Security
Explore companies in the security sector, from security contractors, monitoring providers, access-control specialists and protective-service businesses. This grouping pulls together businesses involved in private security activities, security systems service activities, and investigation activities.
Work in this space can include roles such as security officer, surveillance specialist, control-room operator, contract manager, compliance lead and security operations manager. Whether you are looking for hands-on delivery, specialist expertise, client-facing work or leadership responsibility, security offers a wider range of employers and career routes than a raw SIC list suggests.
Use the county filter below to see security companies in a specific part of the UK, then jump into hiring signals or review the SIC codes that define the sector.
SIC codes included
Security is grouped here under 3 SIC codes. Each one is listed with its plain-English activity description so the grouping feels like a real industry map, not just a number dump.
Private security activities
Security systems service activities
Investigation activities
Typical job titles
This industry is typically looking for people in roles like these.
Security companies
Pick a county to load a sector-specific company list for this industry.