You have a need to report on Windows Services from Symantec Endpoint Management Platform (SEM).
Symantec Management Platform 7.x, 8.x
Altiris reports on Windows services when basic inventory is gathered and sent. The data is kept in the Inv_AeX_AC_NT_Services table.
select v.[Name] as [Computer Name], v.Domain, s.[Name], s.Description, s.StartupType
from Inv_AeX_AC_NT_Services as s
join vComputer as v
on s._ResourceGuid = v.Guid
where Description = 'windows update'