- Companies
- Civil engineering
- Ely
- A & B Contractors Ltd
A & B Contractors Ltd
- Company number
- 12597638
- Incorporated
- 12 May 20206 years trading
- Registered office
- 57 Ward Way, Witchford, Ely, CB6 2JR
- Nature of business
- Construction of other civil engineering projects n.e.c.
A & B Contractors Ltd is a 6-year-old private limited company registered in Ely, company number 12597638, one of 21 civil engineering contractors in Ely. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the 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 A & B Contractors LtdOr 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.
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 down £6,694 (-3.1%) on the year before, to £209K.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £231K against £36K owed within a year: 6.4 times cover.
- 4 employees on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £209K | £133K | £231K | £36K | 4 |
| 30 Jun 2024 | £216K | £150K | £244K | £48K | 4 |
| 30 Jun 2023 | £185K | £106K | £216K | £47K | 4 |
| 30 Jun 2022 | £140K | £126K | £176K | £46K | 4 |
| 30 Jun 2021 | £82K | £14K | £117K | £47K | 4 |
Public contracts won
A & B Contractors Ltd has one public sector contract award on record; the ones with their own published value total £37K (2022). Source: Contracts Finder and Find a Tender award notices. These were matched by the company's exact name because the notice gave no company number.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Cambridge City Council | Cambridge City Council - Jubilee Garden Footpaths and Environmental Enhancements | £37K | 7 Jan 2022 |
Where A & B Contractors Ltd is registered
The registered office is in Ely (CB6), in the East Cambridgeshire local authority area, East of England. Show CB6 2JR on a map.
Other trade companies in CB6
- Urchlisa LimitedCleaning companies
- RB Prestige Group LtdMechanics and garages
- 365 Construction Services LimitedBuilders
- LR Custom Carpentry LtdJoiners and carpenters
- Lockwood Property Solutions LtdFinishing trades
- D A Cullum LtdRoofers
- Magical Interior Renovations LtdSpecialist contractors
- A10 Automobiles LimitedMotor traders
What happens if A & B Contractors 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 31 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 12597638
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 May 2020 (6 years ago)
- Registered office
- 57 Ward Way, Witchford, Ely, CB6 2JR
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 11 May 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Ely
Other active civil engineering contractors registered in Ely.
- A Ford Limited2013
- Amory Developments (Ely) Limited1983
- BVT Project Management Services Ltd2024
- Cambridge Construction Group Ltd2024
- DRH Management Services Ltd2024
- Ground Force (Ely) Limited2025
- JRH Contracts Ltd2020
- Lord Groundworks Services Ltd2018
All civil engineering contractors in Ely · All trades in Ely · Civil engineering across the UK
Frequently asked questions
When are A & B Contractors Ltd's accounts due?
A & B Contractors Ltd's next accounts are due at Companies House by 31 March 2027 (in 169 days), covering the period to 30 June 2026.
When is A & B Contractors Ltd's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is A & B Contractors Ltd still trading?
A & B Contractors 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 A & B Contractors Ltd do?
A & B Contractors Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is A & B Contractors Ltd?
A & B Contractors Ltd was incorporated on 12 May 2020, 6 years ago.
Has A & B Contractors Ltd won public sector contracts?
Yes. A & B Contractors Ltd has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £37K), most recently from Cambridge City Council.
What is the penalty if A & B Contractors 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 A & B Contractors Ltd 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.