Managed IT Services in Brookhaven, Georgia

Managed IT Services in Brookhaven, GA: Security-First Support for DeKalb County Businesses

Brookhaven businesses operating along Peachtree Road, Dresden Drive, or inside the Corporate Boulevard corridor share a common pressure: keeping endpoints secure, systems available, and compliance obligations met without staffing a full internal IT department. COMNEXIA has delivered managed IT services from its Roswell, GA headquarters since 1991, and the security architecture we build for Brookhaven clients is the same framework we apply to auto dealerships, professional services firms, and multi-site organizations across metro Atlanta.

What Managed IT Actually Means for a Brookhaven Business

Managed IT is not a helpdesk subscription. It is a documented, continuously monitored operating model that controls how every endpoint, identity, and network segment in your environment behaves. For a Brookhaven company, that starts with a formal onboarding assessment: we map every device, document your Active Directory or Microsoft Entra ID structure, catalog software versions, and produce a written baseline before we touch a configuration. That baseline becomes the measurement point for every monthly report you receive.

Ongoing management runs on NinjaOne as our remote monitoring and management (RMM) platform. NinjaOne gives our technicians real-time visibility into CPU, memory, disk, and patch state across every managed Windows and macOS endpoint. Patches approved through our tested patch policy deploy automatically during maintenance windows you select, typically Sunday nights, so production systems are not disrupted mid-week. Any device that falls out of patch compliance triggers an alert in our ticketing queue within 15 minutes.

The Security Stack We Deploy, Named

Because every managed IT engagement at COMNEXIA is security-first, endpoint detection and response comes standard, not as an add-on. We deploy SentinelOne EDR on all managed endpoints. SentinelOne's Singularity platform applies behavioral AI to detect lateral movement and fileless malware that signature-based antivirus misses entirely. Alongside EDR, we configure Microsoft Entra ID Conditional Access policies to enforce multi-factor authentication and block sign-ins from non-compliant devices, which eliminates the credential-stuffing risk that flat password policies leave open.

DNS filtering runs through Cisco Umbrella to block malicious domains before a connection is established, reducing phishing exposure at the network layer. These are not optional extras: they are the minimum security posture we consider acceptable for any Brookhaven business that stores customer records, payment data, or regulated information.

Auto Dealerships in Brookhaven and the FTC Safeguards Rule

Dealerships operating in or near Brookhaven have specific obligations under the FTC Safeguards Rule, which requires a written information security program, annual risk assessments, access controls, encryption of customer data in transit and at rest, and continuous monitoring of systems that touch nonpublic personal information. COMNEXIA has direct experience integrating managed IT with dealership-specific platforms including CDK Global, Reynolds and Reynolds, and Dealertrack.

A practical example: CDK Global's DMS communicates over specific ports and requires workstation configurations that conflict with default Windows hardening baselines. We document those exceptions, apply compensating controls, and log the deviation in your Safeguards Rule documentation so an FTC auditor can see the rationale. Reynolds and Reynolds environments require similar workstation image management, and we handle that standardization as part of onboarding so every service lane terminal runs an identical, auditable build.

Help Desk, Ticketing, and Monthly Reporting

Brookhaven users submit tickets by phone, email, or portal. Every ticket opens in ConnectWise Manage, is categorized by type and priority, and is assigned to a technician with a documented response target based on severity. You receive a monthly report that shows total ticket volume, categories, average resolution time, patch compliance percentage by device group, and any open vulnerabilities with remediation status. That report is a management document, not a marketing summary. It is the data you need to make budget and staffing decisions.

• RMM agent deployment on all Windows and macOS endpoints via NinjaOne within the first five business days of onboarding
• SentinelOne EDR installed and tuned with your approved application baseline before go-live
• Microsoft Entra ID Conditional Access configured to require MFA and compliant device status for all cloud app sign-ins
• Cisco Umbrella DNS filtering active across all managed network segments
• Patch policy covering OS and third-party applications (Adobe, Chrome, Java, and others) with weekly compliance reporting
• Written network and device inventory delivered at onboarding and updated at every major change
• Monthly reporting package covering security posture, ticket analytics, and open remediation items

Serving Brookhaven from Roswell Since 1991

COMNEXIA is headquartered at Roswell, GA, roughly 25 miles north of Brookhaven via GA-400 and I-285. That proximity means a field technician can be on-site for hardware failures, structured cabling issues, or compliance walkthroughs without the travel overhead that national MSPs charge. Thirty-five years of continuous operation in the Atlanta metro means our processes are proven against real Georgia business conditions, not theoretical frameworks.

If your Brookhaven business is running unmanaged endpoints, relying on break-fix IT, or approaching an FTC Safeguards audit without a documented security program, call COMNEXIA at (877) 600-6550 to schedule a no-obligation environment assessment. We will document what you have, identify the gaps, and tell you exactly what it takes to close them.