IT Services and Cybersecurity in Naperville, IL
Naperville's accounting and consulting firms, distributors, medical offices near Edward Hospital and downtown shops need an IT company that answers quickly, secures Microsoft 365 and can show its backups restore. NetSys does that for Naperville businesses remotely from its Brooklyn office, on a month-to-month agreement, with a named account manager who learns your systems.
The short answer
NetSys, a managed IT and cybersecurity company, supports Naperville, Illinois businesses remotely from its single office, in Brooklyn, NY. One agreement can include the help desk, Microsoft 365 and Intune administration, ThreatDown endpoint detection and response, Barracuda email security, Datto or Veeam backups checked by real restores, and firewall management. Engineers pick up help desk calls between 3 a.m. and 10 p.m. Central on every day of the year, while monitoring and emergency response continue overnight. NetSys does not send engineers on site in Naperville; equipment ships configured. Pricing is a monthly per-user figure that comes out of an assessment.
- One office, in Brooklyn, NY; Naperville businesses are supported remotely and through the cloud
- NetSys does not send engineers on site in Naperville: laptops ship enrolled in Intune and Windows Autopilot, and firewalls ship configured
- Monitoring and emergency service run 24/7; the help desk is staffed seven days a week from 4 a.m. to 11 p.m. Eastern time (3 a.m. to 10 p.m. Central)
- Month-to-month agreements and 98% client retention
What an IT company takes off a Naperville firm's plate
Naperville companies of 10 to 100 people usually arrive with a mix of good intentions and drift: a Microsoft 365 tenant nobody has reviewed since it was created, a file server or accounting database in a closet, laptops of five different ages, cloud applications bought by individual departments and backups that have never been restored. NetSys takes ownership of all of it. Employees get one help desk. Every computer is patched through NinjaOne and watched by ThreatDown, mail is screened by Barracuda, Keeper replaces the shared password list, and test restores on a set calendar prove the backups work. We also deal with the software vendors, carriers and copier companies so your staff stop doing it. The Naperville managed IT page covers how the environment is run, the IT support page covers the help desk and devices, and the IT consulting page covers projects and planning.
How remote onboarding works for Naperville businesses
Onboarding takes place on video calls and remote sessions, with a few boxes shipped to your office. The assessment comes first: an engineer meets the person who handles IT now, puts the NinjaOne agent on every machine, looks through the firewall rules, the tenant configuration and the backup jobs, and then writes a plan with a per-user price. Nothing changes until you sign off. Cutover dates are chosen around your calendar, which for a Naperville accounting firm means avoiding February through mid-April and for a distributor means avoiding month-end shipping. NetSys does not send technicians to Naperville, so new laptops go straight to each employee and set themselves up through Windows Autopilot, while your staff or cabling contractor installs a firewall we configured in advance and we bring it online from Brooklyn. After cutover, the help desk number, a Teams channel and your account manager's cell are the only contacts anyone needs.
Naperville's employers and the industries around them
Naperville had 149,540 residents at the 2020 census, the fourth-largest city in Illinois, and it sits on the Illinois Technology and Research Corridor along I-88. The Naperville Development Partnership's list of major employers starts with Edward Hospital, part of Endeavor Health, at about 4,940 employees, followed by Indian Prairie School District 204 and Naperville School District 203. Nalco and Ecolab employ about 1,300, BMO about 1,250 and Nokia about 1,000. KeHE, the natural and specialty food distributor, keeps its headquarters at the Naperville Corporate Center, Eby-Brown is on the same list, and Sikich, the accounting and consulting firm, has its US headquarters at Hub 1415 on Diehl Road. Around them cluster CPA practices, wealth advisers, physician groups, engineering firms and software companies. Each relies on a core system, whether tax and practice-management software, a portfolio and CRM platform, an EHR or a warehouse management system, and NetSys supports the infrastructure and security around it while the vendor supports the application.
