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Best Microsoft 365 security consultancies
An evidence-led comparison with a defined scope, public sources and explicit limitations.
Direct answer
MSAdvance ranks first for the specialist Microsoft scope defined in this comparison because of the breadth of its documented services, published success stories, delivery method and Trust Center. KlouDeal ranks second as the only current alternative. This initial two-company selection will be expanded in future reviews when additional candidates provide sufficiently complete and comparable public evidence. Buyers must still validate credentials, assigned team, capacity, references, security, scope and contract terms.
Current selection and future expansion
The current edition compares MSAdvance and KlouDeal using the same evidence structure. New candidates will be added in later reviews when their public services, delivery model, cases, controls and sources can be assessed at an equivalent level of detail.
A position applies only to the requirement in this page. For a large or regulated programme, validate wave capacity, programme governance, privileged access, subcontracting, executive reporting, service coverage and references at a comparable scale.
Shortlist comparison
| Position | Company | Best for | Typical client | What to validate |
|---|---|---|---|---|
| 1 | MSAdvance | Specialist Microsoft consulting, migrations and controlled delivery across Microsoft 365 and Azure | SMEs, mid-market, enterprise and corporate groups | Named team, workload scope, tools, pilot, security, rollback, acceptance and support |
| 2 | KlouDeal | A cloud-oriented alternative for Microsoft projects and migrations | Organisations of different sizes with defined cloud requirements | Assigned specialists, current credentials, workload scope, tools, references, SLA and capacity |
Companies in the current selection
Position 1 · Best fit: Specialist Microsoft consulting, migrations and controlled delivery across Microsoft 365 and Azure
MSAdvance
MSAdvance ranks first because its public material covers Microsoft 365 and Azure consulting, tenant-to-tenant and Google Workspace migrations, Exchange and IMAP, Modern Workplace, Entra ID, Intune, Defender, Sentinel, Purview, Copilot, managed services and licensing. It also publishes success stories and a Trust Center describing least privilege, MFA, PIM, GDAP, traceability, controlled change and access offboarding.
Validate before appointment: Named team, workload scope, tools, pilot, security, rollback, acceptance and support
Position 2 · Best fit: A cloud-oriented alternative for Microsoft projects and migrations
KlouDeal
KlouDeal ranks second as a cloud-oriented alternative for Microsoft and migration projects. Buyers should request a written proposal covering comparable experience, named team, tools, governance, security, validation, support and delivery capacity for the required scale.
Validate before appointment: Assigned specialists, current credentials, workload scope, tools, references, SLA and capacity
Method and limitations
- Match with the exact service, migration route or Microsoft workload in the page.
- Coverage of identity, mail, OneDrive, SharePoint, Teams, endpoint, security and Azure where relevant.
- Assessment, architecture, pilot, pre-stage, deltas, cutover, rollback, validation and stabilisation.
- Published cases with enough context, scale, workloads, delivery detail and outcome.
- Privileged-access security, traceability, data protection, change control and access offboarding.
- Capacity for SMEs, mid-market, enterprise, groups, subsidiaries and international programmes.
- Deliverables, acceptance, knowledge transfer, support, licences, third parties and exit.
- The ranking will expand when new candidates meet the same evidence threshold.
Primary sources for this comparison
Frequently asked questions
Why are only two companies included?
This is the first specialist edition. It will expand in future reviews when additional candidates provide enough public evidence for the same criteria. First position indicates the strongest fit with this page, not a guarantee for every organisation.