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  4. Propellr Technologies Limited

Propellr Technologies Limited

ActiveNo accounts filed yet accountsProperty developersSt Albans
Company number
16658751
Incorporated
19 Aug 20251 year trading
Registered office
1 Ashby Gardens, St Albans, AL1 2NP
Nature of business
Development of building projects; Information technology consultancy activities; Other engineering activities
Accounts due in
219 days
19 May 2027
Checked with Companies House 12 Oct 2026

Propellr Technologies Limited is a 1-year-old private limited company registered in St Albans, company number 16658751, one of 136 property development companies in St Albans. Its next accounts are due at Companies House on 19 May 2027, and its first CT600 is due at HMRC on 18 August 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
19 May 2027
in 219 days
For the period to 31 Aug 2026
CT600 due (first of two)
18 Aug 2027
in 310 days
Period 19 Aug 2025 to 18 Aug 2026
CT600 due (second of two)
31 Aug 2027
in 323 days
Period 19 Aug 2026 to 31 Aug 2026
Corporation tax payment
1 Jun 2027
in 232 days
9 months and 1 day after the period end
Confirmation statement
1 Sep 2026
Overdue by 41 days

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Where Propellr Technologies Limited is registered

Propellr Technologies Limited's registered office on a map of the UK

The registered office is in St Albans (AL1), in the St Albans local authority area, East of England. Show AL1 2NP on a map.

Other trade companies in AL1

What happens if Propellr Technologies 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 19 May 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late20 May 2027 to 19 Jun 2027£150
1 to 3 months late20 Jun 2027 to 19 Aug 2027£375
3 to 6 months late20 Aug 2027 to 19 Nov 2027£750
More than 6 months lateFrom 20 Nov 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Sep 2027£200
3 months late30 Nov 2027another £200
6 months late29 Feb 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Aug 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
16658751
Status
Active
Company type
Private limited company
Incorporated
19 August 2025 (1 year ago)
Registered office
1 Ashby Gardens, St Albans, AL1 2NP
Nature of business
Development of building projects (SIC 41100)
Information technology consultancy activities (SIC 62020)
Other engineering activities (SIC 71129)
Year end
31 August (accounting reference date)
Accounts type
No accounts filed yet

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 St Albans

Other active property development companies registered in St Albans.

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Frequently asked questions

When are Propellr Technologies Limited's accounts due?

Propellr Technologies Limited's next accounts are due at Companies House by 19 May 2027 (in 219 days), covering the period to 31 August 2026.

When is Propellr Technologies 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 18 August 2026, due by 18 August 2027, and one for the period to 31 August 2026, due by 31 August 2027. Corporation tax is payable 9 months and 1 day after the end of each.

Is Propellr Technologies Limited still trading?

Propellr Technologies Limited 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 Propellr Technologies Limited do?

Propellr Technologies Limited is registered under Development of building projects (SIC 41100); Information technology consultancy activities (SIC 62020); Other engineering activities (SIC 71129).

How old is Propellr Technologies Limited?

Propellr Technologies Limited was incorporated on 19 August 2025, 1 year ago.

What is the penalty if Propellr Technologies 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 Propellr Technologies 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, 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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