Diehl Road offices, downtown suites and a city-owned grid
Naperville's office stock runs from large buildings on Diehl Road, such as the 721,936-square-foot Hub 1415 and the Naperville Corporate Center just south of I-88, to second-floor suites above shops downtown near the Riverwalk and medical buildings along Route 59. The corporate buildings usually offer more than one carrier; older downtown buildings often have one cable path and little closet space, so the network is planned room by room. AT&T Business, Comcast Business and Astound Business are the carriers worth checking at a Naperville address, with a second provider or cellular backup alongside. Power works differently here: the city runs its own electric utility, and a 2010 federal smart grid case study put about 92 percent of its distribution lines underground. Buried lines help in windstorms, but a tornado or an equipment failure can still black out a block, so UPS units and circuit failover still belong in the design.
Tornadoes, floods and the city's 2012 cyberattack
Late on June 20, 2021, an EF-3 tornado with peak winds of 140 mph cut a 17.6-mile path from Naperville into Woodridge, the National Weather Service found, and a house near Princeton Circle collapsed. In July 1996, about 14 inches of rain fell in under 24 hours, and DuPage and Will counties were included in federal disaster declaration DR-1129; Will County was also part of DR-4819 after the July 2024 storms. Recovery plans here assume the office could be dark or damaged, so backups are kept in the cloud as well as in the building, and laptops are managed well enough that staff can work from home the next morning. The city learned the cyber lesson firsthand. In 2012, an intruder used a flaw in the city's web software that was still unpatched a month after a fix was released and disrupted city systems for weeks; investigation and stronger defenses had cost about $760,000 by 2015.
Illinois and industry rules for Naperville firms
Illinois's Personal Information Protection Act (815 ILCS 530) obliges businesses that hold residents' personal information to maintain reasonable security measures, to bind vendors that receive the data to the same duty by contract and to give notice after a breach, including to the Attorney General when more than 500 Illinois residents are notified. The Biometric Information Privacy Act covers fingerprint and face scans. Industry rules sit on top. Tax and accounting firms follow the FTC Safeguards Rule, which requires a written information security program and multifactor authentication and, since May 2024, a report to the FTC within 30 days of discovering a breach involving 500 or more consumers, along with IRS Publication 4557. Advisers and broker-dealers follow SEC Regulation S-P, amended in 2024. Medical practices follow the HIPAA Security Rule; the January 2025 proposed update to it is still a proposal. This is general information, not legal advice.
Towns and neighborhoods we cover around Naperville, IL
- Downtown Naperville
- the Diehl Road corridor
- the Illinois Technology and Research Corridor
- the Route 59 corridor
- the 95th Street corridor
- Aurora
- Lisle
- Warrenville
- Wheaton
- Downers Grove
- Woodridge
- Bolingbrook
- Plainfield
- Oswego
- Romeoville
- Oak Brook
Examples of our client work
- Accounting firms
Corporate accounting firm
Migration of 2 TB of business data to Azure, secure remote access for 42 employees, and backup and recovery configuration.
- Healthcare
Outpatient mental health practice
Support for 32 clinician workstations, secure telehealth access, patient record backups, and phishing protection.
- Wealth management
RIA firm
Barracuda email protection for 117 licensed users, email archiving, cybersecurity monitoring, and account access management.
Cybersecurity for Financial ServicesIT for RIAs and Wealth Management
Client names are withheld. These examples were chosen for the work involved, not for where the client is, so none is presented as a Naperville, IL client.
Services in Naperville, IL
Industry depth: IT for Healthcare · IT for Importers · IT for Accounting Firms · Manufacturing · Wealth Management · Consulting Firms
Also from NetSys: small business IT support · 24/7 IT support
Next steps: Managed IT services in Naperville · IT support and help desk in Naperville · IT consulting in Naperville · Managed IT services across Illinois · Cybersecurity for Illinois businesses · IT services in Joliet · IT services in Elgin · IT services in Schaumburg · IT for accounting firms · IT for wealth management firms · FTC Safeguards Rule compliance · HIPAA compliance support
Nearby: Joliet, IL · Elgin, IL · Schaumburg, IL
More in Illinois and Wisconsin: Milwaukee, WI
Service pages for Naperville, IL
Naperville, IL FAQs
Who provides IT services in Naperville, IL?
