ZELLTEC CONSTRUCTION SERVICES LIMITED
Company number 05355029 · Active
ZELLTEC CONSTRUCTION SERVICES LIMITED is a private limited company registered in WELWYN GARDEN CITY, United Kingdom, incorporated on 7 Feb 2005. Its registered activity is development of building projects. Its latest published accounts for the period ending 31 May 2025 show equity of £4.8m, total assets of £7.7m. It has filed 5 sets of accounts, 3 of them after the deadline. Our model estimates a 4.29 % probability that it becomes insolvent within 12 months, 36.8 times the average for active companies (very high risk).
Insolvency risk, next 12 months
Higher than 100 % of active companies in the United Kingdom. 36.8× the average annual insolvency rate (0.12 %).
Raises the risk
Lowers the risk
Each factor compares companies in the same group (for example the same age band) with the average. The score is a statistical estimate from public data (model AUC 0.99, trained 8 Nov 2026), not a credit rating. How it works.
Company details
- Company number
- 05355029 · official register
- Status
- Active
- Legal form
- Private Limited Company
- Incorporated
- 7 Feb 2005 (22 years)
- Registered address
- AL7 1AN WELWYN GARDEN CITY
- Postcode area
- St Albans
- Activity
- 41100 Development of building projects
- Industry
- Construction of buildings
- Accounts overdue
- No
Insolvency and register events
No insolvency or liquidation events on record.
Annual accounts GBP
| Period end | Published | Turnover | Result | Equity | Total assets | Current liabilities | Cash | Employees |
|---|---|---|---|---|---|---|---|---|
| 31 May 2025 | 15 May 2026 | – | – | £4.8m | £7.7m | £2.8m | £124k | 7 |
| 31 May 2024 | 15 May 2025 | – | – | £4.6m | £8.3m | £3.1m | £822k | 6 |
| 31 May 2022 | 15 Oct 2022 | – | – | £3.8m | £7.7m | £3.2m | £299k | 8 |
| 31 May 2021 | 15 Feb 2022 | – | – | £2.3m | £4.7m | £2.0m | £775k | 8 |
| 29 Feb 2020 | 15 May 2021 | – | – | £2.2m | £3.8m | £1.5m | £496k | 8 |
As published. Small companies often file a balance sheet only, so turnover and result can be missing.
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Questions about ZELLTEC CONSTRUCTION SERVICES LIMITED
What is the company number of ZELLTEC CONSTRUCTION SERVICES LIMITED?
ZELLTEC CONSTRUCTION SERVICES LIMITED is registered under company number 05355029 in the official register of United Kingdom. View it at the official register.
Is ZELLTEC CONSTRUCTION SERVICES LIMITED still active?
Yes. ZELLTEC CONSTRUCTION SERVICES LIMITED is registered as active (status: Active).
Has ZELLTEC CONSTRUCTION SERVICES LIMITED gone bankrupt or into insolvency?
No insolvency, bankruptcy or administration is recorded for ZELLTEC CONSTRUCTION SERVICES LIMITED in the official data.
How likely is ZELLTEC CONSTRUCTION SERVICES LIMITED to become insolvent?
Our model estimates a 4.29 % probability that ZELLTEC CONSTRUCTION SERVICES LIMITED becomes insolvent within the next 12 months (very high risk). That is higher than 100 % of active companies in the United Kingdom.
When was ZELLTEC CONSTRUCTION SERVICES LIMITED founded?
ZELLTEC CONSTRUCTION SERVICES LIMITED was incorporated on 7 Feb 2005.
Where is ZELLTEC CONSTRUCTION SERVICES LIMITED registered?
ZELLTEC CONSTRUCTION SERVICES LIMITED's registered address is in AL7 1AN WELWYN GARDEN CITY (St Albans), United Kingdom.
What do the latest accounts of ZELLTEC CONSTRUCTION SERVICES LIMITED show?
The latest published accounts (period ending 31 May 2025) show equity of £4.8m, total assets of £7.7m, 7 employees.
Data: Companies House – Free Company Data Product, Accounts Data Product, Public Data API (Contains public sector information licensed under the Open Government Licence v3.0.). Last updated 9 Nov 2026.