Back to the future as audit specialist Mason strengthens PEM leadership

02 Dec, 2025
Newsdesk
PEM, Cambridge’s largest independent firm of accountants, tax and business advisers, has recruited experienced practitioner Andrew Mason as Partner in its Audit & Accounts team.
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Andrew Mason. Courtesy – PEM.

With over 25 years’ experience in audit and assurance, Mason joins from RSM UK, where he was a Partner in the firm’s Cambridge office. He brings extensive technical knowledge and a proven track record of working alongside entrepreneurial private companies, mid-market venture capital and private equity backed businesses, as well as international groups across a diverse range of sectors.

Mason began his career with PEM as a trainee, qualifying in 1997. He has spent the majority of his career in the Cambridgeshire market, including senior positions with a prominent mid-tier national firm. This has given him a uniquely well-rounded perspective on the region’s business community and the challenges faced by growing and well-established organisations.

His broad sector insight – advising clients in technology, life sciences, manufacturing, and consumer market sectors – combined with a pragmatic and commercially-driven approach, makes him a valuable addition to PEM’s growing leadership team.

He says: “The city continues to attract exceptional talent and innovation, and PEM sits at the heart of that ecosystem. I look forward to helping clients capitalise on the opportunities this presents and supporting PEM’s ongoing growth strategy.”

Warren Tilbury, Managing Partner at PEM, added: “We’re delighted to welcome Andrew to PEM. His depth of technical knowledge, long-standing connections in the Cambridge market, and experience advising fast-growing and complex businesses will strengthen our team and enhance the support we offer clients navigating an increasingly challenging environment.”