Carbolite Gero Limited
Registered name: CARBOLITE GERO LIMITED
Part of Verder Holdings Uk Limited groupCarbolite Gero Limited made £23m revenue and £2.1m profit in the year to 31 Dec 2025.
Carbolite Gero Limited’s revenue grew 23% to £23m in the year to 31 Dec 2025, with £2.1m profit and 165 employees. The company is classified under “manufacture of ovens, furnaces and furnace burners” and is based in Hope Valley; we hold 2 years of its filed accounts.
- Status
- Active
- Location
- Hope Valley, Yorkshire and The Humber
- Age
- 48 yrs · since 1978
- 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 2024 | 31 Dec 2025 |
|---|---|---|
| Disclosure | Full P&L | Full P&L |
| Profit & loss | ||
| Revenue (turnover) | £18.7m | £23m |
| Cost of sales | £11.3m | £12.1m |
| Gross profit | £7.4m | £10.9m |
| Operating profit | £1.7m | £2.9m |
| Profit before tax | £1.7m | £2.9m |
| Profit after tax | £1.3m | £2.1m |
| Profit (best available) | £1.3m | £2.1m |
| Staff costs | £6.4m | £7.3m |
| Employees (average) | 151 | 165 |
| Ratios | ||
| Profit margin | 6.8% | 9.3% |
| Gross margin | 39.4% | 47.3% |
| Revenue per employee | £124k | £139k |
| Profit per employee | £8.4k | £13k |
| Growth (year on year) | ||
| Revenue growth | — | ▲22.7% |
| Profit growth | — | ▲68.3% |
| Headcount growth | — | ▲9.3% |
| Balance sheet — indirect signals, not revenue | ||
| Cash at bank | £3.1k | £3.9k |
| Net assets | £2.9m | £3.8m |
| Fixed assets | £815k | £1.1m |
| Current assets | £8m | £8.1m |
| Debtors | £1.9m | £2.1m |
| Deferred income | £1.4m | £1.4m |
| Source | FullAccounts · bulk data Sep 2026 | FullAccounts · bulk data Sep 2026 |
How the business works
- Profit margin
- 9.3%
- Profit ÷ revenue.
- Gross margin
- 47.3%
- Gross profit ÷ revenue. High for software and services.
- Revenue per employee
- £139k
- Revenue ÷ average employees.
- Profit per employee
- £13k
- Profit ÷ average employees.
- Cash conversion
- —
- Cash generated from operations ÷ operating profit. Needs a cash-flow statement.
- Fixed assets ÷ revenue
- 4.6%
- Capital intensity. Low = capital-light, cheaper to start.
- Deferred income ÷ revenue
- 6%
- Customers paying upfront (subscriptions, deposits). Approximate when combined with accruals.
- Debtors ÷ revenue
- 9.3%
- 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
- ▲30%
- Now £3.8m
- Cash at bank
- ▲24%
- Now £3.9k
- Headcount
- ▲9%
- Now 165
- Deferred income
- ▼5%
- Now £1.4m
- Fixed assets
- ▲29%
- Now £1.1m
Deferred income is reported together with accruals in this filing (“accruals and deferred income”), so it is an approximate signal only.
Group structure
Ownership chain
- Verder Holdings Uk Limited (registered outside the UK register)ultimate parent75–100%
- Carbolite Gero Limitedthis company
Bands show the share of ownership each company holds in the one below it.
From the Persons with Significant Control register (corporate controllers only).
Similar profitable businesses
Sources
Latest figures from FullAccounts for the year to 31 Dec 2025 (profit £2.1m), from the Companies House accounts bulk data published Sep 2026. Spotted an error? Request a correction.
Updated from Companies House on 24 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.