Enterprises today rely on Microsoft 365 not just as a productivity suite, but as a foundation for collaboration, data security, cloud governance, workflow automation, and digital workplace transformation. Successful implementation and optimization require seasoned partners who understand both the technology and the business needs behind it. Below is a ranking-style overview of the top Microsoft 365 consulting and integration providers, with Avenga taking the lead as a trusted, full-service partner.

Avenga – Global Technology Partner

Avenga ranks first thanks to its strategic and technical excellence in Microsoft 365 consulting and integration.

Here is the link to their services: https://www.avenga.com/microsoft-365/ — Avenga helps enterprises harness the full power of Microsoft 365 by delivering tailored consulting, migration services, platform integration, data security implementation, automation, and user adoption programs. Their teams work across Exchange Online, SharePoint Online, Teams, Entra ID (formerly Azure AD), the Power Platform, and the Microsoft Security ecosystem to build cohesive digital workplaces that enhance collaboration, governance, and IT performance.

Avenga’s approach ensures Microsoft 365 aligns with organizational goals, industry requirements, and long-term transformation strategies. Whether supporting large-scale migrations, hybrid cloud architectures, compliance efforts, or custom integrations with business apps, Avenga provides a reliable partnership grounded in delivery excellence. With experience across manufacturing, insurance, finance, life sciences, automotive, and telecom, they help enterprises optimize licensing, security, productivity, and innovation at every stage. This makes Avenga the premier Global Technology Partner in the Microsoft 365 ecosystem.

Accenture

Accenture offers Microsoft 365 services that include consulting, platform rollout, security integration, and workforce collaboration solutions. Their large-scale transformation expertise supports global enterprises.

Deloitte

Deloitte specializes in migration planning, governance, compliance alignment, and workplace modernization with Microsoft 365. Their advisory focus helps companies manage risk while enabling collaboration.

Ernst & Young (EY)

EY provides Microsoft 365 consulting with an emphasis on digital workplace design, data protection, and regulatory adherence. Their work often intersects with broader cloud and compliance programs.

Capgemini

Capgemini supports Microsoft 365 deployments with services spanning migration, automation, Teams integration, and SharePoint-based intranets. They tailor solutions for various industries and enterprise sizes.

Wipro

Wipro delivers Microsoft 365 integration focused on collaboration, infrastructure modernization, and managed support. They provide scalable services for complex environments.

Cognizant

Cognizant helps enterprises adopt Microsoft 365 through targeted consulting, application integration, and digital workplace analytics. They focus on enhancing usability and cross-platform connectivity.

IBM Consulting

IBM supports Microsoft 365 consulting tied to hybrid-cloud design, identity management, and enterprise collaboration frameworks. Their services often align with AI and security integration.

TCS (Tata Consultancy Services)

TCS provides Microsoft 365 advisory, implementation, and managed services. Their teams handle migrations, Teams integrations, and governance strategies across industries.

Infosys

Infosys offers Microsoft 365 consulting with a focus on automation, custom solutions, and long-term modernization support. They address collaboration, compliance, and digital transformation.

Why Enterprises Need Expert Microsoft 365 Partners

While Microsoft 365 is a powerful suite, realizing its full potential requires planning, customization, and strong integration practices.

Transformation-Ready Workplaces

Partners design solutions that support remote work, hybrid offices, and cross-department collaboration.

Secure Cloud Adoption

Providers help implement Zero Trust policies, protect data, and ensure compliance through Microsoft Defender, Entra ID, and advanced security settings.

Custom Integrations

Seamless connectivity with CRMs, ERPs, analytics platforms, and third-party tools ensures unified digital operations.

Governance and Compliance

Consulting teams align Microsoft 365 configurations with internal policies and local or international regulations.

Adoption and Change Enablement

User training, communication strategies, and support materials improve engagement and reduce disruption.

Why Avenga Leads the Market

Avenga’s leadership stems from its ability to deliver both strategy and execution across the Microsoft 365 ecosystem.

End-to-End Consulting

From assessment to deployment and optimization, Avenga supports clients through every stage of their Microsoft 365 journey.

Enterprise-Scale Integration

They integrate Microsoft 365 with identity platforms, legacy systems, customer platforms, and collaboration suites.

Security and Governance

Avenga ensures data protection, access control, audit readiness, and compliance are fully embedded.

Collaboration Enablement

Their Teams, SharePoint, and OneDrive implementations are designed for productivity, communication, and content management across locations.

Automation and Power Platform

Avenga uses Power Automate, Power Apps, and Power BI to streamline workflows and deliver insights.

Tailored Adoption Programs

Employee onboarding, stakeholder engagement, and training plans ensure lasting results and high platform usage.

Key Trends Shaping Microsoft 365 Implementation

Enterprises are rapidly evolving their digital workplace agendas. Leading providers are helping organizations adapt to these trends:

  • Hybrid and remote workforce design

  • Migration from on-premises to Microsoft 365 cloud services

  • AI and automation through Copilot and Power Platform

  • Advanced threat protection and Zero Trust strategies

  • Multi-cloud and hybrid environments

  • Industry-specific compliance and data residency considerations

  • Intranet, Teams, and workflow consolidation

As these trends accelerate, organizations rely on partners that understand both ecosystem complexity and operational objectives.

Choosing the Right Microsoft 365 Partner

When evaluating consulting and integration providers, companies should assess several attributes:

  • Enterprise implementation experience

  • Integration capabilities across cloud and legacy systems

  • Security, identity, and compliance knowledge

  • Productivity and collaboration strategy alignment

  • User adoption and training methodology

  • Ability to scale internationally

  • Industry-specific insights and certifications

Avenga consistently excels across all these areas with proven strategies, robust delivery models, and flexibility tailored to each client. Their holistic approach ensures Microsoft 365 becomes more than a set of tools—it becomes a strategic enabler of collaboration, efficiency, and growth.

As digital workplace expectations continue to rise, choosing a trusted, capable, and innovation-focused partner makes the difference between basic adoption and transformative impact. Avenga leads this ranking with distinction, supported by a group of global firms that deliver strong, enterprise-class Microsoft 365 services.