DOZENS of Northern Ireland businesses have showcased their products and services at an exhibition in London.
The Westminster event is part of the Northern Ireland Office's centenary programme.
Business leaders also attended a reception at Downing Street last Wednesday hosted by the prime minister.
The government said it would provide businesses with an opportunity to network with international companies and investors.
The exhibitors represented a cross-section of sectors within the Northern Ireland economy and included 12 start-ups.
PM Boris Johnston said the UK government will continue to promote Northern Ireland's interests to boost investment and jobs
Representatives of Queen's University Belfast, Ulster University and Tourism NI also attended the event.
Prime Minister Boris Johnson said the UK government will continue to promote Northern Ireland's interests to boost investment and jobs.
He said he welcomed businesses from across Northern Ireland to 10 Downing Street as they showcased their products and services to new markets, from the Tayto crisp to vital healthcare products helping doctors carry out life-saving work.
"This year, we are celebrating the huge contribution Northern Ireland has made to our country over the past 100 years and looking ahead to the enormous potential of its employers and innovators,” said Mr Johnston.
First Minister Paul Givan, Economy Minister Gordon Lyons and Northern Ireland's special envoy to the US, Trevor Ringland, spoke at the event.
Northern Ireland Secretary Brandon Lewis, who iopened the Business and Innovation Showcase, said it was an ideal forum to show the positive contribution of Northern Ireland firms to the UK economy.
He added that it reinforces the UK government's commitment to "build back better by creating opportunities for businesses to flourish through trade".
The investment conference is one of a series of events organised to mark Northern Ireland's centenary.
Northern Ireland was created in May 1921 after the partition of Ireland.