TASSTA has been recognized by APAC CIOOutlook Magazine as the recipient of “Best Mission Critical Push To Talk Communication Solutions in APAC 2025,” based on our proprietary methodology, reflecting its position in the industry. This profile has been developed by the APAC CIOOutlook research and editorial team based on insights from an interview with Kaveh Hosseinzadeh.

TASSTA
Reinventing How Critical Teams Connect

Kaveh Hosseinzadeh, President

When lives are on the line, communication must be instant, secure and reliable. Anything less is a risk no one can afford.

TASSTA, a Germany-based leader in mission-critical communications, delivers exactly that, combining the proven reliability of traditional radio with the innovative intelligence and agility of smart software. Its unified platform integrates push-to-talk, real-time video, location tracking, and emergency management and task management in a single application, empowering teams to respond faster, safer, and more effectively in high-pressure environments.

“We’re building a solution that not only matches the expectations of radio users but significantly enhances their capabilities,” says Kaveh Hosseinzadeh, President of TASSTA.

That vision reflects TASSTA’s strength in merging decades of public mobile radio experience with a bold commitment to digital innovation. By modernizing trusted communication standards seusing next-gen technology, TASSTA offers a platform that is rock-solid under pressure and built for the demands of today’s dynamic, mission-critical operations according to the 3gpp standard.

TASSTA replicates the best of traditional radio systems: instantaneous and reliable push-to-talk group communication. The firm goes a step further by integrating features like real-time video calls, GPS, and indoor location tracking, emergency alerts, file sharing, and even augmented reality capabilities for field support. The result is a single application that gives users eyes, ears, and situational awareness, all in real time.

This makes TASSTA particularly appealing for sectors like defense, emergency services, and aviation, industries where performance can be the difference between effective response and critical setbacks. To ease adoption in these environments, TASSTA enables a seamless transition by allowing clients to continue using their existing radios or smart devices. Rather than forcing a full infrastructure overhaul, TASSTA’s software overlays legacy systems, creating hybrid setups that connect past and future technologies without demanding significant capital investment.

Security, Interoperability, and Service at Scale

Security is a defining feature in high-risk sectors. TASSTA takes this seriously. Its platform is FirstNet certified, it is following the 3gpp Standard and is going to be ISO 27001 certified till end of 2025. This level of assurance is non-negotiable for clients like Deutsche Telekom and Swisscom. On the roadmap are several key certifications, including internationally recognized standards for information security and a highly demanding German certification for mission-critical communication systems.

TASSTA offers on-premise deployments for clients requiring complete control over their data. Once installed, the platform can be isolated from internal systems, with secure access granted only for updates or technical support. This architecture preserves data sovereignty, high availability, redundancy, multi-cluster possibility, security, and keeps sensitive information within a tightly controlled environment.

We’re building a solution that not only matches the expectations of radio users but significantly enhances their capabilities

TASSTA’s system is designed for uptime and resilience. Its infrastructure features redundant backend systems, load balancing, high availability, recording and 24/7 monitoring. The result is 99.999 percent availability—the gold standard in mission-critical communication. Should an issue arise, a TASSTA engineer is on standby 24/7 365 days for immediate resolution.

To support global deployments, the platform includes localization in over 20 languages, with an integrated workflow that allows clients to submit and manage custom translations easily. Whether in Tokyo or Toronto, TASSTA ensures a consistent, intuitive user experience tailored to local expectations.

Real-World Results across Critical Environments

What makes TASSTA truly stand out is its dedication to understanding where each client is coming from and helping solve their challenges with clear, targeted solutions. For instance, when an ambulance service wanted strict control over call access, it built a tiered request system so communication only flowed through dispatch-approved channels. Likewise, when a transport operator sought to upgrade without abandoning existing infrastructure, TASSTA embedded its SDK into onboard computers, preserving familiar interfaces while enhancing backend capabilities.

The same problem-solving mindset shapes TASSTA’s broader platform features. One example is the guard tour solution—a task and team management tool that works seamlessly across mixed-device environments. With integrated NFC, GPS, and text-to-speech prompts, it helps security teams maintain consistent coverage and accountability in the field. Or TASSTA’s BodyCam T.i app lifts body-worn video out of the cradle era. Each clip is encrypted on capture and streamed over LTE/5G straight to the TASSTA dispatcher console, where only holders of the session key can replay it. The chain of custody stays intact; command sees the scene while it’s still unfolding. Compared with legacy cameras that off-load hours later at a docking station, this software-defined workflow is a step-change for mission-critical evidence management—creative, timely, and unmistakably TASSTA.

