WATTSTOR LIMITED

Company number 08344409 ·

Active

Executive summary

Wattstor Limited operates in the high-growth UK distributed energy and storage sector with a differentiated proposition combining proprietary control apparatus manufacturing with systems integration — a positioning that creates intellectual property value but demands substantial capital investment. The company's financial trajectory reveals a classic venture-stage clean tech profile: persistent operating losses, balance sheet insolvency, and complete dependence on shareholder funding (primarily from Czech/Slovak investment entities) to sustain operations. While the 2021 balance sheet expansion to £1.87M total assets suggests a potential inflection point — possibly indicating commercial scaling or capital investment — the £3.27M net liability position and thin cash reserves of £206k remain material vulnerabilities. The company's survival and growth prospects hinge entirely on its ability to convert its technology position into profitable revenue before existing funding commitments are exhausted, against a backdrop of favourable market dynamics but intense competition from better-capitalised incumbents.

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Shareholders' funds

-£4,050,338

Balance sheet as at 2021-12-31

View full accounts →

Overview

Company type
Private Limited Company
Incorporated
2013-01-02
Employees
9 (2021 accounts · was 6 in 2020)
Registered office
3rd Floor 21 Ironmonger Lane, London, England, EC2V 8EY
Postcode
EC2V 8EY
Capital
13 GBP
Accounts category
Small
Charges
0 outstanding

Accounts

Last made up to
2025-12-31
Next due by
2027-09-30
Financial year end
31 December

Confirmation statement

Last statement dated
2025-09-30
Next due by
2026-10-14
View filing history →

Nature of business (SIC)

  • 27120 Manufacture of electricity distribution and control apparatus
  • 46520 Wholesale of electronic and telecommunications equipment and parts

Officers 2 current · 15 resigned

Appointed 2022-03-15
Appointed 2021-01-25

View all officers and resignations →

Group structure

Controlled by WATTSTOR HOLDINGS LIMITED — since 2023-01-27

Controlled by Janom Cz A.S. (03213358) — since 2016-12-15

From persons-with-significant-control filings on the public register.

Licensed visa sponsor

Licensed by the Home Office to sponsor worker visas: Skilled Worker (Worker (A rating)).

Matched by registered name to the register of licensed sponsors (Home Office, updated daily) — check the register itself before relying on it. Contains public sector information licensed under the Open Government Licence v3.0.

Contact details

Website
wattstor.com
Phone
+442080580203

Achieve net zero and reduce your electricity bill with an onsite renewable energy system developed by Wattstor.

Previous registered addresses 6

AddressChanged on
DEVONSHIRE HOUSE 582 HONEYPOT LANE, STANMORE, LONDON, HA7 1JS, ENGLAND2019-12-19
THE OLD CARRIAGE WORKS MORESK ROAD, TRURO, CORNWALL, TR1 1DG, ENGLAND2017-12-19
PO BOX TR15 1SR, WATTSTOR LTD UNIT C, CARDREW INDUSTRIAL ESTATE, REDRUTH, TR15 1SR, UNITED KINGDOM2017-10-24
C/O ROBINSON, REED & LAYTON, PEAT HOUSE NEWHAM ROAD, TRURO, CORNWALL, TR1 2DP2017-10-16
TREMOUGH INNOVATION CENTRE PENRYN CAMPUS, PENRYN, CORNWALL, TR10 9TA2014-09-16
52 SEA ROAD, CARLYON BAY, ST. AUSTELL, PL25 3SG, UNITED KINGDOM2014-01-22

Among its peers

Among the biggest employers

of 49 similar companies in EC — measured against the wider sector, with 9 staff. The oldest of its local peers.

50 companies are registered at this postcode →

Competitors London

This company ranks 12 among manufacture of electricity distribution and control apparatus in London.

Full league table →

The class of 2013

23%

of the 530,502 companies incorporated in 2013 are still active today; 75% have since been dissolved.

A fact about the year, not a forecast for this company.

Survival rates for every incorporation year →