Azure.AD.Export.Group.Membership.ps1

Connect-AzureAD

$Groups= Get-AzureADGroup -All $true

$GroupMembership =@()

ForEach ($group in $groups){
    
    $Owners = Get-AzureADGroupOwner -ObjectId $G.Id -All:$true
    $Members = Get-AzureADGroupMember -ObjectId $G.ID -All:$true

    foreach ($O in $Owners) {

        $GroupObject = [PSCustomObject]@{    
            GroupID           = $G.Id
            GroupDisplayName  = $G.DisplayName
            UserID            = $O.ObjectId
            UserPrincipalName = $O.UserPrincipalName
            UserDisplayName   = $O.DisplayName
            UserType          = 'Owner'
        }     
 
        # Add the Permissions Object to the Array
        $GroupMembership += $GroupObject
    
    }

    foreach ($M in $Members) {

        $GroupObject = [PSCustomObject]@{    
            GroupID           = $G.ObjectId
            GroupDisplayName  = $G.DisplayName
            UserID            = $M.ObjectId
            UserPrincipalName = $M.UserPrincipalName
            UserDisplayName   = $M.DisplayName
            UserType          = 'Member'
            UserEnabled       = $M.AccountEnabled
        }     

        # Add the Permissions Object to the Array
        $GroupMembership += $GroupObject
    
    }
}
$GroupMembership | Export-Csv -Encoding UTF8  -Delimiter ";" -Path "C:\scripts\output.csv" -NoTypeInformation