[6] It has offices in Montreal, New York, Ottawa, Toronto, London, Belfast, Amsterdam, Berlin, Geneva, Ghent, Melbourne, Ulyanovsk, Yerevan and Tbilisi.

[7][8][9][10] Lightspeed was founded by Dax da Silva in 2005, with its headquarters in Montreal, to provide point-of-sale and e-commerce software for retail businesses.

[7][8] It has its offices in Montreal, New York, Ottawa, Toronto, London, Paris, Belfast, Amsterdam, Berlin, Geneva, Ghent and Melbourne.

[12] Accel Partners led a $30 million investment round in 2012 and from 2012 to 2013, the company observed a 120% growth in annual transactions.

The next month Lightspeed acquired Amsterdam-based eCommerce software developer SEOShop and announced that it would be expanding its product offering to serve both brick-and-mortar and online retailers.

SEOShop's eCommerce platform was rebranded as Lightspeed eCom and further refined to offer complete integration with the company's retail POS software.

The technology was a result of the company's acquisition of Toronto-based ReUp, a digital platform that allows business owners to build a branded loyalty program.

[34] On September 29 2021, short seller Spruce Point Capital Management publicly accused Lightspeed of exaggerating its finances to investors.