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Chicago: 312-554-7550
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St. Louis : 314-432-1661
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Metro East IL : 618-346-8324
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Central IL : 217-528-0500
Client financial data is exactly what hackers are after, and tax season is exactly when your firm cannot afford a technology problem. Computerease provides IT support for accounting and financial firms in Missouri & Illinois, built around both of those realities.
Get Your Free IT Assessment
Computerease provides IT support for accounting and financial firms in Missouri & Illinois: secure client data protection, tax-season-ready uptime, and multi-layered cybersecurity built around the fact that your firm holds some of the most sought-after data on the internet. Founded in 1984 and led today by Ryan Haislar, CISSP, our local team acts as your technology advisor, not just a help desk.
Why Accounting & Financial Firms Are a Bigger Target
Your firm has direct access to client financial accounts, tax records, and sensitive personal information, exactly the combination hackers look for. A breach here does not just cost you technically, it costs client trust that took years to build. Our local team builds security around that reality, with a multi-layered approach rather than a single tool doing the whole job.
What’s Included
- Client Data Protection: encryption, access controls, and monitoring built around the financial and personal data your firm holds.
- Tax-Season-Ready Uptime: 24/7/365 support so a system problem during your busiest weeks does not become a client-facing crisis.
- Multi-Layered Cybersecurity: backups and security layered together, not a single software program treated as a cure-all.
- Cloud & Software Security: secure configuration for the cloud-based accounting and tax software your team already relies on.
- Compliance-Aware Support: IT decisions made with the regulatory environment your firm operates in already in mind.
Keeping AI Out of Your Client Data Blind Spot
AI tools that summarize documents or draft client communications are appealing during a busy season, but any tool touching tax records or account details is a tool with access to exactly the data a breach would target.
We fold AI tool access into the same encryption, access control, and monitoring as the rest of your client data systems, so a time-saving AI assistant does not become the one system nobody thought to secure.
Our Process
- Free IT Assessment: a no-obligation, 57-point review of your network, security, and backups.
- Plan: we build a support plan around your busiest periods and the software your team relies on.
- Onboard: systems get documented and set up without disrupting client work.
- Monitor & Support: our local support team watches your network 24/7 and responds when something needs attention.
- Review: your security posture gets reassessed regularly, not just once a year.
FREE IT Assessment, No Obligation!
Are you completely fed up with chronic computer problems and escalating IT costs? Do you worry that your backups and IT security are lacking? Do you have a sneaking suspicion that your current IT guy doesn’t have a handle on things? Our free, 57 point free IT Assessment will reveal and show you how to eliminate all your IT problems and never pay for unnecessary IT expenses again.
Complete this form to schedule your IT Assessment!
Not Sure Where to Start? Let’s Talk Manufacturing ITÂ
If your manufacturing IT environment is creating downtime, connectivity issues, or security concerns, let’s talk. We’ll help you identify where your technology can be improved and recommend the right next steps to keep your operations secure, connected, and running smoothly.
A Security Posture That Keeps Up With Growth
Adding staff, a new office, or a new client portal all change what your firm’s security setup actually needs to cover, and a plan built for a five-person practice does not automatically fit a firm that has since tripled.
We review your security and technology setup on a regular basis as your firm grows, so an expansion is a planned decision, not a gap discovered during an audit.
Services We Offer
Every Computerease service is available to your firm, built around the data protection and uptime accounting and financial work requires.
Areas We Serve
Computerease supports accounting and financial firms from four regional offices across Missouri and Illinois, providing responsive local support backed by 24/7 monitoring, cybersecurity, and long-term technology planning.
Our regional offices provide on-site support throughout our core footprint, while our remote support and monitoring cover firms with multiple offices or staff working from home during tax season and beyond.
Greater St. Louis Metro
On-site and remote support for accounting and financial firms throughout the bi-state St. Louis metro, including the Illinois Metro East.
- Â Â IT Support in St. Louis, MO
- Â Â IT Support in Clayton, MO
- Â Â IT Support in Edwardsville, IL
- Â Â IT Support in Belleville, IL
Chicago & the Western Suburbs
IT support for accounting and financial firms across Chicago and the western suburbs, from downtown offices to the I-88 corridor.
- Â Â IT Support in Chicago, IL
- Â Â IT Support in Oak Brook, IL
- Â Â IT Support in Naperville, IL
- Â Â IT Support in Rosemont, IL
- Â Â IT Support in Elk Grove Village, IL
Central Illinois
Accounting and financial IT support for firms throughout Central Illinois from our Springfield office.
Beyond our regional offices, Computerease also supports accounting and financial firms with multiple branches and remote staff across the country, providing centralized cybersecurity and compliance-aware IT support to keep every office connected.
Computerease Accounting & Financial IT vs. General IT Support
| Â | Computerease Accounting & Financial IT | General IT Support |
Client data protection | Built around financial and tax data specifically | Generic data protection |
Tax season readiness | Planned for peak-period uptime | Same support level year-round, no peak planning |
Cybersecurity approach | Multi-layered by design | Often a single tool |
Availability | 24/7/365 | Business hours only |
Agreement terms | One-year start, then month-to-month | Often multi-year lock-in |
What Reliable Financial IT Really Means
Reliable IT for an accounting or financial firm is not really about server uptime numbers. It is about a client trusting you with their most sensitive financial information and that trust never being tested by a breach.
Our goal is not just to keep the network running. It is to protect the reputation your firm has built, so a busy tax season is remembered for the work you delivered, not a technology problem.
Get Your Free IT Assessment
Our free, 57-point assessment includes a review of your network, security, and backups, with no obligation.
Frequently Asked Questions
With encryption, access controls, and monitoring built around the financial and personal data your firm holds, not a generic office data policy.
Yes. We plan support availability around your firm’s busiest periods so a system issue during tax season gets treated as the priority it is.
Yes, including secure configuration for the platforms your team already uses.
No. We build a multi-layered strategy, since no single software program protects a firm from every type of risk.
Yes. We plan technology changes around your firm’s growth, whether that is new staff, a new office, or a new client portal.
Key Takeaways
- IT support built around the client financial data accounting and financial firms hold, and the risk that comes with it.
- Tax-season-ready 24/7/365 availability, planned around your firm’s busiest periods.
- Multi-layered cybersecurity, not a single tool treated as a cure-all.
- Family owned since 1984, led today by Ryan Haislar, CISSP.
- Serving accounting and financial firms across Missouri and Illinois, including St. Louis, Chicago, Oak Brook, Springfield, Edwardsville, Belleville, Elk Grove Village, Naperville, Rosemont, and Clayton.