opendata.bot
Company number
17187405

ESW CIVIL ENGINEERING CYF

Active
✓ Active company on the official register. Next accounts due 28 January 2028.

Company details

Wales, Wales 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
ESW CIVIL ENGINEERING CYF
Company number
17187405
Registered office
UNIT 32, ST. ASAPH BUSINESS PARK, ST. ASAPH, LL17 0JA, WALES · 575 other companies at this postcode
Company type
Private Limited Company
Incorporated on
28 April 2026
Status
Active
Age
0 years
Nature of business (SIC)
42990 — Construction of other civil engineering projects n.e.c.
Accounts — next due
28 Jan 2028
Confirmation statement — next due
02 Jun 2027
Confirmation statement — last
19 May 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 Dewi Wyn Williams
owns 25–50% of shares · holds 25–50% of voting rights · can appoint and remove directors
Notified 28/04/2026
Mr Simon Denier Sanderson
owns 25–50% of shares · holds 25–50% of voting rights · can appoint and remove directors
Notified 28/04/2026

Corporate structure

Who controls this company, and who they control in turn

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

Connections

Mr Simon Denier Sanderson
born 06/1960 · Wales owns 25–50% of shares · holds 25–50% of votes · can appoint and remove directors Notified 28/04/2026 Controls 2 companies
Mr Dewi Wyn Williams
born 10/1965 · Wales owns 25–50% of shares · holds 25–50% of votes · can appoint and remove directors Control ended 28/04/2026

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
28/04/2026 Person with significant control ceased Mr Dewi Wyn Williams
28/04/2026 Person with significant control added Mr Simon Denier Sanderson
28/04/2026 Person with significant control added Mr Dewi Wyn Williams

Documents for ESW CIVIL ENGINEERING CYF

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Company extract£1.99

The full registration record as held today — name, number, status, registered office, company type, previous names, officers, PSC and SIC codes, timestamped for your file.

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Financial statements£3.99

Every figure the company’s own accounts state, across each filed period, with year-on-year movement. Most UK companies file small or micro-entity accounts — a balance sheet and a headcount, no turnover or profit.

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Ownership report£3.99

Who controls the company: persons with significant control, the nature of that control, the ownership graph and every other company those controllers hold.

PDF Order

Data protection register

No entry found on the ICO register of fee payers under this name.

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Get this company via API

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GET /v1/company/gb/17187405
X-Api-Key: $OPENDATA_KEY
Read the API docs

Frequently asked questions

What is the company number of ESW CIVIL ENGINEERING CYF?
According to the official registry, the company number of ESW CIVIL ENGINEERING CYF is 17187405.
Where is ESW CIVIL ENGINEERING CYF registered?
The registered office is UNIT 32, ST. ASAPH BUSINESS PARK, ST. ASAPH, LL17 0JA, WALES.
What is the SIC code of ESW CIVIL ENGINEERING CYF?
The nature of business is recorded under SIC code 42990 — Construction of other civil engineering projects n.e.c..
Who controls ESW CIVIL ENGINEERING CYF?
Mr Dewi Wyn Williams is recorded as a person with significant control, and owns 25–50% of shares, holds 25–50% of voting rights, can appoint and remove directors.
When are the next accounts of ESW CIVIL ENGINEERING CYF due?
The next annual accounts are due by 28 January 2028.

About ESW CIVIL ENGINEERING CYF (17187405)

ESW CIVIL ENGINEERING CYF is a private limited company incorporated on 28 April 2026 and registered in the United Kingdom under company number 17187405. Its registered office is at UNIT 32, ST. ASAPH BUSINESS PARK, ST. ASAPH, LL17 0JA, WALES. The recorded nature of business is construction of other civil engineering projects n.e.c. (SIC 42990). The company is currently active . , and the person with significant control is Mr Dewi Wyn Williams. 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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