--- title: Customer Success Stories | IVR and Number Testing Solutions | Klearcom description: From seamless IVR migration to enhancing customer support, our solutions ensure proactive issue resolution for a seamless customer experience. image: https://klearcom.com/hubfs/17-1.png --- [Skip to content](https://klearcom.com/customer-stories#main-content) [![Logo](https://klearcom.com/hs-fs/hubfs/Kalercom_November2024/images/klearcom-logo-websiteheader-1200x278.webp?width=176&height=41&name=klearcom-logo-websiteheader-1200x278.webp "Logo")](https://klearcom.com/) - [Home](https://klearcom.com) - Solutions - [Discover Your IVR](https://klearcom.com/discover-your-ivr/) - [IVR Testing](https://klearcom.com/ivr-testing/) - [Toll Free Number Test](https://klearcom.com/toll-free-number-testing/) - [Voice Quality Test](https://klearcom.com/voice-quality-test/) - [End Agent Performance](https://klearcom.com/end-agent-performance/) - Products - [Discovery](https://klearcom.com/discovery/) - [Regression](https://klearcom.com/regression/) - [Connect](https://klearcom.com/connect/) - [Load Testing](https://klearcom.com/load-testing/) - [Verify+](https://klearcom.com/verify-plus) - [Global Caller](https://klearcom.com/global-caller/) - [DevOps](https://klearcom.com/devops/) - [Fax](https://klearcom.com/fax/) - Resources - [About Us](https://klearcom.com/about-us) - [Customer Stories](https://klearcom.com/customer-success-stories) - [Pricing](https://klearcom.com/pricing/) - [Blog](https://blog.klearcom.com) - [News](https://blog.klearcom.com/news) - [Events](https://blog.klearcom.com/events) - [Awards](https://klearcom.com/awards) - [ROI Calculator](https://klearcom.com/roi-impact-calculator) - [Contact Us](https://klearcom.com/contact-us/) - [INT: +353 1 5256748](tel:+35315256748) - [US: +1 866 986 6016](tel:+18669866016) [Book A Demo](https://klearcom.com/book-a-demo) # Customer Stories Discover how businesses across various industries have partnered with Klearcom to ensure flawless IVR and number testing. Our customer success stories showcase real-world results, from improving call center performance to enhancing customer experience.  - ![3-Photoroom](https://klearcom.com/hs-fs/hubfs/3-Photoroom.png?width=184&height=102&name=3-Photoroom.png) - ![1-Photoroom](https://klearcom.com/hs-fs/hubfs/1-Photoroom.png?width=184&height=102&name=1-Photoroom.png) - ![2-Photoroom](https://klearcom.com/hs-fs/hubfs/2-Photoroom.png?width=184&height=102&name=2-Photoroom.png) ![Klearcom Portal Imagery 30](https://klearcom.com/hubfs/Klearcom%20Portal%20Imagery%2030.png) ## Trusted By Our Valued Clients [![Pfizer](https://klearcom.com/hubfs/Pfizer.png)](https://klearcom.com/customer-stories#pfizer) [![Chemtrec](https://klearcom.com/hubfs/Chemtrec.png)](https://klearcom.com/customer-stories#chemtrec) [![Danfoss](https://klearcom.com/hubfs/Danfoss.png)](https://klearcom.com/customer-stories#danfoss) [![Telnyx](https://klearcom.com/hubfs/Telnyx.png)](https://klearcom.com/customer-stories) [![Hewlett Packard Enterprise](https://klearcom.com/hubfs/Hewlett%20Packard%20Enterprise.png)](https://klearcom.com/customer-stories) [![United World Telecom](https://klearcom.com/hubfs/Unitedworld%20Telecom.png)](https://www.unitedworldtelecom.com/) [![Eversana](https://klearcom.com/hubfs/Eversana.png)](https://www.eversana.com/) ![Pfizer-2048x845](https://klearcom.com/hs-fs/hubfs/Kalercom_November2024/images/Pfizer-2048x845.webp?width=2000&height=825&name=Pfizer-2048x845.webp "Pfizer-2048x845") ## Pfizer