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SLA tells you the work was done. It does not tell you whether it actually made a difference.
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In facilities management, that distinction matters. A technician closes a work order, the SLA clock stops, and the asset disappears from view until the next fault. Whether the intervention solved the underlying problem, whether the assessment was correct, or whether preventive maintenance is actually reducing risk often goes unmeasured.
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The Central Assurance Score is Xempla's answer to that gap. Xempla is a System of Decisions — an AI-native layer that sits above CMMS, CAFM, and BMS systems, built not just to record what happened, but to detect what is going wrong, investigate why, implement the right response, and verify that it worked. The Central Assurance Score is its continuous metric that measures not whether FM tasks were completed, but whether assets are performing as they were intended to.
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The Four Layers of FM Accountability

Most FM reporting stops at activity. Assurance requires going further.

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Conventional FM closes the loop at Layer 1. The Central Assurance Score closes it at Layer 4, and does it continuously, not in retrospect.
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How Asset Assurance Works

At the asset level, the Central Assurance Score is built from four signals.
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Stability Confidence asks: is this asset performing as intended? A high value means the asset is well-managed with no signs of emerging failure. A low value is an early warning, not a lagging incident report.
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Triage Confidence asks: has it been properly evaluated? It reflects the quality of the triage judgement applied to the asset. High values indicate a well-supported, reliable assessment. Low values mean the picture is incomplete — the data is thin or the conclusion was inconclusive.
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Decision Assurance asks: do stability and triage agree? When an asset is flagged as unstable but the triage assessment is inconclusive, decision assurance drops — the system cannot confidently recommend a path forward, and that uncertainty is surfaced rather than hidden.
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The Preventive Multiplier asks: is prevention keeping pace? Unlike the other three, this acts as a modifier. Strong, current preventive maintenance coverage amplifies overall assurance. Lapsed or thin coverage reduces it, meaning long-term maintenance discipline shows up directly in the number.
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Together, these four signals produce a single Asset Assurance Score. A high score means the asset is stable, well-triaged, and backed by solid preventive practice. A low score is not a failure alert. It is an assurance flag, surfaced before something goes wrong.
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Location Assurance: The Same Logic, Site-Wide

The same principle applies at site level. Location Assurance aggregates assurance signals across the entire facility to measure whether the site is operating as intended, not simply whether work orders are being completed. Asset scores and location scores together give FM teams a view of operational health that completion metrics were never designed to provide.
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Why It Matters

An asset can achieve 100% SLA compliance while still becoming less reliable. Recurring faults, poor triage decisions, and weakening preventive maintenance often remain invisible in traditional reporting until failure occurs.
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The Central Assurance Score surfaces those risks earlier by measuring operational confidence continuously rather than measuring task completion retrospectively. That is the difference between knowing work was done and knowing it made a difference.
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The Central Assurance Score is live across Xempla's deployment portfolio. See how it performs in practice on the case studies page.
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FAQs

What is the Central Assurance Score in facilities management?

‍The Central Assurance Score is a KPI developed by Xempla that measures operational confidence at both the asset and site level. It combines asset stability, triage quality, decision assurance, and preventive maintenance coverage into a continuous measure of operational assurance — built on the DIIV Cycle of Detect, Investigate, Implement, and Verify.
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How is the Central Assurance Score different from SLA compliance?

‍SLA compliance confirms that work was completed within a target timeframe. The Central Assurance Score measures whether maintenance decisions are producing assets and sites that continue to perform as intended. An asset can maintain perfect SLA performance while its Assurance Score declines due to recurring issues, weak assessments, or inadequate preventive maintenance.
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What does a low Assurance Score mean?

‍A low score does not indicate failure. It indicates reduced confidence in the asset or site's operating condition and highlights areas that may require investigation before failures occur.
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Does the Central Assurance Score replace CMMS or CAFM systems?

‍No. The Central Assurance Score is Xempla's measure of operational confidence, not a replacement for your existing systems. Xempla sits above CMMS, CAFM, and BMS platforms as a System of Decisions, using data from those systems to evaluate whether operational decisions are producing the outcomes they should.