
S&P Global Ratings
Credit rating agency and division of S&P Global.
S&P Global Ratings said on 21 September that South Korea's telecoms operators cannot self-fund a won1,200tn AI data-centre build-out from their combined won17.9tn of cash.
Last refreshed: 22 September 2026
Why can't South Korea's telecoms self-fund their AI data-centre build-out?
Timeline for S&P Global Ratings
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Data Centres: Boom and BacklashBackground
S&P Global Ratings is a credit rating agency and division of S&P Global, assessing the creditworthiness of companies, sovereigns and structured debt.
Its assessment of South Korea's telecoms sector set the scale of a domestic AI data-centre build-out, won1,200tn, against the sector's combined cash holdings, won17.9tn, and concluded the gap is too wide for telcos to close from their own balance sheets. That framing points towards external financing, whether debt issuance, new equity or state support, as the likely route for Korea's data-centre expansion.
For a ratings agency, publishing that comparison is itself a market signal: bondholders and lenders now have a benchmark for how much new financing Korea's telecoms sector needs to raise to build out AI infrastructure at the scale planned.