BILLMONITOR LIMITED
Company number 05391490 · Monitor this company
Executive summary
Billmonitor Limited occupies a niche challenger position in the UK telecoms comparison and expense management market, operating at a fraction of the scale of dominant aggregators. While the company has demonstrated encouraging financial recovery — moving from negative net assets of £240K (FY2023) to a positive but razor-thin £20K (FY2026) — its accumulated losses of £3.1M, volatile cash position, and minimal capital buffer leave it dangerously exposed to any revenue disruption. The rebrand from Optimor signals strategic intent, and growing trade debtors may indicate revenue momentum, but the company's long-term viability depends on converting this trajectory into sustained profitability and building capital reserves adequate for a sector that rewards scale and technology investment.
Shareholders' funds
£3,108,838
Balance sheet as at 2026-03-31
Overview
- Company type
- Private Limited Company
- Incorporated
- 2005-03-14
- Employees
- 4 (2026 accounts · was 7 in 2025)
- Registered office
- 98 Theobalds Road, London, England, WC1X 8WB
- Postcode
- WC1X 8WB
- Capital
- 10 GBP
- Accounts category
- Total Exemption Full
- Charges
- 1 outstanding
Accounts
- Last made up to
- 2026-03-31
- Next due by
- 2027-12-31
- Financial year end
- 31 March
Confirmation statement
- Last statement dated
- 2025-12-18
- Next due by
- 2027-01-01
Nature of business (SIC)
- 61900 Other telecommunications activities
- 62020 Information technology consultancy activities
- 62090 Other information technology service activities
- 70229 Management consultancy activities other than financial management
Officers 5 current · 11 resigned
Data protection registration
Registered with the ICO as a data protection fee payer — Z1431613 (Tier 1), registered since 2008.
Information Commissioner's Office register of fee payers, licensed under the Open Government Licence.
Previous company names
| Name | Date changed |
|---|---|
| OPTIMOR LIMITED | 2026-09-18 |
Previous registered addresses 4
| Address | Changed on |
|---|---|
| 17 COSGROVE ROAD, OLD STRATFORD, MILTON KEYNES, MK19 6AG | 2019-04-10 |
| 10A QUILTER MEADOW, OLD FARM PARK, MILTON KEYNES, MK7 8QD, UNITED KINGDOM | 2011-07-07 |
| GISTERED OFFICE CHANGED ON 08/04/2008 FROM, 123 BROADHURST GARDENS, LONDON, NW6 3BJ | 2008-04-08 |
| 123 BROADHURST GARDENS, LONDON, NW6 3BJ | 2008-04-08 |
Among its peers
Top 5%
by shareholders' funds, of 184 similar companies in WC
Among the biggest employers among its local peers (4 staff).
Among the oldest 25% of its local peers, trading since 2005.
No.2 of the largest other telecommunications activities companies in London →
Competitors London
This company ranks 2 among other telecommunications activities in London.
The class of 2005
23%
of the 631 companies in this sector incorporated in 2005 are still active today; 74% have since been dissolved.
A fact about the year, not a forecast for this company.