Seddon Engineering Services Ltd
Registered name: SEDDON ENGINEERING SERVICES LTD
Part of Seddon Group Limited groupSeddon Engineering Services Ltd made £4.2m revenue and a £351k loss in the year to 31 Dec 2025.
Seddon Engineering Services Ltd’s revenue fell 16% to £4.2m in the year to 31 Dec 2025, with a loss of £351k. The company is classified under “plumbing, heat and air-conditioning installation” and is based in Bolton; we hold 4 years of its filed accounts.
- Status
- Active
- Location
- Bolton, North West
- Age
- 15 yrs · since 2011
- Type
- Private Limited Company
Part of a group. The filing indicates this company sits within a group structure, so its results may depend on intra-group trading and it may be hard to replicate independently.
Key figures
Badges are automated estimates derived from the filed figures — not statements of fact about the company.
Financial history
| Year to | 31 Dec 2022 | 31 Dec 2023 | 31 Dec 2024 | 31 Dec 2025 |
|---|---|---|---|---|
| Disclosure | No P&L | Full P&L | Full P&L | Full P&L |
| Profit & loss | ||||
| Revenue (turnover) | — | £0 | £5m | £4.2m |
| Cost of sales | — | £0 | −£4.1m | −£3.9m |
| Gross profit | — | £0 | £861k | £276k |
| Operating profit | — | £0 | £356k | −£469k |
| Profit before tax | — | — | £356k | −£469k |
| Profit after tax | — | £0 | £267k | −£351k |
| Profit (best available) | — | £0 | £267k | −£351k |
| Employees (average) | 0 | 0 | 0 | — |
| Ratios | ||||
| Profit margin | — | — | 5.3% | −8.4% |
| Gross margin | — | — | 17.2% | 6.6% |
| Growth (year on year) | ||||
| Revenue growth | — | — | — | ▼16.2% |
| Profit growth | — | — | — | ▼231.6% |
| Balance sheet — indirect signals, not revenue | ||||
| Net assets | £1 | £1 | — | — |
| Current assets | £1 | £1 | — | — |
| Source | FullAccounts · bulk data Jul 2024 | FullAccounts · bulk data Jul 2024 | Accounts · bulk data Sep 2025 | Accounts · bulk data Jul 2026 |
How the business works
- Profit margin
- −8.4%
- Profit ÷ revenue.
- Gross margin
- 6.6%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- —
- Revenue ÷ average employees.
- Profit per employee
- —
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- —
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- —
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- —
- Money owed by customers. Low = customers pay quickly.
Balance-sheet signals
Year-on-year changes in filed balance-sheet items. They can hint at momentum (or investment) but are not revenue or profit and must not be read as such.
- Net assets
- —
- Now —
- Cash at bank
- —
- Now —
- Headcount
- —
- Now —
- Deferred income
- —
- Now —
- Fixed assets
- —
- Now —
Group structure
Ownership chain
- Seddon Group Limitedultimate parent75–100%
- Seddon Construction Limited75–100%
- Seddon Engineering Services Ltdthis company
Bands show the share of ownership each company holds in the one below it.
Sister companies (5)
- Seddon Property Services LimitedRev. £61.7m · Profit £1.5m
- Seddon Painting & Maintenance LimitedRev. £4.9m · Profit £285k
- J & S Seddon (Building) LimitedRev. £1.2m · Profit £293k
- G.& J.seddon LimitedRev. £125k · Profit −£179k
- Seddon Housing Partnerships LimitedFigures not disclosed
From the Persons with Significant Control register (corporate controllers only).
Similar profitable businesses
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- Revenue
- £4.2m
- Profit
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- Staff
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- Power Naturally LimitedWimborne · Plumbing, heat and air-conditioning installation
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- Profit
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- Heatcraft (Plumbing & Heating Services) LimitedManchester · Plumbing, heat and air-conditioning installation
- Revenue
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- Profit
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- Staff
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- Harbour Multi-Trades LimitedEdinburgh · Plumbing, heat and air-conditioning installation
- Revenue
- £6m
- Profit
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- W.a. Styles LimitedWaltham Cross · Plumbing, heat and air-conditioning installation
- Revenue
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- Profit
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- Staff
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Sources
Latest figures from accounts for the year to 31 Dec 2025 (profit −£351k), from the Companies House accounts bulk data published Jul 2026. Spotted an error? Request a correction.
Updated from Companies House on 12 Oct 2026
Contains public sector information from Companies House licensed under the Open Government Licence v3.0. Data from Companies House, © Crown copyright. View the licence.