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SmartViser to Showcase Mission-Critical Communication Testing Solutions at TCCA/CCW 2026 in London Rennes, France, 4 June 2026. SmartViser, a leading provider of automated testing and performance measurement solutions for mobile and telecom services, is proud to announce its participation at the TCCA/Critical Communications World (CCW) 2026 event in London, taking place from 16 to 18 June 2026. SmartViser will also participate at the GCF/TCCA Workshop on 19 June 2026, hosted by the UK Home Office, reinforcing the company’s commitment to supporting the public safety and mission-critical communications community at the highest level. About the Event TCCA/CCW is the world’s premier event for critical communications professionals, bringing together network operators, technology vendors, government agencies, and first responders to explore the latest advancements in mission-critical communications. The GCF/TCCA Workshop, hosted by the UK Home Office, represents a unique opportunity for industry leaders to engage directly with government stakeholders on the future of public safety networks. A Comprehensive Suite of MCX Solutions on Display At CCW 2026, SmartViser will showcase an extensive portfolio of solutions designed to help customers maximise the performance and reliability of Business and Mission Critical (MCX) networks. With the rapidly growing demand for dependable MCX Push-to-Talk (PTT), MCX Data, MCX Video, and MCX Call services in critical environments, SmartViser will present compelling real-world use cases demonstrating how its technologies support effective MCX service testing, validation, and monitoring throughout the network lifecycle. Two key product lines will be featured: Active Testing Solutions – Ideal for pre-launch troubleshooting and service validation, these solutions ensure network and service readiness and performance before going live. SmartViser’s active testing capabilities allow operators to simulate real end-user scenarios and measure end-to-end KPIs with precision. Network Monitoring Solutions – Delivering continuous, automated monitoring to guarantee service stability, coverage, and real-time performance tracking once networks are operational. These solutions enable NOC teams to proactively detect and resolve service degradations — often before end users are even aware of an issue. Key MCX KPIs Measured Across Both Solutions: PTT Access Times – end-to-end Push-to-Talk call setup performance across all RRF operators Mouth-to-Ear Latency – voice signal processing delay, critical for real-time coordination Audio Quality MOS – Mean Opinion Score, measuring voice clarity and detecting network-induced degradation MCData Performance & Stability – data service reliability and throughput under operational conditions Messaging Performance & Stability – delivery speed and reliability of MCX messaging services Call Performance & Stability – VoLTE and MCX call success rates, drop rates, and quality metrics Service Availability – continuous uptime tracking across all critical services and operators Aggregated & Drill-Down Analytics – fleet-wide overviews with the ability to drill into individual device or site-level detail Real-World Success: The ACMOSS Use Case A flagship example of SmartViser’s impact in the field is its strategic partnership with ACMOSS (Agence des Communications Mobiles Opérationnelles de Sécurité et de Secours), the French agency providing 4G/5G broadband network services to security, emergency, and medical response forces. ACMOSS operates the Réseau Radio du Futur (RRF) — France’s Future Radio Network — which is the critical communications backbone for frontline public safety agencies. To ensure ongoing service continuity and improve user experience across the RRF, ACMOSS’s innovation laboratory deployed SmartViser’s viSerTempo solution — a specialised automated testing and active performance measurement tool for mobile and telecom services. viSerTempo operates via “smartphone farms” that behave as real users, simulating end-to-end MCX communications including calls, data transmission, PTT services, and application services. Key outcomes of the ACMOSS deployment include: Continuous measurement of device and telecom service performance across all RRF operators Analysis of critical KPIs, including PTT Push-to-Talk request times, Access Time, Mouth-to-Ear latency, and Mean Opinion Score (MOS) for audio quality Full integration into the ACMOSS Network Operations Centre (NOC) via a dedicated real-time dashboard, enabling proactive alerting and rapid incident root-cause analysis Monitoring of VoLTE (Voice over LTE) communications quality, ensuring a consistent experience across both MCX and conventional communications over the RRF In the words of ACMOSS: “This strategic and sovereign partnership with SmartViser — a French company specialising in communications measurement — aims to guarantee security, emergency, and medical forces a high-performance, reliable network adapted to the demands of their daily missions, where the quality of communications can, concretely, contribute to saving lives.” Read the full