Rapid and responsive development further reinforces TASSTA’s adaptability. New features are rolled out monthly, with around 300 to 400 features released annually. This rapid development cycle ensures that users do not just adopt a solution; they grow with it.

The results speak across industries. A police department, for instance, connected its specialized radio system to TASSTA and enabled seamless communication between radio and smartphone users—bridging a gap once thought insurmountable. In the hospitality sector, hotel teams used TASSTA over internal Wi-Fi networks to coordinate cleaning, reception, and emergency protocols without needing a telecom provider.

Whether it is oil rigs needing rugged hardware, yachts requiring satellite IP links, or logistics teams seeking instant updates across warehouses, TASSTA’s platform adapts without forcing trade-offs. That is the power of designing for interoperability from day one.

With its blend of legacy reliability and future-ready innovation, TASSTA is not just participating in the mission-critical communication space but reshaping it. And in industries where failure is not an option, that kind of dependability is the ultimate value proposition.

Deep Dive

TASSTA: Redefining Mission-Critical Communication for a Safer, Smarter World

In today’s hyper-connected world, organizations across critical industries rely on communication that is fast, secure, and always available. TASSTA was created to meet exactly this need. With more than 13 years of expertise in mission-critical communication, TASSTA has grown into a global technology provider trusted by customers in public safety, transportation, aviation, mining, energy, logistics, and enterprise sectors. From its headquarters in Germany and through a network of 70 partners and worldwide TASSTA offices, the company delivers advanced software solutions that empower teams to coordinate, respond, and protect - no matter the environment. TASSTA provides a full 3GPP-compliant Mission-Critical Communication (MCX) solution, supporting MCPTT, MCVideo, and MCData, and setting a global benchmark for secure, real-time broadband communication. But TASSTA goes far beyond the capabilities of traditional radio systems. Where conventional radios provide only voice and limited coverage, TASSTA enables a rich ecosystem of features such as GPS tracking, video streaming, indoor localization, guard tour, lone-worker protection, and emergency management tools - all accessible through standard smartphones, rugged devices, or desktops. Teams not only talk; they share live intelligence, coordinate effectively, and maintain complete situational awareness. TASSTA fully supports mixed environments where radios and broadband devices work together. With TASSTA’s bridge technology, PMR, DMR and TETRA radios communicate seamlessly with MCX users, dispatchers, and smartphones. This allows organizations to modernize at their own pace, maintain their radio fleets for as long as they choose, and gradually integrate broadband features without disruption. Radios and broadband - once separate worlds - become a unified communication ecosystem powered by TASSTA. Whether deployed over 4G, 5G, Wi-Fi, private LTE, satellite, or hybrid infrastructures, TASSTA ensures that vital information reaches the right people instantly. Today, TASSTA powers communication for thousands of users worldwide, supporting operations where reliability is not optional - it is life-saving. TASSTA Stories of Success Below are five success stories that highlight TASSTA’s impact across the Asia Pacific region and beyond. TASSTA Stories of Success 1. Indonesian Traffic Police – Indonesia Indonesia’s traffic police operate in some of the most demanding urban environments in the world. Severe congestion, unpredictable road conditions, and high volumes of daily incidents require rapid, coordinated action between field officers and command centers. Legacy systems - limited to voice-only communication - simply could not keep up. TASSTA introduced a robust MCPTT platform supporting instant Push-to-Talk, live video sharing, GPS visibility, and secure data exchange. Officers now capture and share real-time footage, escalate emergencies instantly, and receive precise directions from headquarters. This has improved situational awareness, reduced response times, and strengthened public safety across some of Asia’s busiest roads. TASSTA solution used: MCPTT platform with T.Flex for officers and T.Rodon for command centers. 2. T Mission by Deutsche Telekom – Germany As Germany began its national shift from traditional radio systems to broadband MCX communication, Deutsche Telekom launched T Mission - an initiative designed to bring modern communication capabilities to first responders. The challenge was immense: maintain radio-grade reliability while enabling video, data, and advanced coordination tools. TASSTA became the technological core of this transformation. Its 3GPP-compliant MCX suite provides reliable Push-to-Talk, mission-critical video, location services, and emergency handling across agencies. Police, firefighters, medical teams, and infrastructure operators use T Mission to communicate and collaborate in fast-moving, high-risk environments - setting a new European standard for digital public safety. TASSTA solution used: Full 3GPP-compliant MCX suite powered by T.Quasar, T.Star and T.Galaxy. 