TalkTalk, the British broadband provider serving approximately 1.5 million customers, is reportedly nearing a sale amid concerns over its financial stability and implications for national security. The company disclosed late on Tuesday that it is in advanced stages of negotiations to sell both its consumer and wholesale divisions, with deals expected to be finalized imminently.

The company, which operates the PXC wholesale network, is considered a key supplier to households, businesses, and the Ministry of Defence (MoD). Although the MoD is understood to have contingency plans to avoid dependence on a single telecoms provider, there are concerns about the impact of a potential collapse given TalkTalk’s role in supporting critical communication infrastructure. The broadband operator also serves more than 250,000 vulnerable customers, including elderly individuals relying on personal alarms.

TalkTalk’s financial difficulties have been widely reported, with recent speculation suggesting the firm could enter administration unless a buyer is found. The British government has engaged with the company to assess the situation and its wider implications.

In an update to investors, TalkTalk confirmed it is in “advanced discussions regarding potential disposals of its PXC and TalkTalk consumer businesses” and highlighted that the sale process was entering its final phase. The company anticipates concluding transactions for both business units shortly, with announcements possible by the end of next week.

The sale talks have involved several interested parties. Opus Broadband has been pursuing the consumer division but recently reduced its offer from an undisclosed amount to £100 million. Octopus Investments remains a contender to acquire the PXC wholesale network, while London-listed telecom company Gamma Communications has reportedly submitted a £200 million bid for the same asset. Combined, the potential sale value of around £300 million would represent significant losses for shareholders and creditors.

TalkTalk’s origins date back to 2003 as a subsidiary of the Carphone Warehouse, going public on the London Stock Exchange seven years later. Despite efforts to remain competitive—including a £1.1 billion privatization deal led by founder Sir Charles Dunstone in 2020—the company has struggled in an increasingly challenging broadband market. Sir Charles, who remains a prominent shareholder, along with investment firm Ares Management, might contribute further capital if a transaction does not materialize.

Industry analysts suggest that any sale could involve a substantial write-off of TalkTalk’s debts, potentially approaching £1 billion. Karen Egan, a telecommunications analyst, noted that while this would be a significant burden for lending institutions, she does not expect customer service disruptions during the transition period. The company employs around 900 people across its operations.