ACMOSS use case: Quality of User Experience on the RRF SmartViser Selected for Two Tech Tours at CCW 2026 SmartViser is honoured and proud to announce that it has been selected to participate in two Tech Tours at CCW 2026 — a recognition that reflects the company’s leadership and innovation in the critical communications sector: Integrated Communications for Multi-Agency Operations Situational Awareness and Frontline Technologies Meet SmartViser at CCW 2026 SmartViser warmly invites all CCW 2026 attendees, public safety operators, network managers, and technology partners to connect with our team during the event. Whether you are exploring solutions for pre-deployment validation, live network monitoring, or MCX service assurance, our experts will be on hand to discuss your specific needs and provide personalised demonstrations. 📅 Book a Meeting Schedule a one-to-one meeting with the SmartViser team at CCW 2026: ▶ Watch the Video Overview Discover SmartViser’s MCX testing and monitoring solutions in action: 🌐 Learn More Visit SmartViser online to explore the full product portfolio and use cases 🎫Register for Your Visitor Badge You have been invited by SmartViser to attend CCW 2026. Register for your complimentary visitor badge About SmartViser SAS SmartViser is a leading telecommunications innovator, recognised for its expertise and commitment to customer-centric solutions. Its flagship test automation suite, viSer, enables OEMs, ODMs, Mobile Operators, MVNOs, Regulators, and telecom service providers to thoroughly test, benchmark, monitor, and measure Quality of Service (QoS) and Quality of Experience (QoE) across devices and networks. The versatile viSer suite supports both active and passive monitoring on public, private, and mission-critical networks, offering comprehensive connectivity and device performance insights. viSer is device-agnostic, compatible with iOS and Android, and spans all telecom technologies from 2G to 5G, including VoLTE and VoWiFi. It covers numerous use cases, from POLQA voice quality assessments to speed tests, latency, throughput, calls, and network coverage analysis. SmartViser contributed significantly to the European Union’s Energy Labelling Regulations, ensuring viSer’s compliance with these standards. Beyond automation, SmartViser offers extensive field testing and is an accredited test house for the Altice Group, providing support in over 25 countries. Headquartered in Rennes, France, SmartViser collaborates globally to help customers adopt new technologies faster, reduce costs, and elevate product quality, enabling success in today’s rapidly advancing telecom landscape. In 2024, Anritsu Corporation acquired a 32.72% stake in SmartViser SAS. You can find more information about SmartViser and its innovative software on the Web at www.smartviser.com Press Contact and General Information SmartViser Susie Siouti Chief Commercial Officer info@smartviser.com

SmartViser and Invenio Techs Announce Strategic Collaboration to Provide Comprehensive Test & Validation Facility for Private Network and Device Ecosystems Paris, 30 April 2026 SmartViser, a global leader in intelligent test automation for devices and networks, and Invenio Techs, a specialist in private network solutions with its own Invenio OpenLab™ built for integration and validation services, today announce their strategic collaboration to establish a dedicated, joint test and validation facility. Under the agreement, SmartViser’s product portfolio will be deployed at Invenio Techs’ OpenLab™ environment, forming a unique joint offering for open-lab testing, proofs-of-concept, and certification of private network and device ecosystems. Key Highlights of the Collaboration: Invenio Techs’ “OpenLab™” facility is designed as a technology-agnostic sandbox where ecosystem participants can bring their solutions for testing, innovation, and validation of private network elements, including 4G/5G, industrial IoT, TETRA/Wi-Fi integration, and beyond. SmartViser’s product line, including its viSer automated test and monitoring platform covering device validation, 5G testing, quality-of-experience (QoE), active/passive monitoring, and network assurance, will be integrated into Invenio Techs’ facility. Through this collaboration, ecosystem players, device OEMs, network operators (public and private), integrators, and mission-critical network providers will gain access to a turnkey facility that combines SmartViser’s testing and monitoring expertise and Invenio Techs’ sandbox infrastructure and domain expertise in private networks and transportation/logistics use-cases. The partnership is expected to accelerate time-to-market for new devices and network services by offering high-capacity automated testing, benchmarking, field-to-lab translation, and validation in a realistic sandbox environment that closely mirrors real-world conditions. Both companies believe this collaboration will help raise the bar for quality, reliability, interoperability, and performance in private network rollouts, device certification, and service assurance, addressing growing demands across sectors such as transportation, utilities, industrial