CLAS-SIC WAFER FAB LIMITED
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Next accounts due
2027-03-31 (in 10mo)
Last filed for 2025-06-30
Confirmation statement due
2026-07-02 (in 2mo)
Last made up 2025-06-18
Watchouts
None on the register
Cash
£11M
+4,901.2% vs 2024
Net assets
£29M
+31% vs 2024
Employees
76
-2.6% vs 2024
Profit before tax
-£3M
+23% vs 2024
Net assets
7-year trend · vs Technology median
Accounts
7-year trend · latest reflected 2025-06-30
| Metric | Trend | 2019-06-30 | 2020-06-30 | 2021-06-30 | 2022-06-30 | 2023-06-30 | 2024-06-30 | 2025-06-30 |
|---|---|---|---|---|---|---|---|---|
| Turnover | — | — | — | — | — | £9,797,272 | £8,351,170 | |
| Operating profit | — | — | — | — | — | -£4,266,165 | -£3,281,743 | |
| Profit before tax | — | — | — | — | — | -£4,273,204 | -£3,289,113 | |
| Net profit | — | — | — | — | — | -£3,940,698 | -£3,028,086 | |
| Cash | — | — | — | — | — | £218,558 | £10,930,557 | |
| Total assets less current liabilities | — | — | — | — | — | £22,501,810 | £33,208,382 | |
| Net assets | — | — | — | — | — | £22,501,810 | £29,477,050 | |
| Equity | — | — | — | — | — | £22,501,810 | £29,477,050 | |
| Average employees | — | — | — | — | — | 78 | 76 | |
| Wages | — | — | — | — | — | £3,305,770 | £3,306,722 | |
| Directors' remuneration | — | — | — | — | — | £188,138 | £167,748 |
Values shown as filed in the company's annual accounts. — indicates the figure wasn't present under that line item in that period. About these numbers
Year-on-year
FY2024 → FY2025 · period ending 2025-06-30 vs 2024-06-30
-
Turnover
-14.8%
£9,797,272 £8,351,170
-
Cash
+4,901.2%
£218,558 £10,930,557
-
Net assets
+31%
£22,501,810 £29,477,050
-
Employees
-2.6%
78 76
-
Operating profit
+23.1%
-£4,266,165 -£3,281,743
-
Profit before tax
+23%
-£4,273,204 -£3,289,113
-
Wages
0%
£3,305,770 £3,306,722
Each % is (latest − prior) ÷ |prior| for the line item as filed. The comparison is only shown when the latest and prior accounts cover broadly equal-length periods — short or long stubs (typical around incorporation or a year-end change) are suppressed rather than misrepresented. Lines a company doesn't report are omitted. About these numbers
Ratios
Computed from the line items above — sparklines read oldest → newest
| Ratio | Trend | 2019-06-30 | 2020-06-30 | 2021-06-30 | 2022-06-30 | 2023-06-30 | 2024-06-30 | 2025-06-30 |
|---|---|---|---|---|---|---|---|---|
| Operating margin | — | — | — | — | — | -43.5% | -39.3% | |
| Net margin | — | — | — | — | — | -40.2% | -36.3% | |
| Return on capital employed | — | — | — | — | — | -19.0% | -9.9% | |
| Current ratio | — | — | — | — | — | 1.11x | 3.13x | |
| Interest cover | — | — | — | — | — | -582.41x | -20.10x |
Margins divide P&L lines by turnover. Gearing is liabilities over total assets. Current ratio is current assets over creditors falling due within one year. Interest cover is operating profit over absolute finance costs. Sector-distribution context coming next.
Audit & accounting basis
- Accounting basis
- FRS 102
- Reporting scope
- Standalone (parent only)
- Auditor
- Thomson Cooper
- Audit opinion
- Unqualified (clean)
- Going concern
- Affirmed
“In auditing the financial statements, we have concluded that the directors' use of the going concern basis of accounting in the preparation of the financial statements is appropriate.”
Significant events
- “After completing construction on the UK manufacturing facility late 2019, Clas-SiC Wafer Fab Limited has been engaged in the development of new silicon carbide process modules and process design kits for power MOSFETs and diodes, which due to their energy efficiency enable green energy applications such as electrification of transport and renewable energy.”
- “The company expanding its customer base to a wider global presence into South America and a strengthening base in Europe.”
- “Clas-SiC have also entered early engagement contracts during FY25, with a similar arrangement, for a fab in India and one in Eastern Europe.”
