Microsoft 365, Managed IT & Email Security Services in Brisbane

Hamilton365 is a specialist IT practice providing a focused range of high-expertise services across Microsoft 365, email security, Identity management, and after-hours IT support. Every engagement is handled directly by Jamie Hamilton, a senior M365 specialist with 25+ years of enterprise IT experience, not delegated to junior technicians or offshore helpdesks.

Emergency After-Hours Support, $165/hr (GST inc)

Immediate technical response for urgent IT issues outside business hours. Available evenings, weekends, and public holidays. On-site across Brisbane and South East Queensland, remote support available anywhere in Australia. Typical response time: within the hour.

Microsoft 365 & Identity Management

Specialist consulting across the full Microsoft 365 Identity and messaging stack. Entra ID (Azure AD) configuration and optimisation. Single Sign-On (SSO) implementation. Role-based access control (RBAC). Automated user provisioning and lifecycle management. Conditional Access policy design and implementation. Microsoft Purview and compliance configuration.

Email Infrastructure & Migration

Exchange Online migrations from small to large scale. Mail flow, routing, and transport rule configuration. Mailbox management and optimisation. Hybrid Exchange configuration and troubleshooting. Exchange Server to Exchange Online migration planning and execution.

Email Security & Compliance

Microsoft Defender for Office 365 configuration. DMARC, SPF, and DKIM implementation and enforcement. Anti-phishing and impersonation protection. Email security audits and remediation plans. Safe Attachments and Safe Links configuration.

Managed IT Services

Ongoing managed support for Microsoft 365 and Google Workspace environments. Proactive monitoring, security patching, regular health checks, licence management, and priority after-hours support. Suitable for small businesses that rely on cloud platforms and want expert oversight without a full-time IT team.

Email Investigation & eDiscovery

Confidential email investigation and eDiscovery services for legal professionals, HR managers, and organisations. Microsoft Purview Content Search and eDiscovery case management. Legal hold configuration. Evidence export in court-admissible formats. Chain of custody documentation. Findings summaries for legal and HR use.

Microsoft 365 Tenant-to-Tenant Migration

End-to-end migration planning and execution for organisations merging, splitting, or rebranding across Microsoft 365 tenants. Discovery, scoping, pilot migration, staged execution, DNS cutover, and post-migration support.

M365 Health Check, From $599 (GST inc)

Structured audit of your Microsoft 365 tenant covering licencing, MFA adoption, admin role review, Conditional Access, email authentication, Identity hygiene, and Microsoft Secure Score. Written findings report and prioritised action plan included.

Email Security Health Check, From $299 (GST inc)

Full review of SPF, DKIM, and DMARC configuration. Microsoft 365 sender authentication audit. Remediation plan and 30-minute walkthrough of findings.

Website Development

Clean, fast, SEO-optimised websites for small businesses. Built on modern frameworks and deployed on Cloudflare for speed and security. Includes Google Analytics setup, Search Console configuration, and M365 email DNS configuration. From $990 inc GST.

Contact Hamilton365

Phone: 0403 401 250 | Email: jamie@hamilton365.com.au | West End, Brisbane QLD

After-Hours Support | Managed Services | Microsoft 365 Support | Email Investigation | Tenant Migration