automation, and mission-critical communications. “We are thrilled to partner with Invenio Techs to extend our automated test and monitoring solutions into a live validation environment,” said Gilles Ricordel, CEO of SmartViser. “By combining our automation platform with Invenio’s OpenLab™ and private-network ecosystem focus, we can deliver a truly differentiated test facility for the most demanding device and network use-cases.” “Invenio Techs is committed to enabling innovation in private networks and industrial connectivity,” said Nelson Vanegas, co-founder and Technology Leader at Invenio Techs. “Bringing SmartViser into our OpenLab™ enables our customers and ecosystem partners to leverage state-of-the-art test automation, throughput validation, increasing coverage and reducing risk on deployment.” SmartViser’s solutions will also be showcased at the upcoming Tour de Ports de France events, where, together with its partner Anritsu, the company will demonstrate end-to-end network monitoring and service assurance for private and mission-critical networks About SmartViser SmartViser is a leading provider of automated testing and quality assurance solutions for mobile networks and connected devices. Through its viSer suite, SmartViser enables mobile operators, device manufacturers, regulators, and test laboratories to measure, validate, and optimise Quality of Service (QoS) and Quality of Experience (QoE) across a wide range of environments, including 5G, private networks, and mission-critical communications. With advanced automation, real-time analytics, and scalable testing capabilities, SmartViser helps ensure consistent performance, faster time-to-market, and compliance with evolving industry and regulatory requirements. About Invenio Techs SAS Invenio Techs is a Paris based provider of private network products and services, focused on demystifying private mobile networks. Its flagship product is the ORI Suite™, a Rust-native core network platform enabling private 4G/5G, RAN sharing, MVNO and public network roaming. Services include 5G education and training, advisory services and an "OpenLab™" for proof-of-concepts, testing and integration. Their focus includes the transportation sector (seaports, airports, rail, road) and mission-critical connectivity. Media Contacts: SmartViser Susie Siouti Chief Commercial Officer info@smartviser.com +33 2 99 31 42 08 Invenio Techs Bassem Rustom Principal – Commercial information@inveniotechs.com +33 1 83 53 53 89

The Future of Mission-Critical Communications: From Coverage Challenges to Continuous Assurance Mission-critical communications has firmly emerged as one of the defining themes shaping the industry in 2026. From the global stage at Mobile World Congress 2026 to the UK-focused discussions at BAPCO Annual Event 2026, one message is clear: the expectations placed on public safety networks are increasing faster than ever before. As organisations transition from legacy systems to broadband technologies, the challenge is no longer just about enabling connectivity—it’s about guaranteeing performance, resilience, and trust in real-world conditions. Voice Remains the Foundation—But Expectations Are Evolving While data, video, and AI-driven capabilities are rapidly expanding, mission-critical voice still underpins emergency operations. However, moving from TETRA to LTE and 5G introduces new challenges: Less predictable coverage Increased dependency on network conditions Greater variability in user experience For emergency responders, this shift is not just technical—it’s operational. The need is no longer just connectivity, but guaranteed performance in real-world conditions. Coverage and Resilience: The Reality Behind the Transition One of the biggest misconceptions is that modern networks automatically outperform legacy systems. In reality: Higher-frequency networks (4G/5G) create more localized coverage gaps Indoor performance remains a significant challenge Network changes often lead to user-perceived degradation, even when overall performance improves At the same time, resilience is evolving from: Single-network reliability → Multi-layered service assurance This means organisations must move beyond infrastructure and ask: “How do we continuously verify that services are actually working for the end user?” SmartViser Approach: From Validation to Continuous Assurance To successfully transition to broadband mission-critical communications, organisations must address two key needs: Validate and test services before deployment Continuously monitor and assure performance in live operations SmartViser supports both phases with a comprehensive, device-based approach. 1. Active Testing – Validating Mission-Critical Services Before Deployment Before any rollout, it is essential to validate that mission-critical services perform as expected under real conditions. With viSer Neo and viSer Neo+, SmartViser enables: End-to-end testing of MCX services, including: Push-to-Talk (MCPTT) Data services and application performance Measurement of key KPIs such as: Call setup time Mouth-to-ear latency Audio quality (POLQA-based MOS) Data throughput and latency Execution of automated, repeatable test scenarios across: Lab environments Field conditions Mobility and drive testing With viSer Neo+, operators can go even deeper: Low-layer signalling analysis RF measurements and cell-level insights Advanced troubleshooting and optimisation Outcome: Ensure mission-critical services are fully validated, benchmarked, and ready for operational use before deployment. 