- Companies
- Installers
- Huddersfield
- RT Mechanical Services Limited
RT Mechanical Services Limited
- Company number
- 10220220
- Incorporated
- 8 Jun 201610 years trading
- Registered office
- ST. Peters Chambers, 2-4 Primitive Street, Huddersfield, HD1 1QZ
- Nature of business
- Other construction installation
RT Mechanical Services Limited is a 10-year-old private limited company registered in Huddersfield, company number 10220220, one of 70 installation companies (insulation, lifts, shutters and similar) in Huddersfield. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
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 RT Mechanical Services LimitedOr 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 up £30 (+3.1%) on the year before, to £1,007.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £33K against £33K owed within a year: 1.0 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £1,007 | £1,035 | £33K | £33K | 2 |
| 31 Jan 2025 | £977 | £102 | £45K | £26K | 2 |
| 31 Jan 2024 | £4,916 | £1,687 | £46K | £23K | 2 |
| 31 Jan 2023 | £677 | £146 | £48K | £30K | 0 |
| 31 Jan 2022 | £353 | £216 | £52K | £37K | 2 |
| 31 Jan 2021 | £1,734 | £9,364 | £57K | £40K | 2 |
| 31 Jan 2020 | £7,522 | £4,489 | £39K | £32K | 2 |
| 31 Jan 2019 | £12K | £0 | £33K | £22K | 2 |
| 31 Jan 2018 | -£3,856 | £35 | £7,074 | £14K | 2 |
| 31 Jan 2017 | £100 |
Where RT Mechanical Services Limited is registered
The registered office is in Huddersfield (HD1), in the Kirklees local authority area, Yorkshire and The Humber. Show HD1 1QZ on a map.
Other trade companies in HD1
- Facilities Solution LtdCleaning companies
- Masterclass Property Contractors LtdFinishing trades
- Vivly Bramhope LimitedBuilders
- Diashine LtdCleaning companies
- Timber Ridge Loft Boarding LtdFinishing trades
- Used Motor Co LtdMotor traders
- Bay One MOT Centre LtdMechanics and garages
- Dany Auto & Tyres LtdMechanics and garages
Also registered at this address
19 other companies use the same registered office as RT Mechanical Services Limited.
- A&G Trading (York) LtdMotor traders
- Ab Breakdown Services LtdMechanics and garages
- Ads Kitchen Fitters LimitedJoiners and carpenters
- Aornis Process LtdCivil engineering
- Csfmu LimitedCleaning companies
- Ebcleans Commercial LtdCleaning companies
- Flooring Stars LtdFloor and wall tilers
- Forma Property Developments LimitedProperty developers
- HD Plumbing & Heating LtdPlumbers and heating engineers
- Kelly Power Network LtdElectricians
- MOT L.A.B LtdMechanics and garages
- Newline Roofing LtdRoofers
- Pristine P V LimitedElectricians
- Quarry Service & MOT LimitedMechanics and garages
- SH Electrical MCR LtdElectricians
- The Window People Yorkshire LtdInstallers
- Tyler's Roofing Services LtdRoofers
- Upperwood Tree and Landscaping Services LtdLandscapers and gardeners
- Yorkshire DPF Centre LtdMechanics and garages
What happens if RT Mechanical Services 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 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 2029 | 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
- 10220220
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 June 2016 (10 years ago)
- Registered office
- ST. Peters Chambers, 2-4 Primitive Street, Huddersfield, HD1 1QZ
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 6 May 2026
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Huddersfield
Other active installation companies (insulation, lifts, shutters and similar) registered in Huddersfield.
- S M Booth Limited2003
- Safenest Property Solutions Ltd2026
- Securepoint Fire and Security Ltd2025
- Serene Finishing and Property Services Ltd2021
- Simply PVC Limited2008
- SPL Insulations Ltd2025
- The Millerbrown Group (UK) Ltd2012
- The Window People Yorkshire Ltd2022
All installation companies (insulation, lifts, shutters and similar) in Huddersfield · All trades in Huddersfield · Installers across the UK
Frequently asked questions
When are RT Mechanical Services Limited's accounts due?
RT Mechanical Services Limited's next accounts are due at Companies House by 31 October 2027 (in 384 days), covering the period to 31 January 2027.
When is RT Mechanical Services Limited's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is RT Mechanical Services Limited still trading?
RT Mechanical Services 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 RT Mechanical Services Limited do?
RT Mechanical Services Limited is registered under Other construction installation (SIC 43290).
How old is RT Mechanical Services Limited?
RT Mechanical Services Limited was incorporated on 8 June 2016, 10 years ago.
What is the penalty if RT Mechanical Services 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 RT Mechanical Services 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.