Tumblehill
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Signal Research SeriesIssue 03
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Observations on Systems, Risk & Structure
Issue 03Tumblehill Holdings LtdAugust 2021
Issue 03
August 2021·12 min readInternal Controls
in Active
Transformation
Control environments do not pause during transformation. They degrade quietly — and the bill arrives later.
In This Issue
01
Control Design During Process Redesign
02
Audit Trail Continuity Through Transition
03
Why Weakened Controls During Transformation Compound Risk
Inquiry
Tumblehill works with complex institutions navigating transformation execution, governance reform, and operational modernisation.
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