OPNsense Firewall Solutions

Powerful, open-source security with expert support

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Our OPNsense Services

Hardware Sales

We sell official OPNsense hardware for reliable and secure deployments.

Software Sales

We provide OPNsense Business Edition licenses for enterprise features.

Consulting

Expert guidance and support for deployment, configuration, and security.

What is OPNsense?

OPNsense is an open-source firewall and security platform based on FreeBSD, developed and maintained by Deciso . Designed for businesses, it provides enterprise-grade security, advanced networking, and a user-friendly interface.

As an official OPNsense partner, we provide expert consulting, hardware sales, and business licensing.

OPNsense Features

Enterprise Security

Includes IDS/IPS, VPN support, and traffic shaping for robust network security.

Advanced Routing

Supports VLANs, multi-WAN, high availability, and dynamic routing protocols.

Extensible Plugin System

Easily extend functionality with additional plugins, including Tailscale and monitoring tools.

We Don't Just Sell OPNsense - We Help Build It

As an official OPNsense partner, we go beyond just reselling licenses and hardware, we actively contribute to making OPNsense even better, not just for our customers, but for the entire community. While many partners focus solely on distribution, our team has played a direct role in OPNsense development, introducing key features like FreeBSD Boot Environments (Snapshots) and Tailscale integration.

By working with us, you’re choosing a team that truly understands OPNsense inside and out. We ensure you get the right hardware, the best licensing options, and expert support tailored to your business needs.

Talk to an OPNsense Expert

Got Questions?

Find quick answers to common IT support questions

How quickly can you respond to IT issues?

While many companies claim a 15-minute response, we guarantee a one-hour response time for urgent issues. This realistic timeframe allows our expert team to mobilise properly and arrive fully prepared to diagnose and resolve the problem efficiently - ensuring quality support rather than a rushed service.

How long has Sheridan Computers been established?

We've proudly been established for over 15 years. Our enduring presence in the IT industry is a testament to our commitment to quality, innovation, and reliable service. We’re here for the long haul, continuously evolving to meet the needs of our customers today - and in the future.

IT Emergency?

24/7 emergency IT support available for existing clients

Help & Support
Standard Support Hours

Monday - Friday 8:00 - 17:00
Saturday Closed
Sunday Closed
Other Ways to Reach Us
24/7 Emergency Support

Critical issues? Our emergency team is available 24/7 for existing clients.

Emergency Support Line