3. Václav Havel Airport – Prague, Czech Republic Airports operate like living ecosystems - thousands of people, strict safety protocols, and continuous operations across terminals, runways, and service zones. At Václav Havel Airport, outdated communication tools made coordination slow and inconsistent, affecting both safety and efficiency. With TASSTA, the airport unified communication for security teams, ground handlers, maintenance crews, and terminal operations. Staff exchange information instantly, escalate alarms with real-time GPS visibility, and coordinate through a centralized dispatch environment. TASSTA has enhanced operational fluidity, improved emergency readiness, and ensured a safer, more connected airport experience. TASSTA solution used: T.Flex for mobile teams, T.Rodon for centralized dispatch, T.Lion for secure infrastructure. We believe technology should adapt to people, not the other way around. Guided by freedom of choice, knowledge, and customization, TASSTA builds mission-critical communication solutions shaped by real operational needs. 4. EVAG Public Transport – Erfurt, Germany Public transport systems rely on precise coordination across vehicles, depots, and control centers. EVAG, which operates Erfurt’s tram and bus network, needed a communication system capable of handling daily operational challenges - from route adjustments to incidents and maintenance alerts. TASSTA delivered a unified communication platform enabling instant group calls, real-time updates, and seamless integration across the entire fleet. Drivers report issues in seconds, dispatchers adjust operations immediately, and maintenance crews receive information without delay. This has led to smoother transport services, faster incident response, and a more reliable passenger experience. TASSTA solution used: T.Flex for drivers and field staff, T.Rodon for transport control rooms. 5. Becker Mining – South Africa Mining operations are among the most demanding and dangerous environments. Becker Mining required a communication system that would work deep underground where traditional networks fail, provide worker visibility, and enable immediate emergency escalation. TASSTA deployed a powerful on-premise solution running over local underground Wi-Fi. With lone-worker protection, fall detection, indoor localization, and instant communication, supervisors gained full visibility into worker movement and safety. Emergency alerts reach the control room instantly, ensuring that response procedures begin without delay - a critical advantage in high-risk environments. TASSTA solution used: Local T.Lion deployment, T.Flex, Lone Worker Protection suite, indoor localization. 6. KHG – Nuclear Emergency Response Organization, Germany KHG operates at the highest level of safety and emergency preparedness within Germany’s nuclear energy sector. Responsible for stabilizing plant operations and coordinating response actions during critical incidents, the organization must maintain flawless communication between command centers and on-site response teams—even under extreme conditions. TASSTA delivered a resilient, mission-critical communications environment connected to dedicated campus LTE/4G and 5G networks and integrated with the existing DAMM TETRA radio system into one seamless platform. The Radio Gateway ensures interoperability across networks, and communication remains available even during a network blackout via satellite backup. With Push-to-Talk and Push-to-Video, live video streams from drones and mobile robots provide real-time situational awareness, enabling faster and better-informed decision-making during emergency operations. TASSTA solution used: Hybrid MCPTT T.Lion deployment integrating public mobile networks, campus 5G, T.Bridge for DAMM TETRA, satellite backup, T.Flex Push-to-Talk, Push-to-Video, and drone/robot video streaming. Driven by Values. Designed to Save Lives. Built to Evolve. Across industries and continents, TASSTA’s mission remains the same: to give organizations the tools to communicate instantly, make smarter decisions, and protect human life. TASSTA is built on core values that shape every deployment: • Innovation with Real Purpose Technology is valuable only when it solves real problems. Every TASSTA feature is built to enhance safety, clarity, and efficiency. • Freedom of Choice Use any device. Keep your radios. Expand to broadband when you’re ready. TASSTA adapts to you — not the other way around. • Listening to Customer Needs TASSTA’s development is driven by customer collaboration. Features, modules, and workflows are shaped by real operational demands. • Protecting People, Improving Operations Whether in airports, mines, highways, cities, or control rooms, TASSTA helps prevent incidents, accelerate decisions, and save lives. • Reliability Without Compromise When communication fails, operations fail. TASSTA ensures they don’t. Let’s Talk About Your Communication Challenges If you are exploring how MCX technology can transform your operations, enhance safety, or modernize your communication infrastructure, we would be delighted to speak with you. You are warmly invited to arrange a direct call with our General Manager, Kaveh Hosseinzadeh, who brings over 20 years of mission-critical communication experience. Book a meeting and discover how TASSTA can support your journey toward safer, smarter operations. ...Read more