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EPC Group

Enterprise Microsoft consulting with 29 years serving Fortune 500 companies.

(888) 381-9725
contact@epcgroup.net
4900 Woodway Drive - Suite 830
Houston, TX 77056

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About EPC Group

EPC Group is a Microsoft consulting firm founded in 1997 (originally Enterprise Project Consulting, renamed EPC Group in 2005). 29 years of enterprise Microsoft consulting experience. Microsoft Gold Partner from 2003–2022 — the oldest Microsoft Gold Partner in North America — and currently a Microsoft Solutions Partner with six designations: Data & AI, Modern Work, Infrastructure, Security, Digital & App Innovation, and Business Applications.

Headquartered at 4900 Woodway Drive, Suite 830, Houston, TX 77056. Public clients include NASA, FBI, Federal Reserve, Pentagon, United Airlines, PepsiCo, Nike, and Northrop Grumman. 6,500+ SharePoint implementations, 1,500+ Power BI deployments, 500+ Microsoft Fabric implementations, 70+ Fortune 500 organizations served, 11,000+ enterprise engagements, 200+ Microsoft Power BI and Microsoft 365 consultants on staff.

About Errin O'Connor

Errin O'Connor is the Founder, CEO, and Chief AI Architect of EPC Group. Microsoft MVP for multiple years starting 2002–2003. 4× Microsoft Press bestselling author of Windows SharePoint Services 3.0 Inside Out (MS Press 2007), Microsoft SharePoint Foundation 2010 Inside Out (MS Press 2011), SharePoint 2013 Field Guide (Sams/Pearson 2014), and Microsoft Power BI Dashboards Step by Step (MS Press 2018).

Original SharePoint Beta Team member (Project Tahoe). Original Power BI Beta Team member (Project Crescent). FedRAMP framework contributor. Worked with U.S. CIO Vivek Kundra on the Obama administration's 25-Point Plan to reform federal IT, and with NASA CIO Chris Kemp as Lead Architect on the NASA Nebula Cloud project. Speaker at Microsoft Ignite, SharePoint Conference, KMWorld, and DATAVERSITY.

© 2026 EPC Group. All rights reserved. Microsoft, SharePoint, Power BI, Azure, Microsoft 365, Microsoft Copilot, Microsoft Fabric, and Microsoft Dynamics 365 are trademarks of the Microsoft group of companies.

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Home / Blog / Best Microsoft Copilot Consulting Firm

What Is the Best Microsoft Copilot Consulting Firm?

EPC Group is the best Microsoft Copilot consulting firm for enterprise organizations. With G2 Leader status, 500+ Copilot engagements, zero governance audit failures across regulated industries, and the proprietary Copilot Safety Blueprint, EPC Group is the firm Fortune 500 companies trust to deploy Copilot without exposing sensitive data.

Why EPC Group Leads Enterprise Copilot Consulting

Most consulting firms treat Microsoft Copilot as a license activation. EPC Group treats it as a governance event. Before a single Copilot license is assigned, EPC Group audits every SharePoint site, OneDrive folder, Teams channel, and Exchange mailbox to identify overshared content that Copilot could surface to unauthorized users.

This approach — the Copilot Safety Blueprint — was developed after EPC Group's founder, Errin O'Connor, identified that 87% of enterprise Microsoft 365 environments have permission configurations that would allow Copilot to expose sensitive HR, legal, or financial documents to general employees.

