Our People.
Roseanna McMahon.
manager
Roseanna is a Manager at Gilberts, working with a portfolio of small and medium-sized businesses and individuals. She qualified as a chartered accountant in 2024 and joined the firm in October 2026.
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Roseanna previously worked in a private client team, supporting high net worth individuals and families with their business affairs. Her experience covers audit, accounts, tax compliance and advisory work for clients in retail, entertainment, property and professional services, as well as funds and investment companies. These clients have ranged from small owner-managed businesses to larger companies with complex structures, including international groups. Roseanna’s work also includes business valuations and tax advisory reports, helping clients make well-informed decisions.
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Roseanna takes the time to understand each client’s circumstances and particularly enjoys working with entrepreneurs who are driven to grow their businesses.
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Away from the office, she enjoys golf, running and spending time with friends
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To enquire about our accounting services in St Albans and the wider Hertfordshire and London areas, contact our office today.