Partners with Klearcom for Seamless, Global IVR Migration ##### Pfizer Centralizes Global IVR Systems with Klearcom's Expertise [View Case Study](https://klearcom.com/hubfs/Branding%20Documents/Public%20Facing%20Case%20Studies/Pfizer%20Partners%20With%20Klearcom%20For%20Seamless%2c%20Global%20IVR%20Migration.pdf) ## 100+ Countries involved in the pre and post-migration phases of Pfizer's in-house IVR systems project. ## 80K This collaboration has been key in enhancing Pfizer's internal support and IVR systems, essential for overseeing a network of over 80,000 colleagues. ## 15+ Languages and dialects transcribed globally for Pfizer at the click of a button with Klearcom's automation software. ## 99.2% Contact center uptimes as a result of proactive issue resolution times being dramatically improved. ![CHEMTREC](https://klearcom.com/hs-fs/hubfs/Kalercom_November2024/images/CHEMTREC.png?width=2000&height=389&name=CHEMTREC.png "CHEMTREC") ## CHEMTREC Ensures 24/7 Emergency Call Response with Klearcom's SaaS Solution ##### Consistent Global Call Quality Achieved with Zero Integration [View Case Study](https://klearcom.com/hubfs/Branding%20Documents/Public%20Facing%20Case%20Studies/Klearcom%20Ensures%20CHEMTRECs%20Global%20Call%20Quality%20with%20Zero%20Integration.pdf) ## 350+ Klearcom's SaaS platform enabled automated testing for 350+ numbers, including 100+ international numbers. ## 100+ Countries covered for local number and IVR validation ensuring CHEMTREC's communication systems are optimized. ## 99.9% Contact center uptimes as a result of proactive issue resolution times being dramatically improved. ## 0% Service drop when migrating CHEMTREC'S systems to a cloud based system. ![1200px-Danfoss-Logo](https://klearcom.com/hs-fs/hubfs/1200px-Danfoss-Logo.png?width=1200&height=503&name=1200px-Danfoss-Logo.png "1200px-Danfoss-Logo") ## Klearcom Enhances Danfoss' Triage & Issue Resolution Process ##### Real-time alerts for issues like silent alerts allow for immediate triage and resolution. [View Case Study](https://klearcom.com/hubfs/Branding%20Documents/Public%20Facing%20Case%20Studies/Klearcom%20Enhances%20Danfoss%E2%80%99s%20TRIAGE%20%26%20Issue%20Resolution%20Process.pdf) ## 24/7 Customer support from Klearcom’s 24/7 365 days a year NOC center and Client Operations Team. ## 100+ Languages and dialects transcribed globally at the click of a button. ## 99.9% Contact center uptimes as a result of proactive issue resolution times being dramatically improved. ## 0% Klearcom’s non-instrusive SaaS platform required zero integration and no significant changes to Danfoss’ existing systems. ![United World Telecom Logo - High Resolution-1](https://klearcom.com/hs-fs/hubfs/United%20World%20Telecom%20Logo%20-%20High%20Resolution-1.png?width=900&height=411&name=United%20World%20Telecom%20Logo%20-%20High%20Resolution-1.png "United World Telecom Logo - High Resolution-1") ## Klearcom Ensures United World Telecom's Global Toll-Free Numbers Run Smoothly ##### Automated real-time number assurance a game changer for United World Telecom. [View Case Study](https://klearcom.com/hubfs/Branding%20Documents/Case%20Studies%20for%20Demos/Klearcom%20Ensures%20United%20World%20Telecoms%20Global%20Toll-Free%20Numbers%20Run%20Smoothly.pdf) ## 24/7 Customer support from Klearcom’s 24/7 365 days a year NOC center and Client Operations Team. ## 100+ Languages and dialects transcribed globally at the click of a button. ## 340+ Carriers available for local testing globally, both fixed line and