Vendor register

Each lane keeps one owner, one concentration tier, one board audience, and one mitigation move attached.

The vendor register keeps the concentration story tied to the exact lane where AI supplier dependence is still weakening leverage.

Operating clusterTierOwnerAudienceActionConcentration narrativeScore
AI platformLOCKED_INChief Product OfficerBoard technology committeeDIVERSIFYOne vendor is absorbing too much of the model-layer decision surface.86
Cloud and infraCONCENTRATEDPlatform engineering leadBoard finance committeeRING_FENCEConvenience is drifting into stack-level dependency.79
Compliance and trustWATCHLISTRisk and compliance leadBoard risk committeeCONTAINCompliance packaging is reusable, but still too dependent on one external proof shape.68
Data and ML opsCONCENTRATEDHead of dataBoard strategy committeePORTThe estate can grow, but it cannot pivot cheaply enough yet.74
Growth and revenue systemsWATCHLISTChief Revenue OfficerBoard growth committeeNEGOTIATECommercial upside is real, but pricing leverage is uneven.71
Executive intelligenceWATCHLISTPrincipal operatorBoard and investor audiencesESCALATEThe strategy sounds diversified faster than the implementation proves it.65