← companymap.co.ukArea & sector report

Professional Services · London

Professional Services companies in London

There are 219,586 professional services companies registered in London, spread across 379 postcode areas. Here is what they do, where they cluster, and how to get the full list.

Built from the Companies House register · Data updated monthly · companymap.co.uk

219,586professional services companies
179,501currently active (82%)
379postcode areas covered
WC2H densest area (22,318 firms)

Open London on the map → Export all 219,586 professional services companies on the live map

What they do — by trade

The trade mix across London's 219,586 registered professional services companies, by primary SIC activity:

Management consultancy activities other than financial management84,566
Advertising agencies24,059
Other professional, scientific and technical activities21,342
Specialised design activities17,520
Non-trading company10,089
Accounting and auditing activities8,617
Activities of head offices8,428
Engineering related scientific and technical consulting activities8,034
Financial management7,523
Public relations and communications activities6,923

Where they cluster — by postcode area

Registered offices by outcode — the densest is WC2H with 22,318 firms:

WC2H22,318 EC1V18,596 EC2A13,009 N111,670 W1W11,155 SE14,266 E144,113 E13,893 WC1N3,732 W1T3,116

When they were founded

Company formations in the sector, by year (full calendar years):

11,5562020
11,7622021
12,9772022
18,1562023
26,5712024
32,0632025

A sample of the companies

A handful of the active professional services companies registered across London's postcodes:

CompanyArea
Axius Consulting LtdWC2H
Lajb Consultancy LtdN5
Lila Consulting LtdW1W
Zabtech Project Management LtdWC2H
Amigo Consultancy LtdW7
Mcr Advisory LtdN16
Grand Oak Advisory LtdEC2A
Kgjmanagements LtdW1W
Compass Care Consultancy Services LtdEC2A
Holee Consulting LtdEC2A
Nordvall Consulting LtdW14
Boronia Consulting LimitedN4

Export all 219,586 professional services companies in London.
Each row includes the company name, number, status, incorporation date, full registered address, postcode, SIC codes and a direct link to its Companies House record.

Open London on the map → Free sample export · no sign-up

Quick answers

How many professional services companies are there in London?

There are 219,586 professional services companies with a registered office in London on the Companies House register, of which 179,501 (82%) are currently active.

Which part of London has the most professional services companies?

The WC2H postcode area has the highest concentration, with 22,318 of London's professional services companies registered there.

How many new professional services companies were started in London in 2025?

32,063 new professional services companies were incorporated in London during 2025, the most recent complete year on the register.

Explore nearby