Ayal Zylberman

Part of Qualitest Group UK Ltd., QualiTest Ltd. designs and implements software testing solutions. The company is based in Petach Tikva, Israel. The Israeli company was founded in 1997 by Eli Margolin, Ayal Zylberman. Shai Liberman has been the CEO of the company since 2019.

TeleKnowledge Group Ltd. is a provider of billing software for providers of content, applications and all forms of communications services. The company's flagship product, Total-e, is designed to enable providers to rapidly create and deploy offerings, as well as manage revenue exchanges and complex interactions between content-based trading partners. Its clients generate revenue from virtually every form of service, including advanced IP-based services (eg VPN, Voice over IP, messaging) to homes, businesses and mobile devices, hosting services, content and multimedia, streaming media and videoconferencing applications, telecommunications and broadband connectivity services. It has regional offices in UK, France, Germany and Italy. The company is headquartered in Ra'anana, Israel.

Qualitest Group UK Ltd. provides information technology testing and quality assurance services for both private and public sectors. It offers independent testing, managed crowd testing, software testing consulting, risk management, acceptance test driven development and test automation services. The company was founded by Eli Margolin and Ayal Zylberman in 1997 and is headquartered in Bristol, the United Kingdom.

Electronic Nation LLC designs and delivers contextualized software testing solutions. It provides mobile testing services, test process improvement, website testing, test automation, security testing services, unit testing, load testing services, testing consulting, wireless network testing services, and healthcare information technology testing. The company was founded by Ayal Zylberman and Eli Margolin in 1998 and is headquartered in Fairfield, CT.

Think Testing publishes a magazine focused on software testing.

Bnot Herzeliya Basketball Club operates a basketball club. The private company is based in Tel Aviv, Israel.

Tefen USA Ltd. provides management consultancy services. It offers strategy, operations excellence, project management and organizational development services. The company was founded in 1982 and is headquartered in New York, NY.