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Trusted IT Services for CPAs & Accountants

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For more than 25 years, Illini Tech Services has delivered reliable IT solutions to small businesses across Central Illinois. Based in Carlinville, we serve communities across Central Illinois, from Springfield and Decatur to Edwardsville, Collinsville, and surrounding areas. We combine proactive managed IT services, responsive help desk support, and specialized accounting software expertise. That means fewer headaches for your staff and more time to focus on clients.

Our Services

  • Accounting Software Support

    Your practice depends on dependable tax and accounting programs. We provide swift, expert help for the industry’s most popular platforms: QuickBooks, Sage 50 (Peachtree), ProSeries, Lacerte, Drake Tax, ATX, & Accounting CS.

  • Support for Business Applications

    Beyond tax software, we maintain Microsoft 365, Adobe Acrobat, antivirus tools, and any industry specific applications your firm relies on. One call connects you to answers for every tech question.

  • Managed IT Support & Helpdesk Services

    Let us operate as your outsourced IT department. We monitor servers and workstations, apply patches, and resolve issues before they disrupt billable work. When you need help, our Illinois based technicians answer quickly and can be onsite the same day.

  • Advanced Cybersecurity & Compliance

    Financial data is a prime target. Our certified security team manages firewalls, email protection, and 24/7 threat monitoring. Penetration testing identifies weaknesses early, helping you meet PCI and HIPAA requirements and keep client information safe.

  • Network Infrastructure Services

    From low-voltage structured cabling to deploying Ubiquiti UniFi networking solutions, we design and implement a robust IT infrastructure tailored to your needs. Our services cover everything from routers and switches to full-scale IT equipment installations, ensuring a high-performance network for your business.

  • VoIP Phone Solutions

    Upgrade your communications with affordable VoIP phones. Enjoy crystal clear calls, voicemail to email, and easy remote work features. We handle planning, installation, and ongoing support so you never miss an important client conversation.

  • Cloud & Office 365 Services

    Seamlessly transition to the cloud with our expert support. We provide Office 365 management and business email security, boosting productivity and protecting your communications. Our solutions are designed to integrate seamlessly with your existing IT environment and support your day-to-day operations.

  • Video Security & Surveillance

    Safeguard your premises with advanced video surveillance solutions. Our high-definition security camera installations and monitoring systems provide comprehensive protection for your property, giving you peace of mind around the clock.

IT professional reviewing code on multiple computer monitors, representing Illini Tech Services’ advanced IT and security solutions

Our Support & Monitoring

  • Managed 24/7 Monitoring

    For customers enrolled in our Managed IT Service Plans, we offer round-the-clock network monitoring to proactively address issues as they arise.

  • Dedicated USA-Based Support

    All our clients benefit from our knowledgeable support team, available Monday through Friday from 8am to 5pm. Enjoy personalized assistance from experts who understand your business needs, with 100% USA-based support.

Close-up of a UniFi network switch with multiple Ethernet cables in a server rack, illustrating expert installation by Illini Tech Services

Why Choose Illini Techs?

  • Trusted Local Partner

    Longevity matters. Our technicians hold advanced certifications such as OSCP and Red Team Operator, and because we are based in Central Illinois you always receive fast, friendly service from professionals you know. Clients appreciate our rapid response times, clear communication, and genuine commitment to their success. Ready to strengthen your IT foundation and secure your data? Contact Illini Tech Services today to schedule a free consultation.

Contact Us

Ready to enhance your IT infrastructure and cybersecurity? Contact Illini Tech Services today to schedule a free consultation or request a quote. We’re here to help your Alton business – or even your home office – thrive with dependable IT support. Reach out using any of the following methods:

  • Phone: 217-854-6260
  • Email: [email protected]
  • Address: 21709 State Rte 4, Carlinville, IL 62626

Or simply fill out our online contact form, and our team will get back to you promptly. We look forward to partnering with you for all your IT needs!

Schedule a Free Consultation Today!
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Hours of Operation

Monday – Friday:  8:00 AM – 5:00 PM

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