- Companies
- Specialist contractors
- Nottingham
- Spectrum Energy Systems Ltd
Spectrum Energy Systems Ltd
- Company number
- 07493104
- Incorporated
- 14 Jan 201115 years trading
- Registered office
- Unit 19 Pottery Court, Bulwell, Nottingham, NG6 8YN
- Nature of business
- Other specialised construction activities n.e.c.
Spectrum Energy Systems Ltd is a 15-year-old private limited company registered in Nottingham, company number 07493104, one of 277 specialist construction companies in Nottingham. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £6,537 (+28.2%) on the year before, to £30K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £89K against £43K owed within a year: 2.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 Mar 2025 | £30K | £6,153 | £89K | £43K | 0 |
| 30 Mar 2024 | £23K | £19K | £90K | £48K | 1 |
| 30 Mar 2023 | -£8 | £25K | £166K | £144K | 0 |
| 30 Mar 2022 | -£86K | £39K | £95K | £156K | 0 |
| 30 Mar 2021 | -£64K | £14K | £112K | £192K | 0 |
| 30 Mar 2020 | -£67K | £6,779 | £109K | £195K | 4 |
| 30 Mar 2019 | £3,283 | £4,892 | £158K | £177K | 4 |
| 30 Mar 2018 | -£32K | £294 | £44K | £104K | 3 |
| 31 Mar 2017 | £37K | £39K | £234K | £231K | 7 |
| 31 Mar 2016 | £539 | £625K | £826K | £858K |
Who runs and owns Spectrum Energy Systems Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| C*** F*** | Director | Jan 2011 |
| S*** W*** | Director | Jan 2011 |
1 former officer
| Name | Role | Appointed | Left |
|---|---|---|---|
| P*** S*** | Director | Apr 2012 | Jan 2017 |
People with significant control (2)
Where Spectrum Energy Systems Ltd is registered
The registered office is in Nottingham (NG6), in the Nottingham local authority area, East Midlands. Show NG6 8YN on a map.
Other trade companies in NG6
- Niyazi Building Works LtdProperty developers
- Mukhtar Holdings LtdProperty developers
- Spotless360 LtdCleaning companies
- Shaks Motorworks LtdMechanics and garages
- Lush Midland Property Care LimitedCleaning companies
- Golden Motors Nottingham LtdMechanics and garages
- Aumcontractors LtdBuilders
- NM Nottingham Services LtdMotor traders
What happens if Spectrum Energy Systems 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 07493104
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 January 2011 (15 years ago)
- Registered office
- Unit 19 Pottery Court, Bulwell, Nottingham, NG6 8YN
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 14 January 2026
- Previous names
- Spectrum Solar Ltd (until 20 Feb 2012)
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Nottingham
Other active specialist construction companies registered in Nottingham.
- Spennyfield Construction Limited2022
- Sqe Solar Quality Experts Ltd2025
- STN Consult Ltd2023
- Stone and Sons Property Services Ltd2021
- Stonecare Restoration Ltd2025
- STR Nottingham Group Limited2025
- Strategic Data Consultancy Ltd2025
- Stuart Bond Builders Ltd2026
All specialist construction companies in Nottingham · All trades in Nottingham · Specialist contractors across the UK
Frequently asked questions
When are Spectrum Energy Systems Ltd's accounts due?
Spectrum Energy Systems Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Spectrum Energy Systems Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Spectrum Energy Systems Ltd still trading?
Spectrum Energy Systems 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 Spectrum Energy Systems Ltd do?
Spectrum Energy Systems Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Spectrum Energy Systems Ltd?
Spectrum Energy Systems Ltd was incorporated on 14 January 2011, 15 years ago.
Who runs Spectrum Energy Systems Ltd?
Spectrum Energy Systems Ltd has 2 active directors, the longest-serving appointed in Jan 2011. Their names and service addresses are on the Companies House register.
Who owns Spectrum Energy Systems Ltd?
2 people or companies have significant control of Spectrum Energy Systems Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Spectrum Energy Systems 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 Spectrum Energy Systems 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.