Affinia strengthens Tax leadership with the appointment of Rob Thomson 

We are delighted to welcome Rob Thomson as Co-Head of Tax, further strengthening our leadership team and deepening our expertise in supporting entrepreneurs and owner-managed businesses. 

Rob brings a wealth of commercial and technical tax experience, with a proven track record of leading national service teams and advising fast-growing businesses. His appointment reflects Affinia’s commitment to investing in top talent and delivering high-impact, commercially focused advice across London, East Anglia and the South East. 

Working alongside fellow Co-Head Paul Mustoe, Rob will play a key role in expanding our tax services, enhancing client delivery, and supporting our strategic growth plans. 

Rob says: “I’m excited to be joining Affinia at such a pivotal time. The firm’s focus on exceptional client service, its people, and its investment in local communities really stood out to me. I’m looking forward to helping drive its ambitious plans forward.” 

Rob’s arrival comes as Affinia continues to grow its regional footprint. With over 500 professionals across 11 offices, we support over 7,000 clients – from start-ups to established enterprises. 

Chris Annis, Chief Commercial Officer, added: 

“We’re delighted to welcome Rob to the team. His insight and experience will be invaluable as we scale our tax offering and continue delivering real value to our clients.” 

We are very much looking forward to the impact Rob will make as we continue to invest in our people and delivery meaningful results.