- Companies
- Electricians
- Harrow
- Ohm Associates Limited
Ohm Associates Limited
- Company number
- 08057386
- Incorporated
- 4 May 201214 years trading
- Registered office
- 250 Imperial Drive, Harrow, HA2 7HJ
- Nature of business
- Electrical installation; Other information technology service activities
Ohm Associates Limited is a 14-year-old private limited company registered in Harrow, company number 08057386, one of 200 electrical contractors in Harrow. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 down £3,698 (-14.1%) on the year before, to -£30K.
- Net assets rose in 2 of 9 year-on-year comparisons on record.
- Current assets of £2,476 against £32K owed within a year: 0.1 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | -£30K | £2,476 | £32K | 0 | |
| 31 May 2024 | -£26K | £2,299 | £28K | 0 | |
| 31 May 2023 | -£23K | £3,516 | £27K | 0 | |
| 31 May 2022 | -£24K | £1,583 | £24K | 0 | |
| 31 May 2021 | -£24K | £207 | £23K | 0 | |
| 31 May 2020 | -£22K | £22K | 0 | ||
| 31 May 2019 | -£19K | £89 | £19K | ||
| 31 May 2018 | -£13K | £528 | £15K | ||
| 30 May 2018 | -£13K | £528 | £15K | ||
| 31 May 2017 | £3,248 | £21K | £20K |
Where Ohm Associates Limited is registered
The registered office is in Harrow (HA2), in the Harrow local authority area, London. Show HA2 7HJ on a map.
Other trade companies in HA2
- KJP Engineering LtdElectricians
- JNJ Engineering LimitedCivil engineering
- Notting Hill Sew LtdRepair services
- Grandwellautos LtdMotor traders
- Multisteel Powdercoating LtdPainters and decorators
- Neon Systems LtdElectricians
- Firstclass Facilities LtdCleaning companies
- PMD Construct LtdBuilders
Also registered at this address
3 other companies use the same registered office as Ohm Associates Limited.
- Aarthy Construction LtdCivil engineering
- Easan & Parvathy LimitedCivil engineering
- Sivika Associates LtdProperty developers
What happens if Ohm Associates 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 08057386
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 May 2012 (14 years ago)
- Registered office
- 250 Imperial Drive, Harrow, HA2 7HJ
- Nature of business
- Electrical installation (SIC 43210)
Other information technology service activities (SIC 62090) - Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 1 May 2026
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 Harrow
Other active electrical contractors registered in Harrow.
- Orion Electrical Services Ltd2023
- Orion Electricals Limited1993
- Ova Electrical Limited2017
- P A Haran Electrical Contractors Limited2006
- P.Gailey Services Limited2024
- Pearl Fire Services Ltd2016
- Phase Electrical Engineering Ltd2021
- PJL Electrical Contractors Ltd2021
All electrical contractors in Harrow · All trades in Harrow · Electricians across the UK
Frequently asked questions
When are Ohm Associates Limited's accounts due?
Ohm Associates Limited's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.
When is Ohm Associates Limited's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Ohm Associates Limited still trading?
Ohm Associates 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 Ohm Associates Limited do?
Ohm Associates Limited is registered under Electrical installation (SIC 43210); Other information technology service activities (SIC 62090).
How old is Ohm Associates Limited?
Ohm Associates Limited was incorporated on 4 May 2012, 14 years ago.
What is the penalty if Ohm Associates 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 Ohm Associates 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.