O2 NETWORKS LIMITED

• ◆

  3 officer resignations in last 12 months

  Multiple officers have left the board recently — see the People section for who.

Values shown as filed in the company's annual accounts. — indicates the figure wasn't present under that line item in that period. About these numbers

• Turnover

  —

  Not reported

• Cash

  —

  Not reported

• Net assets

  0%

  £682,856,000 → £682,971,000

• Employees

  —

  Not reported

• Profit before tax

  +149.9%

  £24,000,000 → £59,965,000

Each % is (latest − prior) ÷ |prior| for the line item as filed. The comparison is only shown when the latest and prior accounts cover broadly equal-length periods — short or long stubs (typical around incorporation or a year-end change) are suppressed rather than misrepresented. Lines a company doesn't report are omitted. About these numbers

Margins divide P&L lines by turnover. Gearing is liabilities over total assets. Current ratio is current assets over creditors falling due within one year. Interest cover is operating profit over absolute finance costs. Sector-distribution context coming next.

1. O2 NETWORKS LIMITED 2002-04-19 → present
2. CELLNET NETWORKS LIMITED 1992-07-07 → 2002-04-19
3. ADNOX 2 LIMITED 1992-05-20 → 1992-07-07
4. BT THIRTY-NINE LIMITED 1991-04-23 → 1992-05-20

Accounting basis

FRS 101

Reporting scope

Standalone (parent only)

Auditor

KPMG LLP

Audit opinion

Unqualified (clean)

Going concern

Affirmed

“The financial statements have been prepared on a going concern basis, which the directors consider to be appropriate for the following reasons:”

Group structure

1. O2 NETWORKS LIMITED · parent
   1. Cornerstone Telecommunications Infrastructure Limited 50% · United Kingdom · Telecommunications Infrastructure

Significant events

• “On 17 March 2023, the company issued nine ordinary shares.”
• “On 19 September 2023, O2 Cedar (20%) and O2 Holdings (80%) transferred their entire stake in the company to Granstone Holdco Limited in exchange for shares in Granstone. As a result, the company became a wholly-owned subsidiary of Granstone.”
• “On 9 October 2024, the company paid a dividend of £59,850,000 (2023 - £nil).”
• “In March 2025, Cornerstone declared and paid a dividend of £110.0 million, of which the company received £55.0 million. Subsequently, the company declared and paid a £55.0 million dividend to Granstone.”
• “In June 2025, Cornerstone declared and paid a dividend of £112.0 million, of which the company received £56.0 million. Subsequently, the company declared and paid a £56.0 million dividend to Granstone.”

Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers

Filings

9

last 12 months

Capital events

0

last 24 months

Officers appointed

3

last 12 months

Officers resigned

3

last 12 months

Direct counts from the register. No score, no rating — see the Filing timeline for the underlying events.