SERO TECHNOLOGIES LIMITED

Active Cardiff

Other professional, scientific and technical activities n.e.c.

72 employees website.com
Environment, agriculture and waste Other professional, scientific and technical activities n.e.c.
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SERO TECHNOLOGIES LIMITED

Other professional, scientific and technical activities n.e.c.

Founded 23 Aug 2017 Active Cardiff, Wales 72 employees website.com
Environment, agriculture and waste Other professional, scientific and technical activities n.e.c.

Previous Company Names

SERO ENERGY LIMITED 23 Aug 2017 — 6 May 2020
Accounts Due 30 Sept 2026 5 months remaining
Confirmation Submitted 17 Nov 2025 Next due 22 Nov 2026 7 months remaining
Net assets £5M £3M 2024 year on year
Total assets £7M £2M 2024 year on year
Total Liabilities £2M £936K 2024 year on year
Charges 5
1 outstanding 4 satisfied

Contact & Details

Contact

Registered Address

Westgate House Womanby Street Cardiff CF10 1BR Wales

Telephone

0800 000 0000

Email

info@example.com

Website

www.example.com

Full company profile for SERO TECHNOLOGIES LIMITED (10928834), an active environment, agriculture and waste company based in Cardiff, Wales. Incorporated 23 Aug 2017. Other professional, scientific and technical activities n.e.c.. View financials, directors, shareholders, and filings.

Business Summary

This company specializes in providing innovative solutions and services across multiple sectors.

Products & Services

consulting software analytics integration

Reports

Credit Report

In-depth credit score, financial analysis, risk assessment and company intelligence.

Financials

Financials

Period 1 Jan → 31 Dec 2024
Type Total Exemption Full
Next accounts 31 December 2025
Due by 30 September 2026 9 months

Balance Sheet & P&L (2023–2024)

Cash in Bank

£4.16M

Increased by £2.78M (+202%)

Net Assets

£4.91M

Increased by £2.78M (+131%)

Total Liabilities

£1.60M

Decreased by £935.87k (-37%)

Turnover

N/A

Employees

72

Decreased by 11 (-13%)

Debt Ratio

25%

Decreased by 29 (-54%)

Financial History

Revenue, profit, EBITDA and key financial figures

2024
Dec Year End
2023
Dec Year End
P&L
Revenue
£142.3M
£128.7M
Gross Profit
£48.2M
£43.1M
Operating Profit
£22.4M
£19.8M
Net Profit
£18.1M
£15.9M
EBITDA
£31.5M
£28.2M
Assets
Cash
£24.7M
£21.3M
Total Assets
£89.4M
£82.1M
Liabilities
Total Liabilities
£45.2M
£41.8M
Key Metrics
Employees
1,247
1,156
Latest Revenue
£142.3M
Latest EBITDA
£31.5M
Cash Position
£24.7M

Funding

Fundraising & Grants

Funding Rounds 2

Investors (3)

Investor NameInvestor SinceParticipating Rounds
Investor 1Dec 2021Series A
Investor 2Dec 2021Series A
Investor 3Apr 2023Series A

Share Capital

Share Capital

Share allotments and capital structure

11 Allotments 36,859,019 Shares £24.42m Total
Date FromShare ClassShares AllottedAmount RaisedPrice/Share
16 Feb 20264,613,610£2.00m£0.434
11 Dec 202410,297,192£5.60m£0.544
11 Dec 20243,677,012£2.50m£0.68
11 Dec 20243,677,012£2.50m£0.68
11 Dec 202410,297,192£5.60m£0.544

Officers

Officers

1 active 2 resigned
Status
James Leigh WilliamsDirectorBritishWales404 Jul 2018Active

Shareholders

Shareholders (17)

Legal & General Capital Investments Ltd
14.9%
5,151,706
Carlyle Trust Limited(the)
14.8%
5,145,486

Persons with Significant Control

Persons with Significant Control (0)

0 Active 4 Ceased

James Leigh Williams

Ceased 30 Nov 2018

Ceased

David James Williams

Ceased 4 Jul 2018

Ceased

Carlyle Trust Limited(the)

Ceased 16 Feb 2026

Ceased

Group Structure

Group Structure

SERO TECHNOLOGIES LIMITED Current Company
SERO LIFE LIMITED united kingdom
SERO BEE LIMITED united kingdom

Charges

Charges

1 outstanding 4 satisfied

Properties

Properties

0 total

No related properties

Documents

Company Filings

DateCategoryDescriptionDocument
25 Mar 2026Persons With Significant ControlNotification of a person with significant control statement
18 Mar 2026Persons With Significant ControlCessation of Carlyle Trust Limited(The) as a person with significant control on 2026-02-16
18 Mar 2026Persons With Significant ControlCessation of Legal & General Capital Investments Limited as a person with significant control on 2026-02-16
23 Feb 2026ResolutionResolutions
23 Feb 2026IncorporationMemorandum Articles
25 Mar 2026 Persons With Significant Control

Notification of a person with significant control statement

18 Mar 2026 Persons With Significant Control

Cessation of Carlyle Trust Limited(The) as a person with significant control on 2026-02-16

18 Mar 2026 Persons With Significant Control

Cessation of Legal & General Capital Investments Limited as a person with significant control on 2026-02-16

23 Feb 2026 Resolution

Resolutions

23 Feb 2026 Incorporation

Memorandum Articles

Recent Activity

Latest Activity

Notification of a person with significant control statement

3 weeks ago on 25 Mar 2026

Cessation of Carlyle Trust Limited(The) as a person with significant control on 2026-02-16

1 months ago on 18 Mar 2026

Cessation of Legal & General Capital Investments Limited as a person with significant control on 2026-02-16

1 months ago on 18 Mar 2026

Resolutions

1 months ago on 23 Feb 2026

Memorandum Articles

1 months ago on 23 Feb 2026