# Export AD groups with members listed under group name. Will include empty groups

Import-Module ActiveDirectory

$results = @()

$groups = Get-ADGroup -Filter *

foreach ($group in $groups) {

  $members = Get-ADGroupMember -Identity $group | Select-Object -ExpandProperty name  

  $memberList = $members | Out-String
  
  $obj = [PSCustomObject]@{
    Name = $group.Name
  }
  $results += $obj
  $results += "-" * $group.Name.Length
  $results += $memberList
  $results += ""
  $results += ""
}

$results | Out-File -FilePath C:\Temp\ADGroups.txt