Sector
Professional & scientific
687,561 UK companies classified under professional & scientific. Public register information only.
Sector insights
Professional & scientific in the United Kingdom
Counts over the Companies House register as loaded on 2026-09-14. Dissolved companies are excluded. No financial figures are involved.
687,561Companies on the register
12%of UK companies5,503,259 across all sectors
7 yearsMedian company age6 years across all sectors
2.1%In insolvency proceedings1.9% across all sectors
New companies per year
How old they are
Professional & scientific
All sectors
- Under 3 years 25%
- 3 to 9 years 35%
- 10 to 19 years 26%
- 20 years or more 14%
5.7% carry a proposal to strike off (7.3% across all sectors). That is mostly dormant companies being removed, so it is not counted as insolvency.
What they do
- Management consultancy activities other than financial management SIC 70229223,43632%
- Other professional, scientific and technical activities n.e.c. SIC 7490964,5089.4%
- Accounting and auditing activities SIC 6920143,0726.3%
- Non-trading company SIC 749943,0036.3%
- Advertising agencies SIC 7311033,3434.8%
- specialised design activities SIC 7410032,6414.7%
- Other engineering activities SIC 7112929,9164.4%
- Activities of head offices SIC 7010027,6654.0%
- Engineering related scientific and technical consulting activities SIC 7112223,3473.4%
- Architectural activities SIC 7111118,3302.7%
- Financial management SIC 7022116,5212.4%
- Public relations and communications activities SIC 7021013,3781.9%
Where they are registered
- 147,16321%
- 11,2731.6%
- 8,6441.3%
- 8,4501.2%
- 7,4561.1%
- 6,5611.0%
- 5,9160.9%
- 5,7370.8%
- 5,4240.8%
- 5,2040.8%
Legal forms
- Private Limited Company673,49298%
- PRI/LTD BY GUAR/NSC (Private, limited by guarantee, no share capital)6,8341.0%
- Community Interest Company2,7950.4%
- PRI/LBG/NSC (Private, Limited by guarantee, no share capital, use of 'Limited' exemption)2,5520.4%
- Public Limited Company8160.1%
- Private Unlimited Company8140.1%
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Companies
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