Top Track 250

Established in 1981 by former IBM software engineers, Metaswitch Networks provides telephony software products for use with voice, video and messaging applications. A third of its staff work on research and development, creating software that is used by more than 1,000 telecoms service providers, such as AT&T, BT and TalkTalk, as well as 80 mobile operators. The London-based company helps customers to reduce costs by transferring office-based telephony operations to the cloud.

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Company details
CompanyMetaswitch Networks
ActivityCommunications technology
Sales £m130.3
Operating profit £m21.7
Main shareholders Francisco Partners/Sequoia Capital (>50%), Employee Benefit Trust (<50%)

If applicable:

* supplied by company   † annualised figure   ‡  profit = ebitda