- “Clas-SiC experienced 6.5x growth in 2022-23 as the company established and qualified its PDK platforms for Diode and MOSFET and concentrated on low-rate production, design and prototyping, and licensing with its customers.”
- “In October 2024, Clas-SiC signed a significant investment agreement with Archean Chemical Industries Limited (ACIL) for £10m to be invested in capex for technology expansion, along with a £2m loan for operating expenses and capital equipment.”
- “Clas-SiC secured investment during FY24 to fund CapEx for next generation technology tooling.”
- “This investment is projected to be 'topped' up by grant funding from the UK and Scottish Governments. Although not yet concluded to contract, both appear to be promising.”
- “During the year, the company issued 1,851,852 A-0 Ordinary shares of £0.01 each for £5.40 being an equity investment from Archean Chemical Industries Limited.”
- “The company also issued 226,710 B Ordinary shares which were issued at par value.”
- “Other loans comprises of a loan from C J & M Holdings LP advanced during the year of £1,200,000 and loan notes advanced by Archean Chemical Industries Limited of £2,000,000.”
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
5 active · 4 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| BROOKHART, Joseph Daniel | Director | 2017-06-19 | Oct 1964 | American |
| JOHNSON, Carl James | Director | 2017-06-19 | Apr 1942 | American |
| PENDURTHI, Ranjit | Director | 2024-11-26 | Feb 1974 | Indian |
| WALLS, Jennifer Dawn | Director | 2024-01-01 | Jun 1974 | British |
| WEST, William Lewis | Director | 2023-07-14 | Jun 1956 | American |
Show 4 resigned officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| AGARWAL, Anant | Director | 2020-07-23 | 2024-08-19 |
| DUNN, Steve | Director | 2017-12-18 | 2020-05-31 |
| DUNN, Steve | Director | 2017-10-09 | 2017-10-09 |
| HYNDMAN, Rae | Director | 2017-10-09 | 2024-09-23 |
Ownership
Persons with significant control
| Name | Kind | Nature of control | Notified | Status |
|---|---|---|---|---|
| Carl James Johnson | Individual | Shares 75–100%, Voting 75–100% | 2017-06-19 | Active |
Filing timeline
Last 20 of 77 total filings
Material constitutional events — rename, articles re-file, resolution
- 2025-01-22 RESOLUTIONS Resolution
- 2024-12-02 MA Memorandum articles
- 2024-12-02 RESOLUTIONS Resolution
- 2024-11-19 RESOLUTIONS Resolution
- 2024-10-03 RESOLUTIONS Resolution
- 2024-10-03 RESOLUTIONS Resolution
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2026-05-01 | SH01 | capital | Capital allotment shares | |
| 2026-01-29 | AA | accounts | Accounts with accounts type full | |
| 2025-09-29 | SH01 | capital | Capital allotment shares | |
| 2025-09-05 | SH01 | capital | Capital allotment shares | |
| 2025-08-26 | MR04 | mortgage | Mortgage satisfy charge full | |
| 2025-06-30 | CS01 | confirmation-statement | Confirmation statement with updates | |
| 2025-01-27 | AA | accounts | Accounts with accounts type full | |
| 2025-01-23 | RP04SH01 | capital | Second filing capital allotment shares | |
| 2025-01-22 | SH01 | capital | Capital allotment shares | |
| 2025-01-22 | RESOLUTIONS | resolution | Resolution | |
| 2025-01-10 | MR04 | mortgage | Mortgage satisfy charge full | |
| 2025-01-10 | MR04 | mortgage | Mortgage satisfy charge full | |
| 2024-12-02 | MA | incorporation | Memorandum articles | |
| 2024-12-02 | RESOLUTIONS | resolution | Resolution | |
| 2024-11-26 | AP01 | officers | Appoint person director company with name date | |
| 2024-11-19 | RESOLUTIONS | resolution | Resolution | |
| 2024-10-03 | RESOLUTIONS | resolution | Resolution | |
| 2024-10-03 | RESOLUTIONS | resolution | Resolution | |
| 2024-09-24 | TM01 | officers | Termination director company with name termination date | |
| 2024-08-21 | TM01 | officers | Termination director company with name termination date |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 6
- Capital events
- 5
- Officers appointed
- 0
- Officers resigned
- 0
last 12 months
last 24 months
last 12 months
last 12 months
Direct counts from the register. No score, no rating — see the Filing timeline for the underlying events.