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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. EPC Group historically held the distinction of being the oldest continuous Microsoft Gold Partner in North America from 2016 until the program's retirement. Because Microsoft officially deprecated the Gold/Silver tiering framework, EPC Group transitioned to the modern Microsoft Solutions Partner ecosystem and currently holds the core Microsoft Solutions Partner designations.

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 multiple years, first awarded 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.

Power BI Resource

Power BI Best Practices Guide

Enterprise-Grade Business Intelligence

Power BI Best Practices Guide

By Errin O'Connor

Pages:35
File Size:2.4 MB
Last Updated:1/1/2025
Author:Errin O'Connor

What You'll Learn

Comprehensive guide to implementing Power BI in enterprise environments. Covers data modeling, DAX optimization, security, governance, and deployment strategies used by Fortune 500 companies.

Key Benefits:

  • Optimize Power BI performance by 60%
  • Implement enterprise-grade security and governance
  • Master advanced DAX patterns and calculations
  • Deploy scalable solutions for 1000+ users
  • Reduce report load times and improve user experience

Perfect For:

Data AnalystsBI DevelopersIT DirectorsCIOsBusiness Leaders

Download Your Free Power BI Best Practices Guide

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Microsoft Gold Partner•29 Years Experience

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Frequently Asked Questions

What is Power BI and how can it help my organization?

Power BI is Microsoft's enterprise analytics platform that transforms raw data into interactive dashboards and reports. It enables data-driven decision-making across your organization with real-time insights, automated refresh, and role-based access control. EPC Group has delivered 200+ enterprise Power BI implementations.

How much does Power BI consulting cost?

Power BI consulting typically ranges from $50K-$250K depending on scope. A focused dashboard project runs $50K-$100K, while enterprise-wide analytics platforms with governance frameworks cost $150K-$250K. EPC Group provides detailed estimates after a free discovery session.

What industries does EPC Group serve with Power BI?

EPC Group delivers Power BI solutions across healthcare (HIPAA-compliant), financial services (SOC 2), government (FedRAMP/GCC), manufacturing, retail, education, energy, and professional services — all with industry-specific compliance and security configurations.

How long does a Power BI implementation take?

Timeline depends on complexity: a focused dashboard suite takes 4-8 weeks, a department-wide analytics rollout takes 8-16 weeks, and an enterprise platform with Fabric, governance, and training takes 4-6 months. EPC Group uses agile delivery with 2-week sprint cycles.

Power BI Strategy: 2026 Considerations for Resources Power BI Best Practices

Direct Lake mode has changed the economics of enterprise Power BI in 2026: instead of importing data into Vertipaq, semantic models now query OneLake-resident Parquet files at near-Import-mode performance without the refresh-window cost. For a Fortune 500 finance organization migrating from a 30-minute Import-mode refresh, the equivalent Direct Lake model typically queries fact data in under 800 ms while removing the entire refresh-orchestration job from Azure Data Factory.

Row-level security (RLS) and object-level security (OLS) in Power BI Premium and Fabric F-SKU capacities are the single most-overlooked compliance control in HIPAA, SOC 2, and FINRA-regulated environments. RLS scoped via service principal authentication (rather than embedded UPN passes) is the only pattern that survives a SOC 2 Type II auditor privilege-walk test. EPC Group includes service-principal RLS as a default in every regulated-industry Power BI engagement.

Decision factors EPC Group evaluates

  • Row-level security via service principal authentication
  • Capacity sizing decision (F2/F4/F64+) tied to peak concurrent users and refresh window
  • Copilot grounding quality assessment of semantic-model metadata
  • Direct Lake mode adoption for Fabric-resident semantic models
  • License optimization audit (Pro vs Premium Per User vs F-SKU)

See related EPC Group services at /services or schedule a discovery call at /contact.

Power BI best practices — the EPC Group field reference

This Power BI best-practices reference reflects EPC Group's 29 years of Microsoft-exclusive consulting and the field experience of senior architects who have shipped enterprise Power BI environments for Fortune 500 customers across regulated industries. The patterns and trade-offs covered here come from production work, not vendor decks.

Senior-architect-led delivery

Every Power BI engagement is led and staffed by 15 to 20 year veterans. No rotating juniors learning on your tenant.

The bench includes hundreds of Microsoft-certified consultants who have shipped real production Power BI environments at scale, including semantic-model governance, Premium capacity sizing, row-level security for HIPAA and SOC 2, and Microsoft Fabric integration.

Compliance-native, not bolted on

Zero governance audit failures across 11,000-plus enterprise engagements. HIPAA, SOC 2, FINRA, FedRAMP, and CMMC controls are engineered into the tenant on day one with audit-ready evidence.

EPC Group is a Microsoft Solutions Partner with core designations across Modern Work, Security, and Data & AI. EPC Group was the oldest continuous Microsoft Gold Partner in North America from 2016 until program retirement in 2022.

How EPC Group ships Power BI

Six-phase methodology applied to every engagement:

  1. Discovery — assess existing Power BI estate, semantic models, capacity utilization, governance gaps, and compliance obligations.
  2. Design — target semantic-model architecture, workspace topology, RLS framework, capacity sizing, and governance operating model.
  3. Pilot — deploy one business unit's reporting onto the new architecture. Validate performance, security, and adoption.
  4. Wave rollout — migrate remaining workspaces in waves with hypercare and per-wave retrospective.
  5. Adoption — role-based training (executive, analyst, business user), Champions network, dashboard governance reviews.
  6. Operate — optional managed-services retainer for capacity tuning, license optimization, and quarterly business reviews.

Engagement models

  • Fixed-fee accelerators — Power BI Tenant Health Check, Semantic Model Audit, Capacity Sizing, Migration to Fabric. Typical range $25,000 to $150,000 over four to twelve weeks.
  • Project engagements — full Power BI program with milestone-based billing. Typical range $150,000 to $750,000-plus over three to nine months.
  • Managed services — tiered retainer for ongoing operations. From $3,500 per month with a twelve-month minimum.

Talk to a senior architect

30-minute discovery call. No pitch deck. Call (888) 381-9725 or schedule a discovery call and a senior Power BI architect responds within one business day.