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  4. Advanced Acoustic Installation Services Limited

Advanced Acoustic Installation Services Limited

ActiveTotal exemption (full) accountsMachinery repair and installationColchester
Company number
13653793
Incorporated
30 Sep 20215 years trading
Registered office
Middleborough House, 16 Middleborough, Colchester, CO1 1QT
Nature of business
Installation of industrial machinery and equipment
Accounts due in
260 days
30 Jun 2027
Net assets
£317K▲
+16.9% on the year before
Cash at bank
£205K▲
At 30 Sep 2025
Employees
2
Average during the year
From the Companies House register, 1 Oct 2026

Advanced Acoustic Installation Services Limited is a 5-year-old private limited company registered in Colchester, company number 13653793, one of 97 machinery repair and installation companies in Colchester. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 2027.

Key dates

Worked out from the year end and filing history on the Companies House register.

Accounts due
30 Jun 2027
in 260 days
For the period to 30 Sep 2026
CT600 due
30 Sep 2027
in 352 days
Period 1 Oct 2025 to 30 Sep 2026
Corporation tax payment
1 Jul 2027
in 261 days
9 months and 1 day after the period end
Confirmation statement
13 Oct 2027
in 365 days
Last made up to 29 Sep 2026

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Finances

From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.

  • Net assets up £46K (+16.9%) on the year before, to £317K.
  • Net assets rose in 3 of 3 year-on-year comparisons on record.
  • Current assets of £307K against £64K owed within a year: 4.8 times cover.
  • 2 employees on average during the year.
  • Balance sheets on record for 4 years, 2022 to 2025.

Net assets by year

Net assets at each year end, 2022 to 2025£0£200K30 September 2022: net assets £73K£73K202230 September 2023: net assets £124K£124K202330 September 2024: net assets £271K£271K202430 September 2025: net assets £317K£317K2025
Net assets at each year end, 2022 to 2025£0£200K30 September 2022: net assets £73K£73K202230 September 2023: net assets £124K£124K202330 September 2024: net assets £271K£271K202430 September 2025: net assets £317K£317K2025
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
30 Sep 2025£317K£205K£307K£64K2
30 Sep 2024£271K£142K£290K£74K2
30 Sep 2023£124K£133K£145K£61K2
30 Sep 2022£73K£17K£122K£66K2

Where Advanced Acoustic Installation Services Limited is registered

Advanced Acoustic Installation Services Limited's registered office on a map of the UK

The registered office is in Colchester (CO1), in the Colchester local authority area, East of England. Show CO1 1QT on a map.

Other trade companies in CO1

Shared registered office

69 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 Advanced Acoustic Installation Services 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 June 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Jul 2027 to 31 Jul 2027£150
1 to 3 months late1 Aug 2027 to 30 Sep 2027£375
3 to 6 months late1 Oct 2027 to 31 Dec 2027£750
More than 6 months lateFrom 1 Jan 2028£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
13653793
Status
Active
Company type
Private limited company
Incorporated
30 September 2021 (5 years ago)
Registered office
Middleborough House, 16 Middleborough, Colchester, CO1 1QT
Nature of business
Installation of industrial machinery and equipment (SIC 33200)
Year end
30 September (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
30 September 2025
Last confirmation statement
29 September 2026

Filing notes for machinery repair and installation companies

Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.

Similar companies in Colchester

Other active machinery repair and installation companies registered in Colchester.

All machinery repair and installation companies in Colchester · All trades in Colchester · Machinery repair and installation across the UK

Frequently asked questions

When are Advanced Acoustic Installation Services Limited's accounts due?

Advanced Acoustic Installation Services Limited's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.

When is Advanced Acoustic Installation Services Limited's CT600 due?

The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.

Is Advanced Acoustic Installation Services Limited still trading?

Advanced Acoustic Installation Services 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 Advanced Acoustic Installation Services Limited do?

Advanced Acoustic Installation Services Limited is registered under Installation of industrial machinery and equipment (SIC 33200).

How old is Advanced Acoustic Installation Services Limited?

Advanced Acoustic Installation Services Limited was incorporated on 30 September 2021, 5 years ago.

What is the penalty if Advanced Acoustic Installation Services 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 Advanced Acoustic Installation Services Limited 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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