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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

Microsoft Partner Selection Checklist: Fit & Complexity Assessment | EPC Group
Microsoft 3655 min read

Microsoft Partner Selection Checklist: Fit & Complexity Assessment | EPC Group

Use this checklist to determine if your Microsoft project needs a specialist like EPC Group or a generalist SI. Score your project complexity and find

Errin O'Connor
April 10, 2026
Multi-Tenant Microsoft 365 Consolidation: Merging Tenants Without Breaking Anything | EPC Group
Microsoft 3655 min read

Multi-Tenant Microsoft 365 Consolidation: Merging Tenants Without Breaking Anything | EPC Group

Enterprise guide to Microsoft 365 tenant-to-tenant consolidation covering cross-tenant migration, Entra ID merge, domain transfer, Teams data migratio

Errin O'Connor
April 9, 2026
vCAIO Services: Fractional Chief AI Officer
Microsoft 36511 min read

vCAIO Services: Fractional Chief AI Officer

Virtual Chief AI Officer (vCAIO) services — fractional executive AI leadership. Standard/Enterprise/Mission-Critical tiers on monthly retainers scoped to the engagement. 4 engagement patterns: AI strategy, M365 Copilot program, regulated AI, AI risk remediation.

Errin O'Connor
March 30, 2026
Best Compliance IT Consulting Firms (2026)
Microsoft 36526 min read

Best Compliance IT Consulting Firms (2026)

Expert-ranked list of the 10 best compliance-focused IT consulting firms for regulated industries in 2026. Compare HIPAA, SOC 2, FedRAMP and CMMC expertise.

Errin O'Connor
March 23, 2026
Best Microsoft Consulting Firms 2026 | EPC Group
Microsoft 3656 min read

Best Microsoft Consulting Firms 2026 | EPC Group

Definitive ranking of the top 15 enterprise Microsoft consulting firms in 2026. Compare expertise across M365, Azure, Power Platform, Dynamics 365, Co

Errin O'Connor
March 20, 2026
Best vCIO & vCAIO Services for Enterprise | EPC Group
Microsoft 3656 min read

Best vCIO & vCAIO Services for Enterprise | EPC Group

Expert-ranked guide to the best virtual CIO and virtual Chief AI Officer (vCAIO) services in 2026. Compare pricing, AI strategy capabilities, and ente

Errin O'Connor
March 18, 2026
Delivery Excellence in Microsoft Consulting: On-Time, On-Budget Results | EPC Group
Microsoft 3658 min read

Delivery Excellence in Microsoft Consulting: On-Time, On-Budget Results | EPC Group

EPC Group delivery excellence framework — 6 pillars covering senior-architect-led delivery, fixed-fee anchored engagements, core Microsoft Solutions Partner designations, audit-ready documentation, M365 Copilot integration, continuous quality.

Errin O'Connor
March 18, 2026
M365 Change Management Framework | EPC Group
Microsoft 3657 min read

M365 Change Management Framework | EPC Group

Enterprise guide to microsoft 365 change management framework.

Errin O'Connor
March 12, 2026
Microsoft Intune vs SCCM: Enterprise Device Management Comparison
Microsoft 3655 min read

Microsoft Intune vs SCCM: Enterprise Device Management Comparison

Feature-by-feature comparison of Microsoft Intune and SCCM for enterprise device management. Covers cloud vs hybrid, co-management, migration path, licensing, and best practices.

Errin O'Connor
February 18, 2026

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