In the computer world SOC is the recognised abbreviation for – Security Operations Centre.
Wikipedia description - A security operations center is a centralized unit that deals with security issues on an organizational and technical level. It comprises the three building blocks people, processes, and technology for managing and enhancing an organization's security posture.
If you need SOC-type services, read this -
https://www.ncsc.gov.uk/guidance/security-operations-centre-soc-buyers-guide
and then get some quotes from SOC vendors – (Google that).
Does the above offer what you want or need for - “a small company that needs 24/7 protection against cyber threats “ ?
I have to tell you that there is currently no 100% guaranteed protection against cyber threats. Nor is the available protection likely to be cheap.
Note that you posted your question in VM’s (Residential – Only) Email service section and you are unlikely to get any further guidance for “Company website security” here.