Arch Sinfonia is a Charitable Incorporated Organisation (Charity no. 1205630) and Arch Ensemble Limited is a company limited by guarantee without share capital (no. 10878630). All charitable activity is run through the CIO (known as Arch Sinfonia) and Arch Ensemble Ltd will be dissolved (date TBC). At this time Arch Sinfonia shall be known as the CIO henceforth.

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