VOIP Support & Configuration for Sandy Crossing

Whether you're upgrading an existing phone system or setting up a new office, COLETEK provides expert Voice Over IP (VOIP) support for businesses in Sandy Crossing. We design, deploy and support robust VOIP solutions built on open-source platforms.

We Support:

  • Asterisk (custom dialplans, SIP trunking)
  • FreePBX by Schmooze
  • Elastix / AsteriskNOW by Digium
  • Softphones, IP handsets & mobile integration

What We Offer

  • On-premise & cloud-hosted PBX systems
  • VOIP network planning and security hardening
  • Call routing, IVR setup and voicemail-to-email
  • Remote support and maintenance

Our team of Linux experts ensures your VOIP system is secure, scalable, and cost-effective. We support everything from small business setups to multi-site deployments with complex call flows and advanced features.

Want to upgrade your phone system or reduce costs? Talk to our VOIP team today.

VOIP Support and Asterisk Configuration

Open Source VOIP. Powerful. Flexible. Secure.

Expert Engineering and Product Development Services in Sandy Crossing, New South Wales, Australia

As the trusted partner for businesses across Sandy Crossing, New South Wales, Australia, COLETEK brings world-class engineering and product development expertise to the heart of this vibrant regional community. With a strong national reputation spanning over two decades, we're proud to be a multidisciplinary Australian company established in 2001, boasting a deep understanding of local industries and entrepreneurial spirit. At COLETEK, we're not just engineers – we're collaborators and innovators who partner with businesses across Sandy Crossing, New South Wales, Australia, to drive growth, accelerate innovation, and deliver real-world solutions. Our comprehensive approach combines engineering prowess with a keen sense of commercial realities, ensuring our clients receive reliable, tailored support that exceeds their expectations. Based in Sandy Crossing, New South Wales, Australia, we're well-positioned to serve businesses across the region, offering expertise that transcends traditional boundaries. From concept design to prototyping and manufacturing, our team excels in taking product development from idea to reality – all while fostering strong relationships with clients who value our capabilities and trustworthiness. Across Sandy Crossing, New South Wales, Australia, COLETEK supports a diverse range of businesses, from emerging startups to established enterprises. We're dedicated to building long-term success stories that highlight the region's unique strengths and opportunities. By partnering with local businesses, we help drive economic growth, create jobs, and enhance community vitality. Our commitment to exceptional engineering, product development, and client-centric service has earned us a reputation as one of Australia's most trusted and respected multidisciplinary companies. In Sandy Crossing, New South Wales, Australia, we're proud to be part of the fabric that binds the region – a strong thread woven throughout local industries, entrepreneurial ventures, and community initiatives.

Let’s build something remarkable together.

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VoIP Setup & Support for Sandy Crossing – Our Clients: Big Brands & Small Businesses


VoIP Setup & Support for Sandy Crossing – Amazing Customer Testimonials

I have been working closely with COLETEK for the past 6 years now, and I must say, it is a success story :-). I highly respect their team, they are a pleasure to work with and top skilled professionals. In addition to their top Technical service, their customer service is brilliant and it is a rare find. Their PCB repair rework skills are top notch and a rare find in this industry. I have been working in the IT industry for the past 20 years in various fields and seen it all so I can say with certainty that they are the best around and I am looking forward to keep working with them in the future.

I have been working closely with COLETEK for the past 6 years now, and I must say, it is a success story :-). I highly respect their team, they are a pleasure to work with and top skilled professionals. In addition to their top Technical service, their customer service is brilliant and it is a rare find. Their PCB repair rework skills are top notch and a rare find in this industry. I have been working in the IT industry for the past 20 years in various fields and seen it all so I can say with certainty that they are the best around and I am looking forward to keep working with them in the future.