Microsoft 365 Managed Services — So Your Team Can Focus on Work, Not IT

Mismo Systems provides Microsoft 365 Managed Services for mid-market organisations across India and the UK, covering security, identity, devices, compliance, collaboration, and licence optimisation.

We help businesses manage Microsoft 365 across Exchange Online, Teams, SharePoint, OneDrive, Entra ID, Intune, Defender, and Purview with continuous oversight.

Our approach goes beyond user support, ensuring your Microsoft 365 environment remains secure, governed, optimised, and reliable.

As Copilot and AI adoption grows, we help organisations build a secure, well-governed Microsoft 365 foundation that is ready for AI.

Our Microsoft 365 Managed Services

We manage Microsoft 365 as a secure, governed, and business-critical platform. Our Microsoft 365 Managed Services cover support, tenant management, Microsoft 365 security management, identity and access governance, endpoint management, collaboration, compliance, licence optimisation, adoption, Copilot readiness, and AI governance.

Day-to-Day Support

• Break-fix support during business hours — 10 AM to 6:30 PM IST
• 24x7x365 emergency response for critical Priority 1 issues
• Fast resolution without waiting in a vendor queue

Proactive Tenant Management

• Security posture monitoring and hardening
• License optimisation — no more paying for what you don't use
• Adoption support — ensure your team actually uses what you are paying for
• Best practice implementation across your environment

Security and Compliance

• Active security incident response
• Ongoing monitoring across your Microsoft 365 environment
• Alignment with Microsoft security best practices

Quarterly Reviews

• Regular reporting on your environment's health, security posture, and usage
• Strategic recommendations — not just a status update

What We Manage

We cover your full Microsoft 365 stack: Entra ID and Tenant — Exchange Online — SharePoint — OneDrive — Microsoft Teams — Intune — Microsoft Purview — Microsoft Defender

Our Technology Partners

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Microsoft 365 Managed Services

What Our Microsoft 365 Managed Services Include

We manage Microsoft 365 as a secure, governed, and business-critical platform. Our Microsoft 365 Managed Services cover support, tenant management, Microsoft 365 security management, identity and access governance, endpoint management, collaboration, compliance, licence optimisation, adoption, Copilot readiness, and AI governance.

01 / SUPPORT

Microsoft 365 Support and Operational Continuity

We provide reliable support across Microsoft 365 so your internal IT team is not slowed down by recurring user issues, access challenges, configuration gaps, service interruptions, or security-related concerns.

Break-fix support during agreed business hours
24x7x365 emergency response for critical Priority 1 issues
Support across Microsoft 365 workloads, identity, access, collaboration, endpoint management, security, compliance, and administration
Escalation handling for complex Microsoft 365 issues requiring deeper platform and security knowledge
Faster resolution through a team that understands your environment, configuration, and business context
02 / MANAGEMENT

Microsoft 365 Tenant Management and Administration

A well-managed Microsoft 365 tenant needs regular review and governance. We help keep your tenant aligned with business needs, Microsoft best practices, security requirements, and ongoing platform changes.

Ongoing review of Microsoft 365 tenant configuration
Administration across Exchange Online, Teams, SharePoint, OneDrive, Entra ID, Intune, Defender and Purview
Review of users, groups, roles, permissions, guest access, external sharing and collaboration settings
Licence optimisation to reduce wastage and improve subscription value
Adoption guidance so users can take better advantage of Microsoft 365 capabilities
Review of Microsoft 365 roadmap changes that may affect your environment
03 / SECURITY

Microsoft 365 Security Management and Compliance

Microsoft 365 security is not a one-time setup. It requires ongoing review of identity, access, devices, data, external sharing, endpoint posture, threat protection, compliance, and user behaviour.

Microsoft 365 security posture monitoring and hardening
Review of MFA, Conditional Access, privileged access, role assignments and identity controls
Review of guest access, external sharing, SharePoint oversharing, OneDrive sharing and Teams governance
Endpoint compliance and device access review through Intune
Microsoft Defender guidance for threat protection and security improvement
Microsoft Purview guidance for data protection, sensitivity labels, retention, audit and compliance readiness
Security incident response and investigation support
04 / AI READINESS

Microsoft 365 Copilot Readiness and AI Governance

Copilot and AI agents can improve productivity, but they also make Microsoft 365 data governance more important. Copilot uses existing permissions, so overshared content, weak access controls, or unmanaged information can become easier to discover.

