- Companies
- Specialist contractors
- Rotherham
- T.K. Lynskey (Excavations) Limited
T.K. Lynskey (Excavations) Limited
- Company number
- 00852212
- Incorporated
- 21 Jun 196561 years trading
- Registered office
- The Foundary Common Lane, Wath-Upon-Dearne, Rotherham, S63 7DX
- Nature of business
- Other specialised construction activities n.e.c.
T.K. Lynskey (Excavations) Limited is a 61-year-old private limited company registered in Rotherham, company number 00852212, one of 122 specialist construction companies in Rotherham. 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 £645K (+16.3%) on the year before, to £4.6M.
- Net assets rose in 9 of 9 year-on-year comparisons on record.
- Current assets of £1.5M against £2.6M owed within a year: 0.6 times cover.
- 42 employees on average, down from 45 the year before.
- 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 | £4.6M | £64K | £1.5M | £2.6M | 42 |
| 31 Aug 2024 | £4M | £112K | £1.2M | £3M | 45 |
| 31 Aug 2023 | £3.6M | £32K | £1.3M | £2.5M | 47 |
| 31 Dec 2022 | £3.5M | £118 | £4.1M | £3.7M | 45 |
| 31 Dec 2021 | £3.1M | £50K | £2.9M | £2.5M | 48 |
| 31 Dec 2020 | £2.4M | £92K | £2.3M | £1.9M | 48 |
| 31 Dec 2019 | £2M | £27K | £1.2M | £865K | 76 |
| 31 Dec 2018 | £1.7M | £127K | £1.2M | £662K | 74 |
| 31 Dec 2017 | £1.5M | £706K | £1.7M | £748K | 71 |
| 31 Dec 2016 | £1.3M | £483K | £1.9M | £1.5M | 66 |
Who runs and owns T.K. Lynskey (Excavations) Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| M*** L*** | Director | before Dec 1991 |
5 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| K*** L*** | Secretary | Sep 2002 | Sep 2012 |
| T*** L*** | Secretary | Sep 2002 | |
| K*** L*** | Director | Sep 2012 | |
| T*** L*** | Director | Oct 2013 | Sep 2016 |
| T*** L*** | Director | Sep 2002 |
Person with significant control
Charges (secured borrowing)
1 of 3 registered charges are outstanding. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| Trustees Of The Lynskey Retirement Ssas | Outstanding | Jun 2011 |
| The Royal Bank Of Scotland PLC | Satisfied Dec 2019 | May 1993 |
| The Royal Bank Of Scotland PLC | Satisfied Sep 2005 | Jan 1986 |
Public contracts won
T.K. Lynskey (Excavations) Limited has 3 public sector contract awards on record; the ones with their own published value total £1.2M, from 2018 to 2022. Source: Contracts Finder and Find a Tender award notices. For 1 of them the published figure is a shared or multi-year ceiling (a framework place, a multi-supplier award, or more than a small company could hold alone), so no value is shown. These were matched by the company's exact name because the notice gave no company number.
Awards by year
Main buyers
- Doncaster Council1 award
- Barnsley Metropolitan Borough Council and Berneslai Homes Limited1 award
- St Leger Homes of Doncaster Limited1 award
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| Doncaster Council | SLH - Skips and Recycling Services | £173K | 20 Mar 2022 |
| Barnsley Metropolitan Borough Council and Berneslai Homes Limited | Skip, Waste Removal, Disposal, Segregation & Recycling Service | £1M | 8 Apr 2020 |
| St Leger Homes of Doncaster Limited | St Leger Homes of Doncaster Provision of Waste Management Services REF SLH17-CC71 | Ceiling, not shown | 26 Mar 2018 |
Where T.K. Lynskey (Excavations) Limited is registered
The registered office is in Rotherham (S63), in the Rotherham local authority area, Yorkshire and The Humber. Show S63 7DX on a map.
Other trade companies in S63
- Birdwell Motor Company LtdMotor traders
- Propel Service Group LtdCleaning companies
- Nuttall Heavy Engineering LtdMechanics and garages
- Ink Joinery LimitedJoiners and carpenters
- SWJL Services LtdElectricians
- Form. Landscaping LtdFinishing trades
- Goodwin Roofing Specialists LtdRoofers
- At Capital Developments LtdBuilders
What happens if T.K. Lynskey (Excavations) 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
- 00852212
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 June 1965 (61 years ago)
- Registered office
- The Foundary Common Lane, Wath-Upon-Dearne, Rotherham, S63 7DX
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 4 January 2026
- Charges (mortgages)
- 1 outstanding of 3 registered
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 Rotherham
Other active specialist construction companies registered in Rotherham.
- Temple Contractors Limited2023
- Tickhill Labour & Plant Hire Ltd2014
- Timsec Limited2019
- Total Office Partitions Ltd2014
- Town Trading Limited2009
- Treeton Walling Limited2016
- Trust Trailers Ltd2004
- UK Siphonic Systems Ltd2026
All specialist construction companies in Rotherham · All trades in Rotherham · Specialist contractors across the UK
Frequently asked questions
When are T.K. Lynskey (Excavations) Limited's accounts due?
T.K. Lynskey (Excavations) Limited's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is T.K. Lynskey (Excavations) 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 T.K. Lynskey (Excavations) Limited still trading?
T.K. Lynskey (Excavations) 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 T.K. Lynskey (Excavations) Limited do?
T.K. Lynskey (Excavations) Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is T.K. Lynskey (Excavations) Limited?
T.K. Lynskey (Excavations) Limited was incorporated on 21 June 1965, 61 years ago.
Who runs T.K. Lynskey (Excavations) Limited?
T.K. Lynskey (Excavations) Limited has 1 active director. Their names and service addresses are on the Companies House register.
Who owns T.K. Lynskey (Excavations) Limited?
One person or company has significant control of T.K. Lynskey (Excavations) Limited: an individual (owns 75% or more of the shares).
Has T.K. Lynskey (Excavations) Limited won public sector contracts?
Yes. T.K. Lynskey (Excavations) Limited has 3 contract awards from public bodies on Contracts Finder and Find a Tender (those with their own published value total £1.2M), most recently from Doncaster Council.
What is the penalty if T.K. Lynskey (Excavations) 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 T.K. Lynskey (Excavations) 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.