- Companies
- Electricians
- Sheffield
- Avail Systems Limited
Avail Systems Limited
- Company number
- 07161961
- Incorporated
- 18 Feb 201016 years trading
- Registered office
- Unit 22 Rotherham Close, Norwood Industrial Estate, Killamarsh, Sheffield, S21 2JU
- Nature of business
- Electrical installation
Avail Systems Limited is a 16-year-old private limited company registered in Sheffield, company number 07161961, one of 327 electrical contractors in Sheffield. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 August 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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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 £47K (+9.3%) on the year before, to £560K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £702K against £184K owed within a year: 3.8 times cover.
- 10 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £560K | £150K | £702K | £184K | 10 |
| 31 Aug 2024 | £512K | £320K | £612K | £120K | 10 |
| 31 Aug 2023 | £402K | £239K | £501K | £102K | 8 |
| 31 Aug 2022 | £213K | £127K | £281K | £70K | 8 |
| 31 Aug 2021 | £207K | £223K | £312K | £104K | 9 |
| 31 Aug 2020 | £341K | £233K | £366K | £67K | 9 |
| 31 Aug 2019 | -£240K | -£228K | £45K | 8 | |
| 31 Aug 2018 | £345K | £77K | £381K | £98K | 9 |
| 31 Mar 2017 | £371K | £220K | £492K | £166K | 8 |
| 31 Mar 2016 | £335K | £188K | £587K | £283K |
Where Avail Systems Limited is registered
The registered office is in Sheffield (S21), in the North East Derbyshire local authority area, East Midlands. Show S21 2JU on a map.
Other trade companies in S21
- Oak & Beam LimitedBuilders
- Precision Tree Care LimitedLandscapers and gardeners
- Trueshift Autos LtdMotor traders
- Flowright Services LtdPlumbers and heating engineers
- Crusade Part Solutions LtdMotor traders
- RMK Cooling Systems LimitedPlumbers and heating engineers
- Mills Capital LtdProperty developers
- Apex Integrity Access LtdScaffolders
What happens if Avail Systems 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 31 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 07161961
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 February 2010 (16 years ago)
- Registered office
- Unit 22 Rotherham Close, Norwood Industrial Estate, Killamarsh, Sheffield, S21 2JU
- Nature of business
- Electrical installation (SIC 43210)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 30 December 2025
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Sheffield
Other active electrical contractors registered in Sheffield.
- Avondale Electrical Solutions Limited2019
- B L Electrical Contractors Limited1996
- Barhamjones Electrical Ltd2025
- Belk Ceilings Ltd2011
- Ben Addison Limited2005
- Bhe Solutions Ltd2026
- Billiam Services Limited2023
- Bingham & Clarkson Limited2014
All electrical contractors in Sheffield · All trades in Sheffield · Electricians across the UK
Frequently asked questions
When are Avail Systems Limited's accounts due?
Avail Systems Limited's next accounts are due at Companies House by 31 May 2027 (in 231 days), covering the period to 31 August 2026.
When is Avail Systems Limited's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Avail Systems Limited still trading?
Avail Systems 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 Avail Systems Limited do?
Avail Systems Limited is registered under Electrical installation (SIC 43210).
How old is Avail Systems Limited?
Avail Systems Limited was incorporated on 18 February 2010, 16 years ago.
What is the penalty if Avail Systems 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 Avail Systems 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.