Contacts List - All Contacts Added in the Last 30 Days

SELECT c.ContactName AS [Contact Name], 

            c.firstname as [First Name], 

            c.surname as [Surname], 

            T.OrganisationV6 AS [Company],

            c.position as [Position], 

            c.Email AS [E-mail],

            LTRIM( ISNULL(c.Phone1CountryCode,'') + 

                   ISNULL(' ' + RTRIM(c.Phone1AreaCode),'') + 

                   ISNULL(' ' + RTRIM(c.Phone1),'') ) as [Contact Phone 1],

            LTRIM( ISNULL(c.CellCountryCode,'') + 

                   ISNULL(' ' + RTRIM(c.CellAreaCode),'') + 

                   ISNULL(' ' + RTRIM(c.Cell),'') ) as [Contact Mobile],

          CONVERT(varchar(12),c.CreateDate,106) as [Contact Creation Date]

FROM  tblContact c

      LEFT OUTER JOIN tblLinkCustContact L ON C.ID = L.ContactID

      LEFT OUTER JOIN tblCust T ON L.Customer_code = T.Customer_code

WHERE CONVERT(varchar(12),c.CreateDate, 112) >= CONVERT(varchar(12),GETDATE()-31, 112)