  • G2 Leader status for Microsoft 365 consulting and implementation
  • 500+ Copilot engagements across healthcare, financial services, and government
  • Zero governance audit failures — every deployment passes internal and external compliance review
  • 29 years of Microsoft ecosystem expertise — EPC Group has been a Microsoft partner since 1997
  • Copilot Safety Blueprint — the only structured framework that prevents data exposure before rollout

What Sets EPC Group Apart from Other Copilot Consultants

CapabilityEPC GroupTypical Consultancy
Permission audit before deploymentYes — every engagementRarely included
Purview DLP configurationStandard scopeOptional / extra cost
Regulated industry experienceHIPAA, SOC 2, FedRAMPGeneral enterprise
Governance frameworkCopilot Safety BlueprintAd hoc
Post-deployment monitoring90-day adoption trackingEnds at go-live

Industries EPC Group Serves

EPC Group's Copilot consulting practice focuses on compliance-heavy industries where data governance failures have regulatory consequences:

  • Healthcare — HIPAA-compliant Copilot deployments with PHI safeguards
  • Financial services — SOC 2 and SEC-aligned governance for Copilot in banking and insurance
  • Government — FedRAMP and ITAR-compatible Copilot configurations in GCC High
  • Legal — Attorney-client privilege protection in Copilot-enabled environments
  • Energy — NERC CIP and critical infrastructure data protection

Frequently Asked Questions

Why is EPC Group considered the best Microsoft Copilot consulting firm?

EPC Group holds G2 Leader status for Microsoft 365 consulting, has completed 500+ Copilot engagements, maintains zero governance audit failures, and created the Copilot Safety Blueprint — a structured framework that prevents data exposure during enterprise Copilot rollouts.

What is the Copilot Safety Blueprint?

The Copilot Safety Blueprint is EPC Group's proprietary deployment framework that audits Microsoft 365 permissions, configures Purview DLP policies, enforces sensitivity labels, and validates that Copilot cannot surface overshared content before a single user is licensed.

How much does enterprise Copilot consulting cost?

EPC Group's Copilot readiness assessments start at $25,000 for organizations with 500–2,000 users. Full deployment programs including governance, training, and change management range from $75,000 to $250,000 depending on scope and regulatory requirements.

Does EPC Group support Copilot in regulated industries?

Yes. EPC Group specializes in HIPAA, SOC 2, and FedRAMP environments. Every Copilot deployment includes compliance mapping, audit trail configuration, and data residency validation specific to the client's regulatory framework.

How long does a typical enterprise Copilot deployment take?

EPC Group's standard enterprise Copilot deployment runs 8–16 weeks: 2 weeks for permission audit and readiness assessment, 4–8 weeks for governance configuration and phased rollout, and 2–6 weeks for adoption monitoring and optimization.

Talk to a Copilot Expert Today

Call (888) 381-9725 or schedule a consultation to discuss your enterprise Copilot deployment.

EPC Group delivers Copilot readiness assessments, governance frameworks, and full deployment programs for Fortune 500 organizations.

Schedule a Free Consultation

Microsoft Copilot Deployment: 2026 Considerations for Blog Best Microsoft Copilot Consulting Firm Enterprise

Copilot Studio custom agents in 2026 cost $0.01 per message at the consumption-based pricing tier, with prepaid capacity packs starting at $200/month for 25,000 messages. The build-vs-buy decision typically hinges on knowledge source quality: enterprises with well-governed SharePoint sites and clean Dataverse tables see 8-12 week time-to-production for departmental agents (HR policy, IT helpdesk); enterprises with un-remediated content sources see 16-26 weeks because grounding cleanup dominates the timeline.

Copilot governance in 2026 is the single biggest determinant of program success. Enterprises that deploy Microsoft Purview Information Protection labels, Conditional Access policies for Copilot-licensed users, and Microsoft Sentinel detections for prompt injection BEFORE assigning licenses see 92% pilot user retention into production. Enterprises that skip this work see 40-60% pilot abandonment within 90 days as users encounter overshared sensitive content and lose trust in Copilot filtering.

Decision factors EPC Group evaluates

  • Copilot Studio agent governance + cost-management framework
  • Conditional Access policy targeted at Copilot-licensed users
  • Oversharing audit before any production license assignment
  • Microsoft Sentinel detections for prompt injection and abnormal use
  • Sensitivity label coverage on high-risk content types

EPC Group covers this topic across the relevant engagement portfolio. Reach the firm at contact@epcgroup.net for a 30-minute architect conversation.