mobile capability. ## 100+ Countries Available for Toll-Free Number Testing with local number and IVR validation   ![Eversana_Logo_S_4C](https://klearcom.com/hs-fs/hubfs/Eversana_Logo_S_4C.jpg?width=1831&height=823&name=Eversana_Logo_S_4C.jpg "Eversana_Logo_S_4C") ## Eversana Optimizes Its Global Contact Centers with Klearcom  ##### Eversana Gains Real-Time Visibility into Voice System Performance While Scaling Global Operations. [View Case Study](https://klearcom.com/hubfs/Branding%20Documents/Case%20Studies%20for%20Demos/Eversana%20Optimizes%20Its%20Global%20Contact%20Centers%20with%20Klearcom.pdf) ## 24/7 Customer support from Klearcom’s 24/7 365 days a year NOC center and Client Operations Team. ## 100+ Languages and dialects transcribed globally at the click of a button. ## 340+ Carriers available for local testing globally, both fixed line and mobile capability. ## 100+ Countries Available for Toll-Free Number Testing with local number and IVR validation   ## Klearcom Works with Any Technology Platform ![NICE-9f46e818](https://klearcom.com/hubfs/NICE-9f46e818.png) ![Avaya_Logo.svg](https://klearcom.com/hs-fs/hubfs/Avaya_Logo.svg.png?width=200&height=57&name=Avaya_Logo.svg.png) ![Genesys_Logo](https://klearcom.com/hubfs/Genesys_Logo.png) ![cisco-logo-transparent](https://klearcom.com/hubfs/cisco-logo-transparent.png) ![Microsoft_Azure_Logo.svg](https://klearcom.com/hubfs/Microsoft_Azure_Logo.svg.png) ![Twilio_logo](https://klearcom.com/hubfs/Twilio_logo.png) ![Amazon_Web_Services_Logo.svg](https://klearcom.com/hs-fs/hubfs/Amazon_Web_Services_Logo.svg.png?width=160&height=96&name=Amazon_Web_Services_Logo.svg.png) ![google-cloud-logo-75o (1)](https://klearcom.com/hubfs/google-cloud-logo-75o%20(1).png) ![Zoom-Logo](https://klearcom.com/hubfs/Zoom-Logo.png) ![FIVN_BIG-b7351c5e](https://klearcom.com/hubfs/FIVN_BIG-b7351c5e.png) ![talkdesk](https://klearcom.com/hubfs/talkdesk.webp) ![download-2](https://klearcom.com/hubfs/download-2.png) ![Vonage_Logo](https://klearcom.com/hubfs/Vonage_Logo.png) ![Oracle-Logo](https://klearcom.com/hubfs/Oracle-Logo.png) ![Salesforce.com_logo.svg](https://klearcom.com/hubfs/Salesforce.com_logo.svg.png)   ## What Our Great Customers Say About Us ![Dave Jan 24](https://klearcom.com/hs-fs/hubfs/Dave%20Jan%2024.jpg?width=806&height=1074&name=Dave%20Jan%2024.jpg) ### "Pfizer entrusted Klearcom with seamless global IVR migration across 100+ countries." "Klearcom provided an unprompted SaaS solution that required no integration or management. By managing IVR discovery, intent messaging, and multilingual call transfers, Klearcom ensured a smooth migration while adhering to strict InfoSec requirements." ##### Dave Wheeler - Case Management Business Owner, Pfizer ![Pfizer-2048x845](https://klearcom.com/hubfs/Kalercom_November2024/images/Pfizer-2048x845.webp) ![1517678955180](https://klearcom.com/hubfs/1517678955180.jpeg) ### “Testing global numbers manually simply didn’t scale for us anymore.” “Klearcom has given us the ability to proactively test numbers on demand across countries and carriers, removing guesswork and giving us real confidence in the reliability of our global contact center operations." ##### Margot Thornton - Global Contact Center System Manager at EVERSANA ![Eversana](https://klearcom.com/hubfs/Eversana.png) ![_DSC9569_cropped](https://klearcom.com/hubfs/_DSC9569_cropped.jpg) ### “Klearcom ensures CHEMTREC's global emergency call center operates flawlessly 24/7” “CHEMTREC chose Klearcom for its ability to test real customer call paths in real-time without requiring system integration. This proactive monitoring ensured compliance with emergency communication standards and uninterrupted service worldwide.