Dallas Grant Thornton's Dallas head: Start planning now for 2025 tax changes By News - September 13, 2023 0 2 Facebook Twitter Pinterest WhatsApp Doreen Griffith, a tax partner at Grant Thornton LLP and the firm’s Dallas office managing partner, said companies should start preparing for 2025, when many of the provisions of the Trump Era Tax Cuts and Jobs Act of 2017 begin to sunset. Source