IT Services and Consulting in Charleston
NetSys provides IT consulting to businesses in Charleston: written assessments, roadmaps with real numbers, cloud and Microsoft 365 migrations, network designs, compliance programs and a virtual CIO who stays for the quarterly review. Engineers since 1998, not a sales deck. Charleston is served from Brooklyn, in the same Eastern time zone. Monitoring, help desk and remediation run remotely around the clock from Brooklyn. On-site commitments are arranged in advance and sized to the engagement. Most clients run between 10 and 75 seats, and every agreement is month to month.
The short answer
NetSys provides IT consulting to businesses in Charleston: assessments, technology roadmaps with costs, Microsoft 365 and Azure migrations, network and office designs, security and compliance programs and virtual CIO reviews. Delivery is remote-first from Brooklyn, and on-site commitments are arranged in advance and sized to the engagement, up to a dedicated engineer with a drive time generally under an hour where regular presence is part of the scope. Most clients run between 10 and 75 seats, and every agreement is month to month.
How IT consulting is delivered in Charleston
Charleston is served from Brooklyn, in the same Eastern time zone. Monitoring, help desk and remediation run remotely around the clock from Brooklyn. On-site commitments outside the tri-state area are arranged in advance and sized to the engagement: a mostly remote engagement needs no dedicated on-site engineer, while an engagement that calls for regular presence, such as vCISO work with someone on site two days a week, gets a dedicated engineer whose drive time is generally under an hour, depending on where that engineer and your office are. Hardware ships pre-configured, so most projects need no visit at all. The buildings decide a lot of the design. Daniel Island and North Charleston have carrier choice, but downtown's historic buildings run on single circuits and port-related warehouses put the network closet by the dock, so failover and segmentation come first. The carriers we see most in Charleston are Comcast Business, AT&T Business Fiber and Home Telecom, and the failover design starts with which of them actually reach your building.
Who IT consulting in Charleston is built for
Most of our Charleston work sits in Downtown Charleston, Mount Pleasant, North Charleston, Daniel Island and Summerville: aerospace and automotive suppliers on Epicor, port and logistics businesses on CargoWise, medical practices on eClinicalWorks, hospitality businesses on Toast, technology and professional firms on QuickBooks Online, and real estate firms on AppFolio. Each carries its own compliance load, which the section below covers, and each has a line-of-business vendor we coordinate with rather than work around. Companies with an internal IT person fit too; in that case we supply the monitoring, the security stack and the after-hours coverage behind them, and they keep their projects.
What tends to go wrong in Charleston
Two things shape the continuity design here. First, the weather and the grid: hurricane season and king-tide flooding downtown are the design case, so backups live out of region and the recovery plan assumes the peninsula is unreachable. Second, the attacks that actually land locally are ordinary ones, and the public record shows how they go: the 2012 breach of the South Carolina Department of Revenue, which exposed 3.6 million taxpayers' records from a single phished credential. The controls in the next section are the ones that would have changed those stories.
IT Consulting in Charleston: what NetSys delivers
Know what you have
- Discovery across every server, cloud tenant, device, circuit and contract, written up in IT Glue so it stays current
- Risk register with the ten findings that matter most, each with a fix, an owner and a cost
- Licensing audit of Microsoft 365, line-of-business software and security tools, with money found in seats nobody uses
- Rapid7 InsightVM scan of the internal and external footprint so the roadmap starts from measured exposure
Decide and build
- Cloud strategy with real numbers: keep, refresh or migrate, for each workload, with Azure and Microsoft 365 sized from your data
- Microsoft 365 architecture: Entra ID, Conditional Access, Intune, SharePoint information design and Exchange Online, in that order
- Office moves and build-outs specified from the floor plan: cabling, Cisco Meraki networking, Wi-Fi, failover and building access
- Security programs designed to the framework you are measured against, with the evidence an auditor or insurer will ask for
Keep it honest
- Virtual CIO reviews each quarter, with a written roadmap, a budget and a list of what changed
- Vendor management for the decisions that involve a CRM, ERP, EHR or practice-management vendor
- Due diligence for acquisitions and leases, so surprises show up in the report rather than after closing
- Month-to-month terms, with consulting priced by the project or by the review rather than by the hour
A 68-person port or logistic busines in Mount Pleasant
The specific engagements behind this profile are under NDA, so it is written as a generalization rather than a named client. Our published, client-approved outcomes are in case studies.
A 68-seat port and logistics businesses in Mount Pleasant that is about to sign an acquisition. The server in the closet is seven years old and the vendor quoted a refresh nobody understands. The target runs CargoWise on infrastructure nobody has inspected, the licenses and contracts are in a drawer, and the buyer needs a number for what it will cost to bring the two together before closing.