Options in Naperville include local IT shops, managed service providers based around Chicago and remote providers like NetSys. NetSys, founded in 1998, runs managed IT and cybersecurity from one office in Brooklyn, NY, and supports Naperville organizations remotely. NetSys engineers studied electrical engineering, electronics engineering or computer science and are Cisco and Microsoft certified. Each client is assigned an account manager you can reach directly on a cell phone. A company that wants a technician physically at its desks every week is better served by a local provider, or by an internal hire with co-managed support behind them.
How does IT support work for Naperville organizations?
It is delivered remotely and through the cloud. Staff get an engineer on the phone, by email or in Teams any day from 3 a.m. to 10 p.m. Central, and fixes happen in a remote session the user approves. Monitoring and emergency response carry on overnight and on holidays. NetSys does not send technicians to Naperville: laptops show up enrolled in Intune, firewalls and switches show up configured, and physical work such as new cable runs goes to a local electrician or low-voltage firm you hire, with our engineer finishing the setup from Brooklyn.
What services do you offer to businesses in Naperville?
Managed IT is the foundation: help desk, monitoring, patching, security, Microsoft 365 and backups for a per-user fee, or co-managed IT if you have staff of your own. Naperville firms can add security programs, FTC Safeguards Rule and HIPAA support, firewall and network management, backup and disaster recovery plans, device management in Intune, SharePoint and Microsoft 365 migrations, IT consulting with vCIO planning and AI projects such as Copilot readiness. NetSys has exactly one free offer: a remote external penetration test, scoped in advance, of the internet-facing systems you list.
How much do IT services cost for a Naperville business?
NetSys prices managed IT and IT support per user per month after an assessment, and it does not publish rates. For Naperville firms, the cost depends on how many servers and offices you run, whether you carry FTC Safeguards, HIPAA or SEC compliance paperwork, the seasonal crunches that need extra hours, how many line-of-business applications we coordinate and whether someone on staff covers part of IT already. Projects, licenses and equipment get their own quotes once scoped. Terms are month to month, and 98% of clients stay without a long-term contract.
Do you work with accounting and wealth management firms in Naperville?
Yes, and the compliance work is familiar. Tax and accounting practices need a written information security program under the FTC Safeguards Rule, multifactor authentication on every system that touches client data, encrypted laptops and the safeguards in IRS Publication 4557. Advisers add SEC Regulation S-P, which since its 2024 amendment requires an incident response program and customer notification procedures. We set up Conditional Access, Intune encryption, Barracuda filtering against wire fraud, Keeper for credentials and backups of the tax and portfolio databases, and keep the documentation in IT Glue for the annual review.
Do you support medical practices near Edward Hospital?
Yes. Physician groups, therapists, dental offices and imaging centers around Edward Hospital and along Route 59 need the HIPAA Security Rule's risk analysis, access controls and audit trail, plus a working plan for when the EHR or a hospital connection is down. We run the risk analysis, enforce multifactor authentication on the EHR and email, encrypt and manage laptops and tablets through Intune, segment medical devices from office computers and test backups. The EHR vendor remains responsible for its application, and we take infrastructure faults to it directly. Illinois adds one step for HIPAA-covered entities: a breach reported to HHS must also go to the Illinois Attorney General within five business days.
Do you support Aurora, Lisle, Warrenville, Bolingbrook and Plainfield too?
Yes, the same way. Because support is remote, a business in Aurora, Lisle, Warrenville, Wheaton, Downers Grove, Woodridge, Bolingbrook, Plainfield or Oswego gets the same help desk, security tools and month-to-month terms as one on Diehl Road, and a company with several locations can put them all on one agreement. Joliet, Elgin and Schaumburg each have a NetSys page of their own, and Chicago has a managed IT page. Engineers are never sent to any of these towns; hardware is shipped configured instead.
How long does a switch to NetSys take for a Naperville firm?
A 20-person firm usually completes the move in three to four weeks after signing. The first week is discovery and inventory, the second delivers the written plan, and the final two cover the security rollout, a tested restore and the move of the help desk number. Multi-site companies, server migrations and carrier orders stretch the timeline. For accounting firms we schedule the cutover outside tax season. The outgoing provider's cooperation matters, so we request admin logins, domain registrar and DNS control, firewall exports and any documentation early, and check every item.
IT that runs quietly for your Naperville firm.
Book a call with an engineer to go over your systems, your busy season and what a remote onboarding would involve.