Our Mission
To empower enterprise organizations with Microsoft technology solutions that drive efficiency, enable innovation, and deliver measurable business outcomes while ensuring security, compliance, and user adoption.
Our Vision
To be the most trusted Microsoft consulting partner for enterprises worldwide, known for our deep expertise, innovative solutions, and unwavering commitment to client success.
What Drives Us
Our core values guide every engagement, decision, and solution we deliver.
Excellence
We deliver enterprise-grade solutions that exceed expectations and drive measurable business outcomes.
Integrity
We build lasting relationships through transparency, honesty, and ethical business practices.
Innovation
We stay at the forefront of Microsoft technologies to bring cutting-edge solutions to our clients.
Partnership
We work alongside our clients as trusted advisors, not just vendors, invested in their success.
Security
We prioritize security and compliance in every solution, protecting our clients' most valuable assets.
Results
We focus on outcomes that matter: efficiency, adoption, ROI, and lasting organizational transformation.
28+ years of Excellence
From a small Microsoft consulting firm to a trusted enterprise partner.
Company Founded
EPC Group established as a Microsoft consulting firm in Houston, Texas.
Microsoft "Tahoe" Beta Team
A member of the Microsoft "Tahoe" Beta Team - Later to be renamed SharePoint 2001 in 2001.
SharePoint 2001 Launch
SharePoint 2001's launch from work assisted by EPC Group on "Project Tahoe," SharePoint 2001's Beta Team.
Gold Partner Status
Achieved Microsoft Gold Partner certification in multiple competencies.
"Swiss Army Knife of Software"
In an interview with Microsoft and Redmond News, Errin O'Connor coins the phrase "SharePoint is the Swiss Army Knife of Software."
First Book Published
Errin O'Connor publishes first Microsoft Press bestseller on SharePoint.
Gartner Summit Keynote
Errin O'Connor keynotes Gartner's Portal, Content and Collaboration Summit.
Microsoft SharePoint Technology Conference
Errin O'Connor keynotes the Microsoft SharePoint Technology Conference in San Francisco.
SharePoint Summit 2009 Canada
Errin O'Connor keynotes the SharePoint Summit 2009 Canada in Montreal.
2nd Fastest Growing Company in Houston
EPC Group is ranked the 2nd Fastest Growing Company in Houston by the Houston Business Journal - 478% growth for prior 48 months.
SharePoint Foundation 2010 Inside Out
EPC Group's Founder authors his book for Microsoft Press/Pearson on SharePoint 2010 and its official release - 18 City Book Tour, Signing & Roadshow for SharePoint 2010's launch.
Microsoft SharePoint Conference 2011
Errin O'Connor is a key speaker at the Microsoft SharePoint Conference 2011 in Anaheim, CA and hosts a 500 copy book signing of his SharePoint 2010 book.
Enterprise Focus
Expanded to focus exclusively on Fortune 500 and large enterprise clients.
SharePoint 2013 Field Guide
EPC Group's Founder authors his 2nd book for Microsoft Press/Pearson on SharePoint 2013 and its official release - 21 City Book Tour & Roadshow for book launch.
Power BI Beta Team "Project Crescent"
EPC Group is a part of Power BI's Beta Team, "Project Crescent" - Microsoft's revolutionary business intelligence platform.
Microsoft SharePoint Conference 2014
Errin O'Connor is a key speaker at the Microsoft SharePoint Conference 2014 in Las Vegas (Venetian Hotel) - after keynote speaker Bill Clinton.
Microsoft Power BI Dashboards Step by Step
EPC Group's Founder Errin O'Connor releases official Power BI book for Microsoft Press - 30 City Book Tour, Signing & Power BI's New Features Launch Events.
Azure Expansion
Launched Azure consulting practice for cloud migrations and architecture.
Microsoft Business Applications Summit
Errin O'Connor keynotes the Microsoft Business Applications Summit.
VCAIO Methodology
EPC Group architects the first VCAIO (Virtual Chief AI Officer) methodology and publishes a whitepaper outlining its architectural components.
AI Governance
Pioneered AI governance frameworks for healthcare and financial services.
Meet Our Leadership
Industry-recognized experts leading the way in enterprise Microsoft consulting.

Errin O'Connor
Founder & CEO
Microsoft Press bestselling author with 28+ years of enterprise consulting experience. He has personally led over 5,200 SharePoint implementations and migrations for Fortune 500 companies, establishing EPC Group as a premier Microsoft consulting partner. As a recognized thought leader in Microsoft technologies, Errin has authored four bestselling books published by Microsoft Press covering Power BI, SharePoint, Azure, and large-scale enterprise migrations.
Published Works (Microsoft Press)

Gurminder Singh
Chief Operating Officer
Gurminder leads our implementation and architecture teams with exceptional problem-solving and client focus. He brings comprehensive technical knowledge with a gift for communicating complex solutions in ways clients understand and trust. With extensive experience in enterprise solution delivery, Gurminder ensures that every EPC Group engagement meets the highest standards of quality and client satisfaction.
Enterprise-Grade Credentials
Our certifications ensure the highest standards of security, compliance, and expertise.
Frequently Asked Questions
When was EPC Group founded?
EPC Group was founded in 1997 in Houston, Texas by Errin O'Connor. Starting as a Microsoft consulting firm, EPC Group has grown over 28+ years into a premier enterprise Microsoft consulting partner serving Fortune 500 companies, federal agencies, healthcare systems, and financial institutions across the United States.
How many consultants does EPC Group have?
EPC Group employs between 50-200 Microsoft-certified consultants depending on project demand, with expertise spanning SharePoint, Power BI, Azure, Microsoft 365, Dynamics 365, AI governance, and security. Our team includes industry-certified professionals with cross-domain credentials including CISSP, CISM, PMP, and healthcare IT certifications.
What industries does EPC Group specialize in?
EPC Group specializes in compliance-heavy regulated industries including healthcare (HIPAA), financial services (SOC 2, SEC/FINRA), government (FedRAMP, FISMA), manufacturing (CMMC, ITAR), and education (FERPA). We also serve energy, insurance, legal, retail, and nonprofit organizations with industry-specific Microsoft solutions.
What is EPC Group's Microsoft partnership level?
EPC Group is a Microsoft Gold Partner with certifications in multiple competencies including Cloud Platform, Data Analytics, Application Development, and Collaboration. Our founder Errin O'Connor is a 4-time Microsoft Press bestselling author, and the team includes Microsoft MVP nominees and certified specialists across the Azure, Microsoft 365, and Power Platform ecosystem.
What engagement models does EPC Group offer?
EPC Group offers flexible engagement models including project-based consulting (fixed scope and timeline), staff augmentation (dedicated resources embedded in your team), managed services (ongoing monitoring, optimization, and support), retainer-based advisory services, and Virtual Chief AI Officer (vCAIO) engagements for organizations needing strategic AI guidance.
How do I schedule a consultation with EPC Group?
Schedule a free consultation by calling (888) 381-9725 or submitting a request through our contact page. We respond within 24 hours. During the initial consultation, we assess your current environment, understand your goals, and identify quick wins before providing a detailed proposal with scope, timeline, and investment.
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