You will find below Security solutions in most of the companies. I have added top 5 vendors for each solution type. These top 5 are pesonal choice.
It can be different than yours. Dont hesitate to comment for any rectification. Or if i should add any new category in list.
Nice artical on XDR. Its compared with SIEM.
5. Vulnerability assessment.
8. Container security
9. CI/CD Pipeline
10. Application security.
12. Risk management and vendor assessment
16. CSPM (Cloud Security Posture Management)