Copilot readiness checks across identity, permissions, data exposure, sharing and information protection
Review of SharePoint, Teams, OneDrive, Microsoft 365 Groups, guest access and security permissions
Assessment of oversharing risks that can surface through AI-powered search, prompts, responses and automation
Sensitivity label, retention and data protection guidance for AI-ready collaboration
Governance guidance for AI agents, automation and Microsoft 365 data access
Security controls to reduce unintended data exposure through Copilot or AI-powered experiences
05 / IMPROVEMENT

Quarterly Reviews and Continuous Improvement

A managed service should not only keep Microsoft 365 running; it should help the environment mature over time. We bring review discipline, practical recommendations and a prioritised improvement roadmap.

Regular reviews covering Microsoft 365 health, security posture, usage, adoption, risks and improvement areas
Practical recommendations, not just status reporting
Identification of recurring issues, configuration gaps, unused licences, oversharing risks and security gaps
Prioritised roadmap for Microsoft 365 security, compliance, governance and Copilot readiness
Clear communication with business and IT stakeholders so decisions are easier to make

What We Manage

The Microsoft 365 stack behind a secure, productive and AI-ready workplace.

Entra ID Exchange Online SharePoint OneDrive Microsoft Teams Intune Microsoft Purview Microsoft Defender Microsoft 365 Security Copilot Readiness AI Agent Governance
The Challenge

The Problem Most Organisations Don't See Coming

Microsoft 365 often looks simple from the outside because users experience it as email, Teams, files, and meetings. Behind the scenes, however, the environment is constantly changing and needs active governance.

>>>

Microsoft 365 is not a set-and-forget platform.

As your organisation grows, users, devices, applications, permissions, licences and business requirements continue to change. Without ongoing management, small gaps can quietly become larger operational and security problems.

The risk is not always a major outage. More often, it is slow configuration drift, unused investment, poor user experience, and security exposure that builds silently over time.

01

Security & Configuration Drift

Security settings can drift over time as users, devices, apps, and business requirements change.

02

Permissions Keep Growing

Permissions accumulate across Teams, SharePoint, OneDrive, groups, and external sharing.

03

Licences & Features Go Unused

Licences are often underused, wrongly assigned, or not reviewed regularly. New Microsoft capabilities can also remain unused or misconfigured.

04

IT Teams Are Already Stretched

Internal IT teams are already balancing infrastructure, endpoints, applications, and user support alongside Microsoft 365.

05

Compliance Expectations Are Rising

Compliance, data protection, and access control expectations continue to increase as organisations become more dependent on cloud services.

Microsoft Copilot & AI

AI readiness starts with getting your data and access right.

Copilot and AI agents introduce a new layer of readiness, where data access, permissions, sharing policies, sensitivity labels, and governance must be reviewed before broad adoption.

Without the right controls, AI-powered search and automation can surface information that users technically have access to, but should not be exposed casually across the organisation.

THE MISMО APPROACH

We help you stay ahead of that.

Why Mismo Systems

Why Mid-Market Organisations Choose Mismo

Customers choose Mismo Systems because they want more than basic Microsoft 365 administration. They want a partner who can keep the platform stable, secure, well-governed, and aligned with business priorities — while also helping them prepare for the next phase of work with Copilot and AI agents.

What Customers Get From Working With Us
01

Confidence in Active Management

Microsoft 365 is actively managed rather than left to drift through ad-hoc changes, accumulated permissions, unused licences, or reactive support.

02

A Team That Understands Your Environment

Customers get continuity, context, and faster problem resolution from a team that understands their Microsoft 365 environment and business requirements.

03

Reduced Pressure on Internal IT

Routine support, configuration reviews, security checks, escalations, and improvement planning are handled by specialists, reducing the pressure on internal IT teams.

04

Stronger Security & Governance

Identity, access, external sharing, endpoint management, data protection, Defender, Purview, and compliance controls are reviewed and improved as part of the service.

05

Better Value From Microsoft 365

Licences, features, security capabilities, collaboration tools, and adoption opportunities are reviewed so customers get more from what they already own.

06

Readiness for Copilot & AI Agents

Customers get help understanding data exposure, oversharing, permissions, sensitivity labels, retention, and governance before enabling AI broadly.

THE VALUE IS SIMPLE

A more secure, reliable, optimised, and AI-ready Microsoft 365 environment.

Without overloading your internal IT team.

