- Company number
- SC835836
- Incorporated
- 30 Jan 20251 year trading
- Registered office
- 118 High Street, Lanark, ML11 7ES
- Nature of business
- Construction of domestic buildings
G A Aitken Builders Limited is a 1-year-old private limited company registered in Lanark, company number SC835836, one of 36 building contractors in Lanark. Its next accounts are due at Companies House on 30 October 2026, and its first CT600 is due at HMRC on 29 January 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.
Is this your company?
File the first accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for G A Aitken Builders LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Financial snapshot, 2026
From the balance sheet at 31 January 2026, as filed at Companies House.
Where G A Aitken Builders Limited is registered
The registered office is in Lanark (ML11), in the South Lanarkshire local authority area, Scotland. Show ML11 7ES on a map.
Other trade companies in ML11
- Sterling Renewables Projects LimitedElectricians
- Ejp Kitchens & Bathrooms LtdJoiners and carpenters
- J Frood Double Glazing LtdGlaziers
- Duchray Holdings LimitedSpecialist contractors
- RM Offshore LtdInstallers
- Fletcher Groundworks LimitedInstallers
- Beechtreewright LtdBuilders
- Blackwood Electrical Services LtdElectricians
Shared registered office
32 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 G A Aitken Builders Limited 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 30 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Oct 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 30 Jan 2027 | £375 |
| 3 to 6 months late | 31 Jan 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 2028 | another 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
- SC835836
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 January 2025 (1 year ago)
- Registered office
- 118 High Street, Lanark, ML11 7ES
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 29 January 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Lanark
Other active building contractors registered in Lanark.
- GHC (Gardens House Construction) Ltd2019
- Infinite Bathrooms Ltd2026
- Kaleb Construction Limited2019
- Kolt Limited2012
- Masonry King Construction Ltd2017
- Mira Clad Ltd2018
- Nairn Joiners & Fire Protection Ltd2025
- Oaktree Construction (Scotland) Ltd2024
All building contractors in Lanark · All trades in Lanark · Builders across the UK
Frequently asked questions
When are G A Aitken Builders Limited's accounts due?
G A Aitken Builders Limited's next accounts are due at Companies House by 30 October 2026 (in 17 days), covering the period to 31 January 2026.
When is G A Aitken Builders Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 29 January 2026, due by 29 January 2027, and one for the period to 31 January 2026, due by 31 January 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is G A Aitken Builders Limited still trading?
G A Aitken Builders Limited 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 G A Aitken Builders Limited do?
G A Aitken Builders Limited is registered under Construction of domestic buildings (SIC 41202).
How old is G A Aitken Builders Limited?
G A Aitken Builders Limited was incorporated on 30 January 2025, 1 year ago.
What is the penalty if G A Aitken Builders Limited 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 G A Aitken Builders Limited on Companies House for filed documents, officers and the full history.
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.