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

English

William Diffley Consulting Engineers Limited

Age13 years
older than 86% of its sector
Same activity, United Kingdom23,466live companies · 3263rd oldest
In Rickmansworth3,080live companies · 17 in the same activity
At this address3live companies incl. this one
Latest accounts2025total exemption full accounts, made up to 30 Apr 2025

In brief

William Diffley Consulting Engineers Limited is a private limited company incorporated in England and Wales on 24 April 2013. At 13 years old it is older than 86% of the 23,466 live companies whose main activity is engineering related scientific and technical consulting activities. Its registered office is in Rickmansworth, Three Rivers, East of England, at an address shared with 2 other live companies. 17 live companies in Rickmansworth share the same main activity. Its latest accounts were made up to 30 April 2025 and filed as total exemption full accounts. It was previously called William Diffley Consulting Limited, a name it changed on 1 May 2013.

Register details

Registered nameWILLIAM DIFFLEY CONSULTING ENGINEERS LIMITED
Company number08502499
Company typePrivate Limited Company
Registered office6 Station Road, WD3 1QZ Rickmansworth
JurisdictionEngland and Wales
Nature of business (UK SIC 2007)71122 Engineering related scientific and technical consulting 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
  • Accounts made upTotal exemption full accounts
  • Name changedPreviously William Diffley Consulting Limited
  • Incorporated

Filings and charges

Deadlines and charge counts from the register.

Next accounts due31 January 2027
Accounting reference date30 April
Next confirmation statement8 May 2027
Last confirmation statement24 April 2026
Charges registered0
Outstanding · satisfied0 · 0

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

Engineering related scientific and technical consulting activities in the United Kingdom

Live companies whose main activity is 71122: 23,466 in total, median age 4 years, 3,575 incorporated in the past 12 months.

All 23,466 companies
This company's decadeOther decades
05,00010,00015,00020,0001920s: 111920s1930s: 111930s1950s: 551950s1960s: 771960s1970s: 34341970s1980s: 1531531980s1990s: 4494491990s2000s: 1,3761,3762000s2010s: 6,7836,7832010s2020s: 14,65714,6572020s
Incorporated per year, still live
01,0002,0003,0004,0002011: 37720112012: 4542013: 49420132014: 4902015: 56120152016: 6602017: 90720172018: 1,2382019: 1,36520192020: 1,2592021: 1,30320212022: 1,6272023: 2,01020232024: 2,3202025: 3,18020252026: 2,958

Location

Registered office in Rickmansworth, Three Rivers, East of England.

Rickmansworth
Live companies in Rickmansworth3,080
Same activity in Rickmansworth17
Live companies in Three Rivers11,244
New in Rickmansworth, past 12 months303

Also registered at this address

2 other live companies share this registered office.

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.