Yes, I see that now, but I ended up needing all the contents of the Local Administrator Group, which includes nested domain accounts. I worked with Support and they helped me with this.
This is the Report:
Select Top 1000000 tblAssets.AssetName,
tblUsers.Name As UserName,
Null As Groupname,
tblAssets.Domain,
tblAssetCustom.Model,
tsysOS.OSname As OS,
tblAssets.IPAddress,
tsysIPLocations.IPLocation,
tblAssets.Lastseen,
tblAssets.Lasttried
From tblAssets
Inner Join tblUsers On tblAssets.AssetID = tblUsers.AssetID
Inner Join tblAssetCustom On tblAssets.AssetID = tblAssetCustom.AssetID
Inner Join tsysOS On tblAssets.OScode = tsysOS.OScode
Left Join tsysIPLocations On tsysIPLocations.LocationID = tblAssets.LocationID
Where tblUsers.SID Like '%-500' And tblAssetCustom.State = 1
Union All
Select Top 1000000 tblAssets.AssetName,
tblUsersInGroup.Username As UserName,
tblUsersInGroup.Domainname As Groupname,
tblAssets.Domain,
tblAssetCustom.Model,
tsysOS.OSname As OS,
tblAssets.IPAddress,
tsysIPLocations.IPLocation,
tblAssets.Lastseen,
tblAssets.Lasttried
From tblUsersInGroup
Inner Join tblAssets On tblUsersInGroup.AssetID = tblAssets.AssetID
Inner Join tblAssetCustom On tblAssets.AssetID = tblAssetCustom.AssetID
Inner Join tsysOS On tblAssets.OScode = tsysOS.OScode
Left Join tsysIPLocations On tsysIPLocations.LocationID = tblAssets.LocationID
Where Not Exists(Select tblAssets.AssetName As Domain,
tblUsers.Name As UserName
From tblAssets Inner Join tblUsers On tblAssets.AssetID = tblUsers.AssetID
Where tblUsers.BuildInAdmin = 1 And tblUsersInGroup.Domainname =
tblAssets.AssetName And tblUsersInGroup.Username = tblUsers.Name) And
tblUsersInGroup.Admingroup = 1 And tblAssetCustom.State = 1
Order By AssetName