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  4. As Contrax Ltd

As Contrax Ltd

ActiveNo accounts filed yet accountsSpecialist contractorsHigh Wycombe
Company number
16723483
Incorporated
17 Sep 20251 year trading
Registered office
31 Dashwood Avenue, High Wycombe, HP12 3DZ
Nature of business
Other specialised construction activities n.e.c.
Accounts due in
247 days
17 Jun 2027
From the Companies House register, 1 Oct 2026

As Contrax Ltd is a 1-year-old private limited company registered in High Wycombe, company number 16723483, one of 79 specialist construction companies in High Wycombe. Its next accounts are due at Companies House on 17 June 2027, and its first CT600 is due at HMRC on 16 September 2027.

Key dates

This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.

Accounts due
17 Jun 2027
in 247 days
For the period to 30 Sep 2026
CT600 due (first of two)
16 Sep 2027
in 338 days
Period 17 Sep 2025 to 16 Sep 2026
CT600 due (second of two)
30 Sep 2027
in 352 days
Period 17 Sep 2026 to 30 Sep 2026
Corporation tax payment
1 Jul 2027
in 261 days
9 months and 1 day after the period end
Confirmation statement
30 Sep 2027
in 352 days
Last made up to 16 Sep 2026

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Where As Contrax Ltd is registered

As Contrax Ltd's registered office on a map of the UK

The registered office is in High Wycombe (HP12), in the Buckinghamshire local authority area, South East. Show HP12 3DZ on a map.

Other trade companies in HP12

Shared registered office

27 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.

What happens if As Contrax Ltd files late

Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 17 June 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late18 Jun 2027 to 17 Jul 2027£150
1 to 3 months late18 Jul 2027 to 17 Sep 2027£375
3 to 6 months late18 Sep 2027 to 17 Dec 2027£750
More than 6 months lateFrom 18 Dec 2027£1,500

Penalties double if the accounts were also late the year before.

HMRC (CT600)FromPenalty
1 day late1 Oct 2027£200
3 months late30 Dec 2027another £200
6 months late30 Mar 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late30 Sep 2028another 10% of any unpaid tax

For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.

Company details

As held on the Companies House register.

Company number
16723483
Status
Active
Company type
Private limited company
Incorporated
17 September 2025 (1 year ago)
Registered office
31 Dashwood Avenue, High Wycombe, HP12 3DZ
Nature of business
Other specialised construction activities n.e.c. (SIC 43999)
Year end
30 September (accounting reference date)
Accounts type
No accounts filed yet
Last confirmation statement
16 September 2026

Filing notes for specialist construction companies

Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.

Similar companies in High Wycombe

Other active specialist construction companies registered in High Wycombe.

All specialist construction companies in High Wycombe · All trades in High Wycombe · Specialist contractors across the UK

Frequently asked questions

When are As Contrax Ltd's accounts due?

As Contrax Ltd's next accounts are due at Companies House by 17 June 2027 (in 247 days), covering the period to 30 September 2026.

When is As Contrax Ltd's CT600 due?

The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 16 September 2026, due by 16 September 2027, and one for the period to 30 September 2026, due by 30 September 2027. Corporation tax is payable 9 months and 1 day after the end of each.

Is As Contrax Ltd still trading?

As Contrax Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.

What does As Contrax Ltd do?

As Contrax Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).

How old is As Contrax Ltd?

As Contrax Ltd was incorporated on 17 September 2025, 1 year ago.

What is the penalty if As Contrax Ltd files its accounts late?

Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.

Official records

View As Contrax Ltd on Companies House for filed documents, officers and the full history.

Report an error on this page

Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.

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