Data from the official company registers of 12 countries. Not an official register.

English

Lambda Mu Limited

Age31 years
older than 97% of its sector
Same activity, United Kingdom29,479live companies · 803rd oldest
In Camden171,238live companies · 384 in the same activity
At this address1only this company
Latest accounts2024total exemption full accounts, made up to 31 Dec 2024

In brief

Lambda Mu Limited is a private limited company incorporated in England and Wales on 10 March 1995. At 31 years old it is older than 97% of the 29,479 live companies whose main activity is other engineering activities. Its registered office is in Camden, London. 384 live companies in Camden share the same main activity. Its latest accounts were made up to 31 December 2024 and filed as total exemption full accounts. It was previously called Ryland Peters & Small Limited, a name it changed on 30 June 2025.

Register details

Registered nameLAMBDA MU LIMITED
Company number03031538
Company typePrivate Limited Company
Registered office11 Conway Street, London, W1T 6BL
JurisdictionEngland and Wales
Nature of business (UK SIC 2007)71129 Other engineering activities
International sector (ISIC Rev.4)M · 71 Architectural and engineering activities; technical testing and analysis

Timeline

Register events, newest first.

  • Confirmation statement made up
  • Name changedPreviously Ryland Peters & Small Limited
  • Accounts made upTotal exemption full accounts
  • Incorporated

Filings and charges

Deadlines and charge counts from the register.

Next accounts due31 March 2027
Accounting reference date30 June
Next confirmation statement28 November 2026
Last confirmation statement14 November 2025
Charges registered2
Outstanding · satisfied0 · 2

Charges are security interests (such as mortgages) registered against the company.

Other engineering activities in the United Kingdom

Live companies whose main activity is 71129: 29,479 in total, median age 6 years, 3,522 incorporated in the past 12 months.

All 29,479 companies
This company's decadeOther decades
05,00010,00015,00020,0001890s: 11890s1900s: 21900s1910s: 11910s1920s: 41920s1930s: 41930s1940s: 51940s1950s: 111950s1960s: 381960s1970s: 1181970s1980s: 3211980s1990s: 7631990s2000s: 2,5462000s2010s: 10,0642010s2020s: 15,6012020s
Incorporated per year, still live
01,0002,0003,0004,0002011: 59820112012: 6812013: 78920132014: 9862015: 99720152016: 1,0522017: 1,23220172018: 1,6322019: 1,72020192020: 1,2792021: 1,44820212022: 1,8722023: 2,08520232024: 2,5192025: 3,50420252026: 2,894

Location

Registered office in Camden, London.

Camden
Live companies in Camden171,238
Same activity in Camden384
New in Camden, past 12 months39,669

Similar companies

Live companies with the same main activity, nearest first.

Compare all

Sources

Register data: Companies House, Free Company Data Product, delivery of 1 October 2026. Places: ONS Postcode Directory (Open Government Licence v3.0). Sector names: Eurostat NACE Rev. 2. Context figures are computed by FirmsDB from these sources. This page is not an official register; check the official record before relying on it.