SP TRANSMISSION PLC
Company number SC189126 · Monitor this company
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Overview
- Company type
- Public Limited Company
- Incorporated
- 1998-09-07
- Registered office
- 320 St. Vincent Street, Glasgow, Scotland, G2 5AD
- Postcode
- G2 5AD
- Capital
- 385,000,000 GBP
- Accounts category
- Full
Accounts
- Last made up to
- 2025-12-31
- Next due by
- 2027-06-30
- Financial year end
- 31 December
Confirmation statement
- Last statement dated
- 2026-03-02
- Next due by
- 2027-03-16
Nature of business (SIC)
- 35120 Transmission of electricity
Officers 8 current · 31 resigned
Group structure 3 subsidiaries
Controlled by SCOTTISH POWER ENERGY NETWORKS HOLDINGS LIMITED — since 2016-04-06
From persons-with-significant-control filings on the public register.
Modern slavery statement
Registered a modern slavery statement for 2026 (period to 2025-12-31) as part of the SCOTTISH POWER LIMITED group statement — 7 years on the registry.
Read the statement summary on the government modern slavery statement registry. Contains public sector information licensed under the Open Government Licence v3.0.
Data protection registration
Registered with the ICO as a data protection fee payer — Z5965138 (Tier 3), registered since 2001.
Information Commissioner's Office register of fee payers, licensed under the Open Government Licence.
Gender pay gap
10.68%
Women's median hourly pay below men's, 2025/26 · around the middle of the pack for parity
Previous company names
| Name | Date changed |
|---|---|
| SP TRANSMISSION LIMITED | 2013-10-31 |
| SP TRANSMISSION PLC | 2003-03-21 |
| SP TRANSMISSION LIMITED | 2002-10-31 |
| SCOTTISHPOWER TRANSMISSION LIMITED | 2001-05-11 |
| RANDOTTE (NO. 463) LIMITED | 1998-12-14 |
Previous registered addresses 2
| Address | Changed on |
|---|---|
| 1 ATLANTIC QUAY, ROBERTSON STREET, GLASGOW, G2 8SP | 2017-03-31 |
| LEVEL 2, SALTIRE COURT, 20, CASTLE TERRACE,, EDINBURGH, EH1 2ET | 1998-12-09 |
Among its peers
The oldest
of 13 similar companies in G, trading since 1998
The class of 1998
43%
of the 55,901 companies incorporated in 1998 are still active today; 54% have since been dissolved.
A fact about the year, not a forecast for this company.