+

Our Microsoft 365 Managed Services

Day-to-Day
Support

  • Break-fix support during business hours — 10 AM to 6:30 PM IST
  • 24x7x365 emergency response for critical Priority 1 issues
  • Fast resolution without waiting in a vendor queue

Proactive
Tenant Management

  • Security posture monitoring and hardening
  • Licence optimisation — no more paying for what you don’t use
  • Adoption support — ensure your team actually uses what you are paying for
  • Best practice implementation across your environment

Support and
Training

Offer user support and training to help your employees make the most of Microsoft 365. Including assistance with technical issues and guidance on how to use Microsoft 365 applications effectively. Get assurance of consistent and reliable support with SLA.

Upgrades and
Updates

Stay Up To Date with latest updates and security patches to ensure your environment remains secure and functional.

Strategic
Consulting

Get strategic consulting to align your Microsoft 365 strategy with your business objectives, helping you make informed decisions about cloud adoption and optimization. Scale your Microsoft 365 environment to accommodate new users and requirements with capacity planning to ensure adequate resources are available.

Partner with Mismo

Mismo Systems is a Microsoft Solution Partner based in Noida, with over 10 years of experience delivering Microsoft 365, Azure, and cybersecurity services to mid-market organisations across India and the UK. We hold Solution Partner designations in Modern Work, Azure Infrastructure, Data & AI, and Security.

Workplace productivity management

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Not Sure Where Your Microsoft 365 Environment Stands Today?

Before committing to a managed services engagement, start with our Microsoft 365 Security Assessment to identify security gaps and areas for improvement. It helps to know what you are working with.

We offer a Free Microsoft 365 Security Assessment — a no-cost, no-obligation review of your environment across identity, data protection, collaboration security, device management, and threat protection.

Most organisations we assess have gaps they didn’t know existed.

Assessment

Design

Pilot

Deployment

Transition

Get A Free Consultation ​

Tailored Solutions Designed to Perfectly Fit Your Needs.

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Frequently Asked Questions

Microsoft 365 Managed Services help organisations manage Microsoft 365 as a secure, reliable, governed, and continuously improved business platform. The service typically covers Microsoft 365 support, tenant administration, identity and access management, endpoint management, collaboration governance, Microsoft 365 security, compliance, licence optimisation, adoption, Copilot readiness, and AI governance.

Mismo Systems provides Microsoft 365 Managed Services for mid-market organisations across India and the UK. We help customers manage Microsoft 365 across Exchange Online, Microsoft Teams, SharePoint, OneDrive, Entra ID, Intune, Microsoft Defender, Microsoft Purview, Copilot readiness, and AI governance.

Our Microsoft 365 Managed Services include agreed business-hours support, emergency response for critical Priority 1 issues, proactive tenant management, Microsoft 365 security posture monitoring, identity and access reviews, endpoint compliance checks, licence optimisation, adoption guidance, quarterly reviews, and improvement planning.

Microsoft 365 Managed Services improve security by regularly reviewing MFA, Conditional Access, privileged access, guest access, external sharing, SharePoint oversharing, OneDrive sharing, Teams governance, endpoint compliance, Microsoft Defender, Microsoft Purview, data protection, retention, and compliance readiness.

A Microsoft 365 Security Assessment is a structured review of your Microsoft 365 environment to identify security gaps, misconfigurations, oversharing risks, identity and access issues, endpoint management gaps, data protection concerns, and areas where Microsoft Defender, Microsoft Purview, Entra ID, Intune, and collaboration security can be improved.

Yes. Mismo Systems offers a Free Microsoft 365 Security Assessment to help organisations understand their current Microsoft 365 security posture before committing to a managed services engagement. The assessment provides practical visibility into security risks, governance gaps, and improvement opportunities.

Microsoft 365 Copilot uses existing permissions and data access within Microsoft 365. If SharePoint sites, OneDrive files, Teams content, groups, or permissions are overshared, Copilot can make that information easier to discover. Copilot readiness helps review permission hygiene, data exposure, sensitivity labels, retention, sharing controls, and governance before rollout.

Copilot typically respects existing Microsoft 365 permissions, but if users already have access to sensitive or overshared content, AI-powered search and responses can surface that information more easily. This makes Microsoft 365 data governance, access control, and oversharing reviews important before enabling Copilot broadly.

Yes. We help customers review Microsoft 365 data access, permissions, sharing policies, sensitivity labels, retention, security controls, and governance requirements before enabling AI agents or automation across the organisation. This helps reduce unmanaged access and unintended data exposure.

Customers choose Mismo Systems because they get continuity, practical Microsoft expertise, stronger Microsoft 365 security, proactive tenant management, better license value, Copilot readiness guidance, and a partner who can connect technology decisions with business priorities.