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Last updated by Errin O'Connor, Founder & Chief AI Architect, EPC Group

The EPC Group blog collects the firm's working notes on enterprise Microsoft programs: Microsoft 365 and Copilot, Azure, Power BI and Fabric, Dynamics 365, security, governance and adoption. It is written for the architects, IT leaders and compliance owners who run those programs and need a specific decision explained rather than a product overview.

Key Facts

  • Microsoft enterprise consulting since 1997; 6,500+ SharePoint and 1,500+ Power BI deployments.
  • Compliance-native delivery across HIPAA, SOC 2, FedRAMP, FINRA, CMMC, and GxP environments.
  • Microsoft Solutions Partner with experience across core current designations.
  • Senior architect named on every engagement Statement of Work.
  • Engagement Operating Model: published seven-phase Microsoft project management methodology.
  • Free initial consultation; fixed-fee scoped Statements of Work.

Looking for one question answered? See Answers. Dated standards and decision frameworks live in Insights.

Popular: SharePoint Migration, Power BI, AI Governance, Azure

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Latest Articles

Audit-Ready Analytics: Compliance-First BI Framework
AI Governance5 min read

Audit-Ready Analytics: Compliance-First BI Framework

Audit-ready analytics enterprise framework — 8-domain operating model covering data lineage, version control, sensitivity labeling, RLS attestation, change management, evidence preservation, compliance attestation, audit response.

Errin O'Connor
December 17, 2025
Virtual CIO Services 2026 | vCIO & vCAIO Guide
AI Governance4 min read

Virtual CIO Services 2026 | vCIO & vCAIO Guide

Complete guide to Virtual CIO (vCIO) and Virtual Chief AI Officer (vCAIO) services. Strategic IT leadership at a fraction of the cost.

Errin O'Connor
December 15, 2025
Power BI Performance Optimization: Enterprise Guide 2026
Power BI4 min read

Power BI Performance Optimization: Enterprise Guide 2026

Deep technical guide to Power BI performance optimization. DAX optimization, data model best practices, incremental refresh, composite models.

Errin O'Connor
December 13, 2025
Microsoft Managed Services & Support | Enterprise Guide
Azure5 min read

Microsoft Managed Services & Support | Enterprise Guide

Enterprise Microsoft managed services: business-hours monitoring, Azure management, Power BI analytics support, and incident response under a named senior architect.

Errin O'Connor
December 12, 2025
Security-First Governance Architecture for Microsoft 2026
AI Governance4 min read

Security-First Governance Architecture for Microsoft 2026

Enterprise guide to security-first governance on Microsoft. Zero Trust, Conditional Access, DLP, Microsoft Purview, Entra ID, Defender, Sentinel.

Errin O'Connor
December 12, 2025
Building an AI-Ready Analytics Backbone on Microsoft
Power BI5 min read

Building an AI-Ready Analytics Backbone on Microsoft

How to build an AI-ready analytics backbone on Microsoft. Fabric + Power BI + Azure AI + Copilot unified architecture.

Errin O'Connor
December 10, 2025
Power BI ROI Calculator: Enterprise Analytics Value 2026
Power BI5 min read

Power BI ROI Calculator: Enterprise Analytics Value 2026

Power BI ROI calculator and business case guide. Cost savings, productivity gains, decision-speed improvement with specific calculations.

Errin O'Connor
December 9, 2025
Power BI Embedded Analytics & App Integration Guide 2026
Power BI4 min read

Power BI Embedded Analytics & App Integration Guide 2026

Complete guide to Power BI Embedded. App Owns Data, User Owns Data, ISV scenarios, row-level security, pricing.

Errin O'Connor
December 9, 2025
Microsoft Credentialed Expertise: Partner Selection Guide
Microsoft 3655 min read

Microsoft Credentialed Expertise: Partner Selection Guide

How to evaluate Microsoft consulting partners by credentials. Solutions Partner, Advanced Specializations, certifications.

Errin O'Connor
December 9, 2025

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