- Rapid7 InsightVM scan of the external and internal footprint, so the roadmap starts from measured exposure rather than assumptions
- Identity designed first: Entra ID with Conditional Access, multifactor authentication and Intune enrollment specified before any data moves
- Cisco Meraki network design for the new floor: firewall, switching, Wi-Fi, segmentation and a cellular failover circuit, drawn for the landlord and the cabling contractor
- A written security program mapped to the framework in play, with the control, the evidence and the owner listed for each requirement
- IT due diligence on the acquisition target: accounts, licenses, contracts, backups and the three risks that need a price before closing
- Datto SIRIS or Veeam backup design with immutable off-site copies and a restore test written into the acceptance criteria
The company knows what it has, what it should change and what each option costs, in one document it can act on. The projects that follow have a plan, an owner and acceptance checks, and the same engineer runs the quarterly review afterwards. Month to month.
On-prem servers to Azure and OneDrive to SharePoint
Two migrations in one engagement. The client's servers lived in the office, so the business lived with the office's power, cooling and hardware age, and years of files sat in individual OneDrive accounts shared ad hoc. NetSys assessed and sized each workload and moved it into Azure with identity anchored in Entra ID, designed a SharePoint structure of sites by function and permissions by role before moving a single file, migrated the OneDrive estate into it, set backups for both platforms and took on day-to-day management. The write-up is limited to the scope delivered, with no outcome figures claimed.
Compliance in Charleston: S.C. Code § 39-1-90 and what sits on top of it
If you hold personal information on a resident of South Carolina, South Carolina's breach-notification statute (S.C. Code § 39-1-90) requires notice to affected residents without unreasonable delay after a breach, with notice to the Department of Consumer Affairs and the consumer reporting agencies when more than 1,000 residents are affected. The South Carolina Insurance Data Security Act separately requires insurance licensees to maintain a written information security program. Manufacturers, including the automotive and aerospace suppliers around Greenville and Charleston, face customer audits and CMMC 2.0, healthcare adds HIPAA, and port-related logistics firms answer to customer questionnaires. Consulting engagements map each requirement to a control, an owner and the evidence an auditor or insurer will ask for, before anything is bought. Most firms we take over have none of it documented, which is the part that matters if you ever have to demonstrate compliance, so the documentation is built during onboarding rather than sold as a separate project.
What IT consulting costs in Charleston
Consulting is priced by the project or by the review rather than by the hour: an assessment has a fixed price based on the size of the environment, a migration is quoted from the workload inventory, and virtual CIO advisory is a monthly figure that scales with how many reviews and decisions a year you need. What moves the number is the number of systems and sites, the compliance standard in play and whether we are also managing the environment afterwards. Every quote is written from discovery, and the terms run month to month.
Who this fits, and who it does not
Best fit: 10 to 150 employees, a decision on the table that involves cloud, an office move, an acquisition, a compliance program or a system nobody trusts, and leadership that wants options with numbers rather than a sales deck.
Not a fit: businesses looking for staff augmentation by the hour, or projects where the outcome has already been decided and only a signature is wanted. We consult to reach the right answer, which sometimes means telling you not to buy something.
Read next
Industry pages: IT for Manufacturing · IT for Logistics & Transportation
Terms used on this page: Virtual CIO (vCIO) · Microsoft Entra ID · Zero Trust
Guides: the cloud migration questions owners ask most · Google Workspace versus Microsoft 365 for a small business
Related pages
Read the full IT Consulting service page. See all locations and service areas.
Also in Charleston: Managed IT Services
IT Consulting elsewhere: Charlotte · Atlanta · Nashville · Raleigh · New Orleans · Greenville
Related services: Azure Cloud Migration · Virtual CIO (vCIO) · Microsoft 365 Migration · IT Due Diligence Services
IT Consulting in Charleston: FAQs
How is IT consulting different from managed IT services?
Managed IT runs your environment every day: help desk, monitoring, security, backups. Consulting answers a question or delivers a project: whether to move to Azure, how to pass an audit, what a new office needs, what an acquisition target's IT will cost. Many clients use both, with consulting decisions feeding the managed roadmap.
Do you charge by the hour?
No. Assessments carry a fixed price based on the size of the environment, projects are quoted from the inventory, and virtual CIO advisory is a monthly figure. Terms run month to month, and the scope of every engagement is written down before it starts.
Can you do IT due diligence on a company we are buying?
Yes. We inventory the target's accounts, licenses, contracts, backups and security posture, and report the three risks that need a price before closing. Findings are in writing and the review is scoped to the transaction timetable.
Do you have an office in Charleston?
Our office is in Brooklyn, NY. Charleston is served from Brooklyn, in the same Eastern time zone. Outside the tri-state area the on-site arrangement is agreed before the engagement starts and sized to what it needs: none for a mostly remote account, and a dedicated engineer, generally within an hour's drive, where regular presence such as vCISO work with someone on site two days a week is part of the scope. The proposal states that arrangement, coverage hours and any travel in writing, and the agreement runs month to month.
What does South Carolina require after a data breach?
S.C. Code § 39-1-90 requires notice to affected residents without unreasonable delay, and more than 1,000 affected residents means the Department of Consumer Affairs and the consumer reporting agencies must be told. Insurance agencies also carry the state's Insurance Data Security Act.
Bring the decision you are stuck on.
A cloud move, a merger, a compliance deadline, a system nobody trusts. Tell us what you run and what has to change, and an engineer comes back with an assessment, options with real numbers and the order to do them in.