“ ##### Tarn Jones - Chemtrec ![CHEMTREC](https://klearcom.com/hubfs/Kalercom_November2024/images/CHEMTREC.png) ![1642179230380](https://klearcom.com/hs-fs/hubfs/1642179230380.jpg?width=150&height=150&name=1642179230380.jpg) ### “Klearcom rapidly restored Danfoss's critical telephony services during peak operations.” “When a carrier unexpectedly cut off services over Christmas, Klearcom stepped in to resolve the issue swiftly. By proactively addressing silence alerts and maintaining seamless communication, Klearcom enhanced Danfoss’s issue resolution process across multiple countries.“ ##### Francis Mercado - Senior IT Consultant, Danfoss ![1200px-Danfoss-Logo](https://klearcom.com/hubfs/1200px-Danfoss-Logo.png) ![1516871878835](https://klearcom.com/hubfs/1516871878835.jpg) ### “The ability to test numbers on the fly has been a game changer.” “With Klearcom, we can test numbers on the fly, across countries and networks, and give customers immediate reassurance. It’s been a game changer for us and has put us back in control of the services we sell." ##### Alan Rodriguez - Senior Technical Support Manager, United World Telecom ![United World Telecom Logo - High Resolution-2](https://klearcom.com/hubfs/United%20World%20Telecom%20Logo%20-%20High%20Resolution-2.png) ## Make The Simple Switch to Klearcom & Leave Legacy CX Behind Outdated platforms slow you down with port limits, patchy coverage, and hidden costs. Klearcom simplifies and strengthens your global CX testing. No delays, no compromises. [![Make The Simple Switch](https://hubspot-no-cache-eu1-prod.s3.amazonaws.com/cta/default/9183545/interactive-193107270671.png)](https://klearcom.com/hs/cta/wi/redirect?encryptedPayload=AVxigLK91S40lvq8HmWH%2BJhbxGyPL9khwafIpbIZRb3eXOmeKemb%2FtxFmpKNp7%2B19Dz0wdyIWvaJcqB4Uvgg7LMDQiIpLJDGtOxn%2B8KQhtxPjM9HdNfgxfOFYHeNjeUeu1uarzGlVLyAvXAV97n4JQ0QNyWPYpUWX6QdZvh6u%2BFcI5wX8yHQPfoDS37ELuGWfVFFuT6KJWYFFTINOUdpgz8OVBq0PGR1&webInteractiveContentId=193107270671&portalId=9183545) ![Switch to Klearcom](https://klearcom.com/hubfs/Switch%20to%20Klearcom.png) ##### We Solve Local Customer Problems ## With Klearcom Global Solutions ![Discover Your IVR](https://klearcom.com/hs-fs/hubfs/Kalercom_November2024/images/Screenshot%202024-11-01%20161314.png?width=35&height=31&name=Screenshot%202024-11-01%20161314.png) ###### Discover Your IVR Document and identify where problems occur on your IVR for faster resolution. Discover how Klearcom tests end-to-end for a holistic map of your IVR in minutes. [Learn More  ](https://klearcom.com/discover-your-ivr/) ![Test Your IVR](https://klearcom.com/hs-fs/hubfs/Kalercom_November2024/images/Screenshot%202024-11-01%20162244.png?width=35&height=29&name=Screenshot%202024-11-01%20162244.png) ###### Test Your IVR Interactive Voice Response systems are the lifeline of customer interactions in today's business world. They are the first point of contact for customers seeking support, sales, information, or services. [Learn More  ](https://klearcom.com/ivr-testing/) ![Toll-Free Number Check](https://klearcom.com/hs-fs/hubfs/Screenshot%202024-11-01%20162517.png?width=35&height=27&name=Screenshot%202024-11-01%20162517.png) ###### Toll-Free Number Check Traditional toll-free number testing methods often lack real-time capabilities, leaving businesses unable to proactively