[CmdletBinding()]
param (
    [string]
    $Server
)

$Projects=$null
if($PSBoundParameters.ContainsKey("Server")){
    $Projects = . .\GetProjects.ps1 -Server $Server
} else {
    $Projects = . .\GetProjects.ps1
}

if($PSBoundParameters.ContainsKey("ProjectName")){
    $Projects = $Projects | Where-Object Name -Match $ProjectName
}

return $Projects | Get-ADGroupMember | Where-Object Name -Match "GR.*"