Cloud Solutions in Marietta, Georgia

Cloud Services for Marietta, GA Businesses: Microsoft 365, Azure, and Secure Migration from COMNEXIA

Marietta businesses moving workloads to the cloud face a specific problem: most migration projects stall at the planning stage or go live with misconfigured permissions, leaving data exposed and employees frustrated. COMNEXIA, headquartered in Roswell, GA and operating as a security-first managed IT provider since 1991, runs structured cloud deployments for Cobb County businesses that begin with a hardened identity layer before a single mailbox moves.

What "Cloud" Actually Means for a Marietta Business

For most small and mid-size Marietta organizations, cloud means replacing on-premises Exchange servers and shared file drives with Microsoft 365, which includes Exchange Online for email, SharePoint for document libraries, OneDrive for personal file sync, and Microsoft Teams for voice and collaboration. It also means shifting from local Windows Server authentication to Microsoft Entra ID (formerly Azure AD) for identity, so every login decision, whether from a dealership service lane, a law firm home office, or a Marietta warehouse floor, is evaluated against a policy rather than a static password.

For businesses that still run line-of-business applications on physical servers, Microsoft Azure provides virtual machines and SQL-managed instances that COMNEXIA can connect to the same Entra ID tenant, giving a single sign-on experience without forcing a full application rewrite.

Security-First Configuration: What COMNEXIA Enables Before Cutover

COMNEXIA does not migrate a tenant and then add security settings afterward. The security baseline is configured in the tenant before the first production user is moved. That baseline includes:

• Entra ID Conditional Access policies that require multi-factor authentication for all users, block legacy authentication protocols (SMTP AUTH, Basic Auth), and enforce compliant-device checks using Microsoft Intune enrollment status.
• Intune device compliance profiles that apply to Windows 11 endpoints joining the tenant, enforcing BitLocker encryption, minimum OS build requirements, and firewall state before a device is granted access to SharePoint or Exchange Online.
• Exchange Online Protection and Microsoft Defender for Office 365 anti-phishing policies, including impersonation protection for the domain's key executives, configured before MX records are cut over.
• SharePoint and OneDrive sharing policies locked to internal-only by default, with external sharing enabled only for specific site collections where it is documented and approved.
• Privileged Identity Management (PIM) for Global Administrator roles, requiring just-in-time elevation rather than standing admin access.

The Staged Migration Process COMNEXIA Runs

Tenant migrations for Marietta businesses follow a documented sequence, not a single cutover event. COMNEXIA begins with a pre-migration audit of the source environment, cataloging mailbox sizes, shared mailboxes, distribution lists, and any on-premises connectors. A pilot group of five to ten users migrates first, running in parallel for five to seven business days so that mail flow, calendar sharing, and Teams channel access are verified before the production wave. MX record cutover happens during a low-traffic window, and DNS TTLs are reduced to 300 seconds 48 hours in advance so propagation is fast and rollback is clean. Post-migration, COMNEXIA monitors message trace logs in the Exchange admin center for 72 hours to catch any routing anomalies.

Cloud for Auto Dealerships in Cobb County and Metro Atlanta

Auto dealerships running CDK Global, Reynolds and Reynolds, or Dealertrack as their dealer management system have a specific cloud consideration: those DMS platforms rely on tightly controlled network access and often use dedicated MPLS or VPN tunnels that must be preserved or replaced when a dealership moves its infrastructure to Azure or Microsoft 365. COMNEXIA has experience mapping DMS connectivity requirements before migration so that service advisors and finance managers do not lose DMS access during the cloud transition.

The FTC Safeguards Rule (revised requirements effective since June 2023) requires dealerships to implement multi-factor authentication for any individual accessing customer nonpublic personal information. Microsoft Entra ID Conditional Access, properly configured, satisfies that requirement and produces the audit log evidence that a Safeguards Rule compliance review will ask for. COMNEXIA documents the Conditional Access policy configuration and Entra ID sign-in log exports as part of the monthly reporting package delivered to each dealership client.

Ongoing Management After Go-Live

Once a Marietta tenant is live, COMNEXIA manages it under the same RMM framework used for all endpoints, running NinjaOne for patch visibility and alert correlation across Windows devices enrolled in Intune. Monthly reports include Microsoft Secure Score changes, failed Conditional Access events worth reviewing, and any Defender for Office 365 incidents. Help-desk tickets for Microsoft 365 issues, whether a user locked out by a Conditional Access policy or a SharePoint permission question, are handled through a tracked ticketing system with documented resolution steps, not verbal callbacks.

Talk to COMNEXIA About Your Marietta Cloud Migration

If your Cobb County business is still running an on-premises Exchange server, using shared local drives, or managing logins without Conditional Access and MFA enforcement, the exposure is measurable and the fix is structured. Call COMNEXIA at (877) 600-6550 to schedule a cloud readiness assessment for your Marietta or metro Atlanta organization. COMNEXIA has delivered managed IT and cloud services from Roswell, GA since 1991 and will give you a specific migration plan, not a sales deck.