ℹ️About HCST
Hassler Communication Systems Technology, Inc. (HCST) has been delivering comprehensive IT services since 1991. Based in the greater Dayton and Springfield, Ohio area, we have built a strong reputation for reliability, expertise, and customer-focused solutions. Thanks to modern technology, our support capabilities extend well beyond regional boundaries, allowing us to serve clients wherever they are.
Our service offerings include:
📈 Managed IT Services
🛠️ Cyber Risk and Liability Management
🖥️ Server & Workstation Planning, Installation, and Maintenance
💾 Backup Solutions & Disaster Recovery
🔄 Business Continuity Planning
📞 Voice-over-IP (VoIP) Telecommunications
With over three decades of experience, HCST is one of the most established and trusted IT service providers in the region. Our longstanding commitment to quality and innovation makes us a dependable partner for businesses of all sizes.


IT Support
You have a business to run, with your own priorities and concerns. Let us handle the IT side of things for you — everything from your local network, Internet access, servers, workstations, backups and business continuity and phone systems to ongoing consulting and support.
LEARN MOREVoIP
Your phones should be as up-to-date as your computer systems, and provide the flexibility and integration your organization needs. HCST has the solutions for in-premises PBX for any size organization, or combinations of cloud services for multi-location organizations, or those requiring just minimal services.
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32
YEARS IN BUSINESS
8
EMPLOYEES
130+
ACTIVE CLIENTS
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