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Shaw Gibbs acquires Calculo, adding audit and accounts strength in the Thames Valley

Shaw Gibbs has acquired Calculo Tax Audit, a 27-strong practice with offices in High Wycombe and Bicester. The move strengthens the Group’s audit, accounts and tax offering across Oxfordshire, Buckinghamshire and the Thames Valley.

November 12, 2026

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  • I have been a client of Shaw Gibbs since the 1960's and have always found a professional but friendly response from the partners or staff

    I have been a client of Shaw Gibbs since the 1960's and have always found a professional but friendly response from the partners or staff

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    Experience, expertise and support was not only invaluable from a financing perspective, but also in assisting us to determine the future strategy.

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