2. Service Assurance – Continuous Monitoring in Live Networks Validation alone is not enough. Once deployed, services must be continuously monitored to ensure consistent performance over time. SmartViser enables full service assurance through: viSer Tempo – Active Monitoring Continuous execution of automated test scenarios Real-time validation of service availability and performance Early detection of degradation before it impacts users viSer Mateo – Passive Monitoring Collection of real usage data from operational devices Insight into actual user experience and environmental conditions Identification of trends, anomalies, and intermittent issues Outcome: From periodic testing → continuous, real-time assurance of QoE and QoS Customer Story: ACMOSS and the French RRF Programme A strong example of this approach in action is ACMOSS and the deployment of the Réseau Radio du Futur (RRF)—France’s nationwide mission-critical broadband network. To ensure performance and user experience across this complex, multi-operator environment, ACMOSS implemented SmartViser viSer Tempo as part of its operational framework. Key highlights include: Deployment of automated smartphone-based testing farms simulating real user behaviour End-to-end validation of MCX services, including voice, Push-to-Talk and data Measurement of critical KPIs such as: PTT access time Mouth-to-ear latency Audio quality (MOS) Integration into the Network Operations Centre (NOC) for real-time visibility This approach allows ACMOSS to: Continuously monitor service performance across the RRF Detect issues before users are impacted Maintain service continuity and resilience at all times As highlighted in their publication, this data-driven methodology ensures that critical communications remain available and performant across all operators and scenarios. Read the full customer story here:ACMOSS RRF Quality of Experience Article Multi-Bearer Future: Testing the Complexity of Tomorrow The future of mission-critical communications is multi-bearer: 4G / 5G Satellite (LEO constellations) Private networks Wi-Fi and hybrid connectivity This creates a new level of complexity: Dynamic switching between networks Variable latency and bandwidth Increased risk of service disruption SmartViser solutions allow operators and agencies to: Validate performance across all bearers Ensure seamless service continuity Benchmark hybrid connectivity strategies From Reactive to Proactive: A New Operational Model Historically, mission-critical communications have been managed reactively: Issues are reported → investigated → resolved But in a 5G and multi-service world, this model is no longer sufficient. The new model is: Continuous monitoring Early detection of degradation Data-driven optimisation SmartViser enables this transformation by combining: Active testing (viSer Neo / Neo+) Continuous monitoring (Tempo) Real user insight (Mateo) Conclusion: Enabling the Future of Mission-Critical Communications The transition to broadband and multi-bearer communications is inevitable—but success is not guaranteed. To deliver on the promise of: Reliable voice Real-time data Seamless user experience Organisations must adopt a new mindset: From network-centric → experience-centric From reactive → proactive From assumptions → measurable assurance SmartViser enables this transformation by covering the full lifecycle: Validation before deployment (viSer Neo / Neo+) Continuous assurance in live networks (Tempo / Mateo) Meet Us to Learn More Want to explore how SmartViser can support your mission-critical strategy? Join us at the Critical Communications World 2026 in London, taking place 16–18 June. Come and meet our team to discover how SmartViser solutions can help you ensure performance, resilience, and real user experience across your networks. Susie Siouti is the Chief Commercial Officer for SmartViser helping organisations in the Telecommunications industry offer superior end-user quality of experience and service with the introduction of innovative test automation products. Susie has 20 years of experience in the Telecoms industry and in that time has led teams across the world mainly in Testing and Compliance. Holding an MBA from Henley Business School brings a diverse set of skills and expertise, including business acumen, strategic thinking, financial management, sales and marketing expertise, leadership, and innovation. Susie joined SmartViser in 2016, is part of the internal steering committee, responsible for developing and implementing the company's commercial strategy and encouraging a customer-centric culture. The main mission is to help organizations to create value by offering better quality products and services by improving operational efficiency and innovation.

