs on Tuesday.
Winners of the King's Award, claim it helps their profile and entry in to new markets.
Achieving the business accolade means businesses can use its emblem for the next five years.
King Charles has praised the 'best of British' business winners during a celebratory event at Windsor CastlePAThe Duke of Kent and Duke and Duchess of Gloucester also joined His Majesty at the event.
Charles told new Business Secretary, Jonathan Reynolds - as he pointed to the business individuals - "they represent the best of British".
One of the winners, Dr Jean-Marc Feghali, from WeWalk, which has created a smart walking stick for the visually impaired that can give directions, beep when obstacles are within range and provide details about points of interest.
The firm's chief innovation officer was joined by its chief executive officer Gokhan Mericliler.
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Charles told new Business Secretary, Jonathan Reynolds - as he pointed to the business individuals - 'they represent the best of British'
PA
Mericliler said: "The King seemed impressed by the voice assisted aspect, being about to talk to the cane, its interactive element, that excited him the most."
Other winning companies included Bluewater which eliminates dangerous phosphorus from rivers.
Frugalpac was also recognised for a winning prize after being hailed for creating a paper bottle for wines and spirits.
The event is among a number of public appearances by the King following his cancer diagnosis.
The Monarch invited those recognised for their innovation to the royal residence and chatted to the entrepreneurs on Tuesday
PA
Earlier this month, Charles attended the Sovereign's Garden Party at the Palace of Holyroodhouse with Queen Camilla.
The couple were then spotted a day later drinking Duncan Taylor whisky during a visit to Edinburgh Castle.
Camilla said the drink "hits the spot".
Following a service at St Giles' Cathedral in Edinburgh, a portrait of the Royal Family was revealed.