diagnose and resolve TFN issues globally before they impact customer satisfaction. [Learn More  ](https://klearcom.com/toll-free-number-test) ![Voice Quality Test](https://klearcom.com/hs-fs/hubfs/Kalercom_November2024/images/Screenshot%202024-11-01%20162749.png?width=35&height=30&name=Screenshot%202024-11-01%20162749.png) ###### Voice Quality Test Inconsistent voice quality across your customer call path is negatively impacting your customers' experience. [Learn More  ](https://klearcom.com/voice-quality-test/) ![End agent Performance](https://klearcom.com/hs-fs/hubfs/Kalercom_November2024/images/Screenshot%202024-11-01%20162935.png?width=35&height=29&name=Screenshot%202024-11-01%20162935.png) ###### End Agent Performance One of the most critical aspects of delivering exceptional customer service is ensuring that your agents are reachable when customers need them. [Learn More  ](https://klearcom.com/end-agent-performance/) ## Speak with the klearcom team today! Drop us a line and keep in touch [Contact Us](https://klearcom.com/contact-us/) ![Klearcom Portal Imagery 28](https://klearcom.com/hubfs/Klearcom%20Portal%20Imagery%2028.png) [![Logo](https://klearcom.com/hs-fs/hubfs/Kalercom_November2024/images/klearcom-logo-websiteheader-green.png?width=1603&height=371&name=klearcom-logo-websiteheader-green.png "Logo")](https://klearcom.com/) ![iso-27701](https://klearcom.com/hubfs/Kalercom_November2024/images/iso-27701-1-quqaitp1b0j7ksnx2ustrqlkp1gb2pwd0iq2qjyw8g.png) ![AICPA](https://klearcom.com/hubfs/Kalercom_November2024/images/soc2-quqah5jd5m8uxr3au4spc5s2odote39jg8z00ug3ao.png)![Gold 150px 96ppi (email)](https://klearcom.com/hs-fs/hubfs/Gold%20150px%2096ppi%20(email).png?width=115&height=115&name=Gold%20150px%2096ppi%20(email).png)   ###### Solutions [Discover Your IVR](https://klearcom.com/discover-your-ivr) [Test Your IVR](https://klearcom.com/ivr-testing/) [Toll Free Number Check](https://klearcom.com/toll-free-number-testing/) [Voice Quality Test](https://klearcom.com/voice-quality-test/) [End Agent Performance](https://klearcom.com/end-agent-performance) ###### Products [Discovery](https://klearcom.com/discovery/) [Regression](https://klearcom.com/regression/) [Connect](https://klearcom.com/connect/) [Loader](https://klearcom.com/load-testing/) [Global Caller](https://klearcom.com/global-caller/) [DevOps](https://klearcom.com/devops/) [Fax](https://klearcom.com/fax/) ###### Resources [About Us](https://klearcom.com/about-us) [Pricing](https://klearcom.com/pricing/) [Blog](https://blog.klearcom.com/) [News](https://blog.klearcom.com/news) [Events](https://blog.klearcom.com/events) [Awards](https://klearcom.com/awards) [Privacy Policy](https://klearcom.com/privacy-policy) [![Visit facebook](https://klearcom.com/hubfs/Kalercom_November2024/images/Facebook.svg)](https://www.facebook.com/people/Klearcom/100076821340193/) [![Visit twitter](https://klearcom.com/hubfs/Kalercom_November2024/images/Twitter.svg)](https://twitter.com/KlearcomTech) [![Visit instagram](https://klearcom.com/hubfs/Kalercom_November2024/images/Instagram.svg)](https://www.instagram.com/klearcom_global) [![Visit linkedin](https://klearcom.com/hubfs/Kalercom_November2024/images/Linkedin.svg)](https://www.linkedin.com/company/klearcom) [![Visit youtube](https://klearcom.com/hubfs/Kalercom_November2024/images/Youtube.svg)](https://www.youtube.com/@Klearcom) [![Visit tiktok](https://klearcom.com/hs-fs/hubfs/TikTok%20Icon.png?width=32&name=TikTok%20Icon.png)](https://www.tiktok.com/@klearcom)