GES Executive and Leadership Team

August, 2026

Leadership Overview

GES has 4 executives leading key functions including strategy, information technology, financial management, and human resources.

Committed to solving global water scarcity, GES delivers sustainable desalination and wastewater treatment solutions that empower industrial and municipal clients to meet stringent environmental standards through innovative engineering and operational excellence.

Leadership Roles at GES

  • Chief Executive Officer - Avner Hermoni
  • Chief Financial Officer, Member of Management - Niva Vinisman
  • Chief Information Officer - Omer Sobag
  • Chief Human Resources Officer - Rinat Regev
  • Avner Hermoni - Chief Executive Officer

    Avner Hermoni, the Chief Executive Officer at GES, directs the overarching strategic vision for sustainable desalination and wastewater treatment operations. Hermoni architects long-term growth initiatives while overseeing the deployment of advanced water treatment technologies across diverse industrial and municipal sectors. By aligning engineering capabilities with global environmental regulations, the Chief Executive Officer ensures the company maintains a competitive edge in addressing critical water scarcity challenges. Avner Hermoni maintains constant communication with the Board to optimize resource allocation and drive market expansion across international territories. This leadership role involves fostering partnerships with state water agencies and private sector clients to secure large-scale infrastructure projects. Through rigorous oversight of procurement and construction phases, the Chief Executive Officer guarantees project delivery excellence. Ultimately, Hermoni secures the financial and operational health of the organization by prioritizing innovation and efficiency in every water treatment solution provided to the global market.

    Niva Vinisman - Chief Financial Officer, Member of Management

    Niva Vinisman, the Chief Financial Officer, Member of Management at GES, oversees the fiscal health and capital allocation strategies for all desalination and water treatment projects. Vinisman directs financial planning, budgeting, and risk management processes to support the company expansion into new industrial and municipal markets. By analyzing the economic viability of engineering and construction contracts, the Chief Financial Officer, Member of Management ensures sustainable profitability while maintaining high standards for environmental compliance. Niva Vinisman coordinates with the executive leadership team to secure funding for innovative wastewater reuse technologies. This leadership role involves managing investor relations and reporting on the financial impact of large-scale water infrastructure initiatives. Through meticulous oversight of cash flow and asset management, the Chief Financial Officer, Member of Management stabilizes the organization against market volatility. Vinisman drives fiscal discipline across all departments, ensuring the company remains a leader in providing essential water solutions to global clients.

    Omer Sobag - Chief Information Officer

    Omer Sobag, the Chief Information Officer at GES, manages the digital infrastructure supporting complex desalination and wastewater treatment facilities. Sobag designs secure data frameworks that monitor water quality metrics and operational efficiency across all regional sites. By integrating advanced analytics into the engineering and procurement workflows, the Chief Information Officer enhances the precision of water supply management for municipal and industrial clients. Omer Sobag drives the digital transformation of internal systems to ensure compliance with stringent global data security regulations. This leadership role involves collaborating with the executive team to implement scalable software solutions that optimize wastewater reuse processes. Through the modernization of technical assets, the Chief Information Officer supports the company mission of environmental sustainability. Sobag maintains robust cybersecurity protocols to protect proprietary treatment technologies, ensuring uninterrupted service delivery for food, beverage, and pharmaceutical partners operating within the expansive GES network.

    Rinat Regev - Chief Human Resources Officer

    Rinat Regev, the Chief Human Resources Officer at GES, manages the talent acquisition and organizational development strategies necessary for executing complex water treatment projects. Regev architects comprehensive training programs that equip engineering and operational teams with the skills required to maintain high-quality desalination and wastewater facilities. By fostering a culture of safety and innovation, the Chief Human Resources Officer ensures the workforce remains aligned with the company mission of addressing global water scarcity. Rinat Regev oversees performance management systems that incentivize efficiency across municipal and industrial service sectors. This leadership role involves collaborating with the executive team to design compensation structures that attract top-tier talent in the water technology industry. Through the implementation of robust internal communication channels, the Chief Human Resources Officer promotes organizational cohesion across diverse regional operations. Regev drives employee engagement initiatives that support long-term retention, ultimately strengthening the human capital foundation required for the continued success of the company.

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    Frequently Asked Questions Regarding GES Top Executives and Leadership Team

    Who leads GES?
    GES is led by Avner Hermoni (Chief Executive Officer), along with executives such as Niva Vinisman (Chief Financial Officer, Member of Management) and Omer Sobag (Chief Information Officer).
    Who is part of GES’s executive team?
    The executive team of GES includes leaders such as Avner Hermoni (Chief Executive Officer), Niva Vinisman (Chief Financial Officer, Member of Management), Omer Sobag (Chief Information Officer) and other senior executives.
    How many executives does GES have?
    GES has 4 executives leading key business areas.
    What roles are included in GES’s leadership team?
    The leadership team of GES includes roles such as Chief Executive Officer, Chief Financial Officer, Member of Management, Chief Information Officer, Chief Human Resources Officer.