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UK COMPANY DIRECTORY

Industry sectors.

Explore UK companies by their official five-digit Standard Industrial Classification code and follow each sector into the ProcuraAxis company directory.

UK Standard Industrial Classification directory

731 sectors · Counts reconciled daily · Last updated 20 Oct 2026

SIC 64304

Activities of open-ended investment companies

SIC 64305

Activities of property unit trusts

SIC 64306

Activities of real estate investment trusts

SIC 64910

Financial leasing

SIC 64921

Credit granting by non-deposit taking finance houses and other specialist consumer credit grantors

SIC 64922

Activities of mortgage finance companies

SIC 64929

Other credit granting n.e.c.

SIC 64991

Security dealing on own account

SIC 64992

Factoring

SIC 64999

Financial intermediation not elsewhere classified

SIC 65110

Life insurance

SIC 65120

Non-life insurance

SIC 65201

Life reinsurance

SIC 65202

Non-life reinsurance

SIC 65300

Pension funding

SIC 66110

Administration of financial markets

SIC 66120

Security and commodity contracts dealing activities

SIC 66190

Activities auxiliary to financial intermediation n.e.c.

SIC 66210

Risk and damage evaluation

SIC 66220

Activities of insurance agents and brokers

SIC 66290

Other activities auxiliary to insurance and pension funding

SIC 66300

Fund management activities

SIC 68100

Buying and selling of own real estate

723companiesView companies →
SIC 68201

Renting and operating of Housing Association real estate

SIC 68202

Letting and operating of conference and exhibition centres

SIC 68209

Other letting and operating of own or leased real estate

1,505companiesView companies →
SIC 68310

Real estate agencies

123companiesView companies →
SIC 68320

Management of real estate on a fee or contract basis

637companiesView companies →
SIC 69101

Barristers at law

SIC 69102

Solicitors

SIC 69109

Activities of patent and copyright agents; other legal activities n.e.c.

SIC 69201

Accounting and auditing activities

SIC 69202

Bookkeeping activities

SIC 69203

Tax consultancy

SIC 70100

Activities of head offices

320companiesView companies →
SIC 70210

Public relations and communications activities

131companiesView companies →
SIC 70221

Financial management

SIC 70229

Management consultancy activities other than financial management

2,154companiesView companies →
SIC 71111

Architectural activities

427companiesView companies →
SIC 71112

Urban planning and landscape architectural activities

120companiesView companies →
SIC 71121

Engineering design activities for industrial process and production

102companiesView companies →
SIC 71122

Engineering related scientific and technical consulting activities

445companiesView companies →
SIC 71129

Other engineering activities

421companiesView companies →
SIC 71200

Technical testing and analysis

183companiesView companies →
SIC 72110

Research and experimental development on biotechnology

SIC 72190

Other research and experimental development on natural sciences and engineering

243companiesView companies →
SIC 72200

Research and experimental development on social sciences and humanities

SIC 73110

Advertising agencies

304companiesView companies →
SIC 73120

Media representation services

SIC 73200

Market research and public opinion polling

150companiesView companies →

Company totals use the SIC codes recorded in the ProcuraAxis Companies House dataset. They are recalculated with the existing once-daily metrics reconciliation rather than on each page visit.