Sky Ireland Limited is a subsidiary of Comcast-owned Sky UK and supplies television, internet and telephony services in Ireland.

Sky UK Limited, doing business as Sky is a British broadcaster and telecommunications company that provides television, internet, fixed line and mobile telephone services to consumers and businesses in the United Kingdom. It is a subsidiary of Sky Group and, from 2018 onwards, part of Comcast. It is the UK's largest pay-TV broadcaster, with 12.7 million customers as of the end of 2019 for its digital satellite TV platform. Sky's flagship products are Sky Q and the internet-based Sky Glass, and its flagship channels are Sky Showcase, Sky Max, and Sky Atlantic.