A St Albans based business has been sold to a New York Stock Exchange listed company.

Specialist software company, Modality Systems Ltd, was founded in 2007 and develops solutions based on Microsoft Lync.

Modality, which has doubled in size during the last eight years, also has offices in London, Seattle, San Jose and Sydney and was sold to US Premiere Global Services Inc last week.

St Albans law team Sherrards Solicitors acted on behalf of Modality, which had annual revenues of $11 million in 2014.

Leigh Head, of Sherrards, said: "Having worked with the founders of Modality since the early stages of their development.

"I am delighted that the team have helped them to realise their ambitions to become part of a complimentary group of companies which will help elevate them into a worldwide presence in the unified communications field."