ADSI Local Group Member SID

[CmdletBinding()]
param
(
    [Parameter(Mandatory=$false, Position = 0)]
    [string[]] $GroupsToExclude
)
Begin
{
    $groupNames = Get-CimInstance -ClassName Win32_Group -Filter "Domain='$env:COMPUTERNAME'" -Property Name | Select-Object -ExpandProperty Name
    [string[]] $groupNames = $groupNames | Where-Object { $_ -notin $GroupsToExclude }

    $de = [adsi]"WinNT://$env:COMPUTERNAME"
}
Process
{
    foreach ($groupName in $groupNames)
    {
        try
        {
            $adminGroup = $de.Children.Find($groupName, "Group")

            foreach ($mem in $adminGroup.psbase.Invoke("members"))
            {
                $type = $mem.GetType()
                $name = $type.InvokeMember("Name", "GetProperty", $null, $mem, $null)

                [byte[]] $sidBytes = $type.InvokeMember("ObjectSid", "GetProperty", $null, $mem, $null)
                $sid = New-Object System.Security.Principal.SecurityIdentifier($sidBytes, 0)

                [pscustomobject]@{
                    Group = $groupName
                    Name = $name
                    Sid = $sid.Value
                }
            }
        }
        finally
        {
            $adminGroup.Dispose()
        }
    }
}
End
{
    $de.Dispose()
}