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Company number
06728632

HIGH VOLTAGE SUBSTATION SERVICES LIMITED

Active
✓ Active company on the official register. Next accounts due 31 July 2027.

Company details

East of England, England Contains OS data © Crown copyright and database right. Contains Royal Mail data © Royal Mail copyright and database right. Source: Office for National Statistics licensed under the Open Government Licence v.3.0.
Registered name
HIGH VOLTAGE SUBSTATION SERVICES LIMITED
Company number
06728632
Registered office
UNIT 35 ORBITAL 25 BUSINESS PARK, DWIGHT ROAD, WATFORD, WD18 9DA, ENGLAND · 312 other companies at this postcode
Company type
Private Limited Company
Incorporated on
21 October 2008
Status
Active
Age
17 years
Previous names
HVSS DESIGN & COMMISSIONING SERVICES LTD (to 29 Jul 2009)
Nature of business (SIC)
27120 — Manufacture of electricity distribution and control apparatus · 27900 — Manufacture of other electrical equipment · 43999 — Other specialised construction activities n.e.c.
Accounts — next due
31 Jul 2027
Accounts — last made up to
31 Oct 2025
Confirmation statement — next due
02 Feb 2027
Confirmation statement — last
19 Jan 2026

What the register says

Facts from the register, with the dates they are filed under. Not a score: what they mean is for you to judge, and every line can be checked against Companies House itself.

Companies House register snapshot, read 02/09/2026.

People with significant control

Beneficial owners holding over 25% of shares, voting rights or the right to appoint directors

Mr Emmett Peter Carton
owns 25–50% of shares
Notified 06/04/2016
Mr Sina Etminan
owns 25–50% of shares · holds 25–50% of voting rights
Notified 30/09/2025
Mr Vijayakumar Reddyvalam
owns 25–50% of shares
Notified 06/04/2016
Mr Vijayakumar Reddyvalam Govindaraju
owns 25–50% of shares · holds 25–50% of voting rights
Notified 30/09/2025

Corporate structure

Who controls this company, and who they control in turn

4 controllers Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Mr Sina Etminan
born 12/1960 · United Kingdom owns 25–50% of shares · holds 25–50% of votes Notified 30/09/2025 Controls 2 companies
Mr Vijayakumar Reddyvalam Govindaraju
born 03/1957 · England owns 25–50% of shares · holds 25–50% of votes Notified 30/09/2025
Mr Emmett Peter Carton
born 05/1972 · England owns 25–50% of shares Control ended 15/05/2018 Controls 2 companies
Mr Vijayakumar Reddyvalam
born 03/1957 · England owns 25–50% of shares Control ended 15/05/2018

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
30/09/2025 Person with significant control added Mr Vijayakumar Reddyvalam Govindaraju
30/09/2025 Person with significant control added Mr Sina Etminan
15/05/2018 Person with significant control ceased Mr Vijayakumar Reddyvalam
15/05/2018 Person with significant control ceased Mr Emmett Peter Carton
06/04/2016 Person with significant control added Mr Vijayakumar Reddyvalam
06/04/2016 Person with significant control added Mr Emmett Peter Carton
29/07/2009 Registered name changed HVSS DESIGN & COMMISSIONING SERVICES LTD HIGH VOLTAGE SUBSTATION SERVICES LIMITED

Documents for HIGH VOLTAGE SUBSTATION SERVICES LIMITED

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Company extract£1.99

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Financial statements£3.99

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Ownership report£3.99

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Data protection register

Registered with the Information Commissioner's Office as a data protection fee payer.

High Voltage Substation Services Limited — WD18 9DA
Trading as High Voltage Substation Services Limit
Tier 2 · renews 20/10/2026
ICO entry
High Voltage Substation Services Limited — WD18 9DA
Tier 1 · renews 06/09/2027
ICO entry

The ICO publishes no company number, so this is matched on the registered name and confirmed by the postcode. Check the ICO entry before relying on it.

Get this company via API

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Frequently asked questions

What is the company number of HIGH VOLTAGE SUBSTATION SERVICES LIMITED?
According to the official registry, the company number of HIGH VOLTAGE SUBSTATION SERVICES LIMITED is 06728632.
Where is HIGH VOLTAGE SUBSTATION SERVICES LIMITED registered?
The registered office is UNIT 35 ORBITAL 25 BUSINESS PARK, DWIGHT ROAD, WATFORD, WD18 9DA, ENGLAND.
What is the SIC code of HIGH VOLTAGE SUBSTATION SERVICES LIMITED?
The nature of business is recorded under SIC code 27120 — Manufacture of electricity distribution and control apparatus, 27900 — Manufacture of other electrical equipment, 43999 — Other specialised construction activities n.e.c..
Who controls HIGH VOLTAGE SUBSTATION SERVICES LIMITED?
Mr Emmett Peter Carton is recorded as a person with significant control, and owns 25–50% of shares.
When are the next accounts of HIGH VOLTAGE SUBSTATION SERVICES LIMITED due?
The next annual accounts are due by 31 July 2027, and the last accounts were made up to 31 October 2025.

About HIGH VOLTAGE SUBSTATION SERVICES LIMITED (06728632)

HIGH VOLTAGE SUBSTATION SERVICES LIMITED is a private limited company incorporated on 21 October 2008 and registered in the United Kingdom under company number 06728632. Its registered office is at UNIT 35 ORBITAL 25 BUSINESS PARK, DWIGHT ROAD, WATFORD, WD18 9DA, ENGLAND. The recorded nature of business is manufacture of electricity distribution and control apparatus (SIC 27120). The company is currently active , with statutory accounts last made up to 31 October 2025. , and the person with significant control is Mr Emmett Peter Carton. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.

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