Join SmartViser at CCW 2025 and see live demos of viSer test platforms designed for MCX, PTT and speech quality testing. CCW 2026 Highlights Thank you. SmartViser Showcased Test Automation Solutions at CCW26 CCW26 is the year’s must-attend event for mission-critical communications. It brings together top professionals, forward-thinking organisations, and technology leaders to explore the latest breakthroughs in mission-critical and public safety communications. Thank you for visiting us. Active Testing & Network Monitoring Discover the press release SmartViser Company Presentantion View Company Presentantion Video Overview Watch this short video to learn more about SmartViser and how test automation can optimise your testing capabilities, reduce costs and time, as well as improve QoE and QoS. SmartViser Demos at CCW26 viSer Neo – Active Test Automation Application Fully automated mobile test for Android and iOS. Executes 24/7 end-to-end campaigns (voice, data, VoNR, VoLTE, app flows) to validate device and network performance, monitor QoE and eliminate manual testing. viSer Neo+ – Network Measurement & Troubleshooting Includes all viSer Neo features plus low-level network insights. Captures Layer-3 protocol messages and enables deep troubleshooting of 4G/5G networks from any smartphone. viSer Tempo – Foreground Network Monitoring Active network monitoring running in the foreground. Device probe data collection for a wide choice of user actions like Voice and calls, FTP/HTTP, MCX Data, MCX PTT KPIs, etc. viSer Mateo – Background Network Monitoring Passive monitoring that runs unobtrusively in the background on smartphones. Continuously assesses real-world network conditions without user disruption, perfect for long-term quality tracking. Full Suite of MCX/PTT KPIs Comprehensive metrics for mission-critical Push-to-Talk and Push-to-Video services (MCPTT). Measures KPIs like MCPTT Access Time, End-to-End call setup, Mouth-to-Ear latency, Late Call Entry, and audio quality using POLQA. Compatible with any PTT app on any smartphone. Speech Quality Testing with Audio MOS Cross-platform voice quality testing on Android and iOS. Uses POLQA MOS algorithm to assess audio clarity on cellular networks (VoNR, VoLTE, Wi-Fi) and OTT apps like WhatsApp or Microsoft Teams — including PTT voice services. Talk to an expert

Get a clear overview of SmartViser, our test automation products, solutions, and services supporting industries worldwide. SmartViser Company Overview Company Information and Product Overview Company Presentation Click to view Want help or have a question? Get in touch

SmartViser delivers test automation for operators, OEMs & mission-critical organizations, optimizing testing, QoE, coverage & cost. Innovative Test Automation and Active & Passive Network Monitoring Products and Solutions Covering connectivity, networks, device assurance, non-terrestrial and mission-critical testing for both public & private networks. Talk to an expert Learn what's new Arrange a free trial Discover our Voice Quality benchmark of flagship devices. Get the Report Join us at this upcoming event: Learn More Our mission? Help you release products and services in the market on budget and on time with superior end-user experience and quality Save time Accelerate time to market Increase productivity Optimise testing time by an average of 75% Automate time-consuming and repeatable tests Improve quality Increase test capacity and coverage Run 24/7 testing campaigns Streamline testing processes Test more and smart Reduce costs 1/10th of the cost versus manual testing No additional hardware No complex setup Simple standalone solution Optimise QoE Quickly identify weaknesses with user experience Test as an end-user Get actionable and powerful analytics on results Gain your competitive advantage Press Release SmartViser announces a significant milestone in its strategic development, with Anritsu acquiring an additional 18.28% of SmartViser’s shares, bringing its total shareholding to 51%. Learn More Our solutions Accelerate development and ensure performance with powerful intelligence insights Audio MOS Learn more Device validation Learn more 5G Test Automation Learn more Battery Energy Labelling Learn more Quality of Experience Learn more PTT Performance Learn more Battery Testing Learn more Talk to an expert Learn what's new Arrange a free trial Our testing and consulting services Test as a Service (TaaS) Learn more SFR Test House Learn more EEI Testing Learn more Consultancy Learn more Field Trials / Live Network Testing Learn more ViserMark Learn more They trust us "All the elements we needed to automate our tests were successfully brought together with SmartViser, the support and the test solution. We have doubled our testing load and halved the testing time. We have both won on both sides!" Testing and Validation Team FRENCH OPERATOR View success stories View More