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  4. Mac 17 Ltd

Mac 17 Ltd

ActiveNo accounts filed yet accountsProperty developersBridgend
Company number
15677797
Incorporated
24 Apr 20242 years trading
Registered office
Glanllyn Heol-Y-Geifr, Pencoed, Bridgend, CF35 6UN
Nature of business
Development of building projects
Accounts
Overdue
Were due 24 Jan 2026
Checked with Companies House 12 Oct 2026

Mac 17 Ltd is a 2-year-old private limited company registered in Bridgend, company number 15677797, one of 87 property development companies in Bridgend. Companies House shows its accounts as overdue: they were due on 24 January 2026.

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
24 Jan 2026
Overdue by 262 days
For the period to 30 Apr 2025
CT600 due (first of two)
23 Apr 2026
Date passed (HMRC does not publish filings)
Period 24 Apr 2024 to 23 Apr 2025
CT600 due (second of two)
30 Apr 2026
Date passed (HMRC does not publish filings)
Period 24 Apr 2025 to 30 Apr 2025
Corporation tax payment
1 Feb 2026
Date passed
9 months and 1 day after the period end
Confirmation statement
2 Jun 2026
Overdue by 133 days
Last made up to 19 May 2025

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Where Mac 17 Ltd is registered

Mac 17 Ltd's registered office on a map of the UK

The registered office is in Bridgend (CF35), in the Bridgend local authority area, Wales. Show CF35 6UN on a map.

Other trade companies in CF35

What happens if Mac 17 Ltd files late

If the accounts reach Companies House today, the late filing penalty is £1,500 (£3,000 if last year's accounts were also late). It rises at each step below.

Companies HouseAccounts deliveredPenalty
Up to 1 month late25 Jan 2026 to 24 Feb 2026£150
1 to 3 months late25 Feb 2026 to 24 Apr 2026£375
3 to 6 months late25 Apr 2026 to 24 Jul 2026£750
More than 6 months lateFrom 25 Jul 2026£1,500

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

HMRC (CT600)FromPenalty
1 day late1 May 2026£200
3 months late30 Jul 2026another £200
6 months late30 Oct 2026HMRC estimates the tax and adds 10% of the unpaid tax
12 months late30 Apr 2027another 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
15677797
Status
Active
Company type
Private limited company
Incorporated
24 April 2024 (2 years ago)
Registered office
Glanllyn Heol-Y-Geifr, Pencoed, Bridgend, CF35 6UN
Nature of business
Development of building projects (SIC 41100)
Year end
30 April (accounting reference date)
Accounts type
No accounts filed yet
Last confirmation statement
19 May 2025

Filing notes for property development companies

Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.

Similar companies in Bridgend

Other active property development companies registered in Bridgend.

All property development companies in Bridgend · All trades in Bridgend · Property developers across the UK

Frequently asked questions

When are Mac 17 Ltd's accounts due?

Mac 17 Ltd's accounts were due at Companies House on 24 January 2026 and the register shows them as overdue.

When is Mac 17 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 23 April 2025, due by 23 April 2026, and one for the period to 30 April 2025, due by 30 April 2026. Corporation tax is payable 9 months and 1 day after the end of each.

Is Mac 17 Ltd still trading?

Mac 17 Ltd is listed as active on the Companies House register (checked 12 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 Mac 17 Ltd do?

Mac 17 Ltd is registered under Development of building projects (SIC 41100).

How old is Mac 17 Ltd?

Mac 17 Ltd was incorporated on 24 April 2024, 2 years ago.

What is the penalty if Mac 17 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 Mac 17 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, rechecked 12 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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