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Cash

—

Latest balance sheet

Net assets

—

Equity attributable

Employees

—

Average over period

Profit before tax

—

Period ending 2025-12-31

Accounts

4-year trend · Δ = latest vs prior filed period · latest reflected 2025-12-31

Metric Trend 2022-12-312023-12-312024-12-312025-12-31 Δ vs prior
Turnover —£16,025,137£68,383,809£91,612,508 +34%
Operating profit —-£1,888,388-£1,507,662— —
Profit before tax —-£1,916,002-£3,603,918— —
Net profit —-£1,801,756-£3,550,852— —
Cash —£10,650,801£3,607,855— —
Total assets less current liabilities £332,530£13,977,480£24,883,718— —
Net assets £332,530£4,043,843£486,726— —
Equity £332,530£4,043,843£486,726— —
Average employees 292372— —
Wages —£3,263,302£23,988,728— —
Directors' remuneration —£25,873£280,866— —
Directors' pension contributions —£873£11,013— —
Highest paid director ——£141,240— —

Values shown as filed in the company's annual accounts. — indicates the figure wasn't present under that line item in that period. The Δ column is the change from the prior filed period as a percentage of |prior|; lines a company doesn't report show —. About these numbers

Ratios

Computed from the line items above — sparklines read oldest → newest

Ratio Trend 2022-12-312023-12-312024-12-312025-12-31
Operating margin —-11.8%-2.2%—
Net margin —-11.2%-5.2%—
Return on capital employed —-13.5%-6.1%—
Gearing (liabilities / total assets) 19.4%81.8%98.7%—
Current ratio —2.07x1.87x—
Interest cover —-68.39x-0.71x—

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.

Name history

Renamed 2 times since incorporation

  1. AURORA ENERGY SERVICES LIMITED 2023-01-18 → present
  2. ENERGY EVOLUTION SERVICES LIMITED 2022-11-17 → 2023-01-18
  3. ENERGY EVOLUTION VENTURES LIMITED 2022-06-06 → 2022-11-17

Audit & accounting basis

Accounting basis
FRS 102
Reporting scope
Consolidated group
Auditor
Johnston Carmichael LLP
Audit opinion
Unqualified (clean)
Going concern
Affirmed

“The board of directors therefore believe the company and its subsidiaries remain well placed to build on its current position and accordingly they have adopted the going concern basis of accounting in preparing the annual financial statements.”

Group structure

  1. AURORA ENERGY SERVICES LIMITED · parent
    1. Aurora Energy Services Inc (formerly Cotech USA) 100% · United States · Blade repair services for the onshore and offshore wind sector
    2. Aurora Energy Services SpA (formerly Cotech Chile) 100% · Chile · Blade maintenance services
    3. Aurora Energy Services Iberia 100% · Spain · Dormant entity
    4. Aurora Energy Services AS 100% · Norway · Dormant entity
    5. Arc Holdings Pty 100% · Australia · Holding company for Australian assets and trading company
    6. Aurora Energy Services Brazil 100% · Brazil · Dormant entity
    7. Aurora ARC Wind Assets Ltd 100% · Australia · Asset holding company
    8. Aurora ARC Wind Ltd 100% · Australia · Specialises in the installation, repair and maintenance of wind turbines
    9. Encomara Limited 100% · Scotland/UK · Provision of floating offshore wind technologies and services
    10. Aurora NMS Limited 100% · Scotland/UK · Non-trading
    11. Aurora Training Services Limited 100% · Scotland/UK · Non-trading
    12. R&M Engineering (Huntly) Limited 100% · Scotland/UK · Non-trading

Significant events

Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers

People

8 active · 1 resigned

Name Role Appointed Born Nationality
BUCHAN, Michael Andrew Director 2022-06-06 Jan 1966 British
CONLON, Niall Peter Director 2023-12-14 Oct 1974 Australian
DONALD, Ian Director 2025-12-09 Mar 1959 Scottish
DUGUID, Douglas Hunter Director 2022-06-06 Mar 1962 British
JORDAN, Katherine Louise Director 2025-12-09 Aug 1988 British
RAESIDE, Brett Kenneth Director 2023-12-14 Mar 1987 British
SMITH, Thomas Adam Director 2023-12-14 Nov 1986 British
WALSH, Pauline Director 2026-06-17 Jun 1967 Irish
Show 1 resigned officer
Name Role Appointed Resigned
SEMPLE, Raymond Patrick Director 2025-12-09 2026-08-31

Ownership

Persons with significant control

Name Kind Nature of control Notified Status
Cf Management Pty. Ltd. Corporate entity Shares 25–50%, Voting 25–50% 2023-09-08 Active
I7v Renewables Limited Corporate entity Shares 25–50%, Voting 25–50% 2022-06-06 Active

Filing timeline

Last 20 of 62 total filings

Material constitutional events — rename, articles re-file, resolution

  • 2026-09-10 RESOLUTIONS Resolution
  • 2026-07-24 RESOLUTIONS Resolution
  • 2026-05-26 RESOLUTIONS Resolution
  • 2025-11-19 RESOLUTIONS Resolution
  • 2025-11-18 MA Memorandum articles
Date Type Category Description
2026-09-17 SH01 capital Capital allotment shares
2026-09-15 AA accounts Accounts with accounts type group
2026-09-10 RESOLUTIONS resolution Resolution
2026-09-09 TM01 officers Termination director company with name termination date PDF
2026-07-24 RESOLUTIONS resolution Resolution
2026-07-23 SH01 capital Capital allotment shares PDF
2026-07-23 SH06 capital Capital cancellation shares
2026-07-01 SH03 capital Capital return purchase own shares
2026-06-22 AP01 officers Appoint person director company with name date PDF
2026-05-26 RESOLUTIONS resolution Resolution
2025-12-18 AP01 officers Appoint person director company with name date PDF
2025-12-18 AP01 officers Appoint person director company with name date PDF
2025-12-18 AP01 officers Appoint person director company with name date PDF
2025-12-05 MR01 mortgage Mortgage create with deed with charge number charge creation date PDF
2025-11-27 SH01 capital Capital allotment shares PDF
2025-11-19 RESOLUTIONS resolution Resolution
2025-11-18 MA incorporation Memorandum articles
2025-10-22 CS01 confirmation-statement Confirmation statement with updates PDF
2025-10-22 SH01 capital Capital allotment shares PDF
2025-10-13 SH01 capital Capital allotment shares PDF

Public-record activity

Raw counts from Companies House — last 12–24 months

Filings
20

last 12 months

Capital events
7

last 24 months

Officers appointed
3

last 12 months

Officers resigned
1

last 12 months

Direct counts from the register. No score, no rating — see the Filing timeline for the underlying events.

Official Companies House page