£1,000
1 period on recordActive15741718Private limited companyLondon
CASO REACTORS LTD
Significant control: Laukesh Rallan (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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What does Caso Reactors Ltd sell?
Registered activity: Remediation activities and other waste management services (SIC 39000). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
CASO REACTORS LTD is an active private limited company (company number 15741718) incorporated on 25 May 2024, registered in London. Its registered activity is remediation activities and other waste management services (SIC 39000). Latest dormant accounts cover the period ending 31 May 2025, showing net assets of £1,000, with 1 employee on average.
Peer position · net assets
By net assets it sits in the upper half of 158 comparable companies in London (median £1,000, upper quartile £27k).
02
Ownership and control
- Dr Laukesh Rallan
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
- Olssen Group Ltd
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
- Mr Carl Anders Olssen
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 25 May 20242 yrs ago
- Next accounts due
- 28 February 2027in 128 days
- Confirmation statement due
- 8 June 2027in 228 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 39000
- Remediation activities and other waste management services
- SIC 71121
- Engineering design activities for industrial process and production
- SIC 71129
- Other engineering activities
- SIC 74901
- Environmental consulting activities
- Accounts type
- Dormant
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not reported
1
1 period on record| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 May 2025 | £1,000 | — | — | — | — | — | 1 |
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets above zeroNet assets £1,000 at 31 May 2025
- Incorporated two to five years agoIncorporated 25 May 2024
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Confirmation statement duein 228 days
- Next accounts duein 128 days
- Accounts period endNet assets £1,000 · dormant accounts
- Incorporated
08
Similar companies in London
- NORTH MUSE WASTE MANAGEMENT LIMITEDLondon · inc. Jun 2024
- EEP NORTH LIMITEDLondon · inc. Jul 2024
- EEP SOUTH LIMITEDLondon · inc. Jul 2024
- ONBOARD WASTE SERVICES LIMITEDLondon · inc. Apr 2024
- UK CONTRACT SERVICES (UCS) LTDLondon · inc. Mar 2024
- KENT AND LONDON WASTE LTDLondon · inc. Mar 2024
All companies incorporated on 25 May 2024 · in May 2024.
09
Reminders for CASO REACTORS LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.