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

English
About
SearchMethodologyAbout

Countries

CZCzechiaEEEstoniaFIFinlandFRFranceIEIrelandLVLatviaNONorwayRORomaniaSKSlovakiaSESwedenTWTaiwanGBUnited Kingdom

Languages

EnglishGaeilgeNorskSuomiSvenskaEestiLatviešuFrançaisČeštinaSlovenčinaRomână繁體中文

Adelphi Systems Limited

ActiveCompany number 03518263Private limited companyEst. 199871200 · Technical testing and analysisWorthing, South East
Official record ↗
Age28 years
older than 96% of its sector
Same activity, United Kingdom4,916live companies · 201st oldest
In Worthing9,453live companies · 13 in the same activity
At this address350live companies incl. this one
Latest accounts2025micro-entity accounts, made up to 28 Feb 2025

In brief

Adelphi Systems Limited is a private limited company incorporated in England and Wales on 27 February 1998. At 28 years old it is older than 96% of the 4,916 live companies whose main activity is technical testing and analysis. Its registered office is in Worthing, South East, at an address shared with 349 other live companies. 13 live companies in Worthing share the same main activity. Its latest accounts were made up to 28 February 2025 and filed as micro-entity accounts.

Register details

Registered nameADELPHI SYSTEMS LIMITED
Company number03518263
Company typePrivate Limited Company
Registered officeWiston House, 1 Wiston Avenue, BN14 7QL Worthing
JurisdictionEngland and Wales
Nature of business (UK SIC 2007)71200 Technical testing and analysis
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 upMicro-entity accounts
  • Incorporated

Filings and charges

Deadlines and charge counts from the register.

Next accounts due30 November 2026
Accounting reference date28 February
Next confirmation statement13 March 2027
Last confirmation statement27 February 2026
Charges registered0
Outstanding · satisfied0 · 0

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

Technical testing and analysis in the United Kingdom

Live companies whose main activity is 71200: 4,916 in total, median age 8 years, 565 incorporated in the past 12 months.

All 4,916 companies
This company's decadeOther decades
01,0002,0003,0004,0001930s: 111930s1950s: 441950s1960s: 551960s1970s: 15151970s1980s: 50501980s1990s: 1921921990s2000s: 8188182000s2010s: 1,6581,6582010s2020s: 2,1732,1732020s
Incorporated per year, still live
02004006008002011: 11920112012: 1342013: 15420132014: 1872015: 16520152016: 1732017: 18520172018: 2362019: 20320192020: 1872021: 20020212022: 2582023: 28420232024: 3272025: 45620252026: 461

Location

Registered office in Worthing, South East.

Worthing
Live companies in Worthing9,453
Same activity in Worthing13
New in Worthing, past 12 months820

Also registered at this address

349 other live companies share this registered office; shown are those incorporated closest in time to this one.

Similar companies

Live companies with the same main activity, nearest first.

Compare all
TE
Therm Energy LimitedWorthing, South East
Number 05193292Est. 2004
AT
Api Technical Services LimitedWorthing, South East
Number 05608525Est. 2005
PR
Paul R Palmer LimitedWorthing, South East
Number 07509971Est. 2011
4T
4WARD Testing LtdWorthing, South East
Number 08320873Est. 2012
LC
LSM Consultants LtdWorthing, South East
Number 10987402Est. 2017
EB
Excel Building Surveying LtdWorthing, South East
Number 11309188Est. 2018

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.