IGI Executive and Leadership Team

September, 2026

Leadership Overview

IGI has 6 executives leading key functions including technical operations, global strategy, executive management, and financial oversight.

Committed to precision in gemstone analysis, IGI maintains the highest standards for independent laboratory testing and grading of fine jewelry across global markets.

Leadership Roles at IGI

  • Directeur Technique Chief Executive Officer - Gregoire Kouassi
  • Global Chief Executive Officer - Tehmasp Printer
  • Co-Chief Executive Officer - Marc Brauner
  • Global Chief Financial Officer - Eashwar Iyer
  • Group Chief Financial Officer - XiaoQuan Miao
  • President - Jeffrey Bennett
  • Gregoire Kouassi - Directeur Technique Chief Executive Officer

    Gregoire Kouassi, the Directeur Technique Chief Executive Officer at IGI, manages the technical infrastructure required for high-precision gemstone grading. Overseeing laboratory protocols, the Directeur Technique Chief Executive Officer ensures that all testing methodologies align with international quality benchmarks. This leadership role involves refining diagnostic equipment and implementing advanced spectroscopic analysis to maintain laboratory integrity. By standardizing technical procedures across global facilities, Gregoire Kouassi directly impacts the accuracy of certification services provided to the jewelry industry. The Directeur Technique Chief Executive Officer also collaborates with research teams to integrate emerging gemological technologies into daily operations. Through rigorous oversight of technical standards, Kouassi secures the reputation of the institute as a leader in independent gemstone verification and scientific excellence.

    Tehmasp Printer - Global Chief Executive Officer

    Tehmasp Printer, the Global Chief Executive Officer at IGI, directs the overarching strategic vision for the world's largest independent laboratory for testing and grading gemstones. Overseeing international expansion, the Global Chief Executive Officer ensures that service quality remains consistent across diverse geographic regions. This leadership role involves managing relationships with major jewelry retailers and industry stakeholders to drive market growth. By optimizing operational efficiency, Tehmasp Printer directly impacts the scalability of grading services worldwide. The Global Chief Executive Officer also coordinates with the board to align long-term business objectives with evolving consumer demands in the fine jewelry sector. Through consistent focus on innovation and service reliability, Printer maintains the competitive position of the organization within the global gemological landscape.
    Tehmasp Printer

    Marc Brauner - Co-Chief Executive Officer

    Marc Brauner, the Co-Chief Executive Officer at IGI, architects the commercial strategy and business development initiatives for the organization. Overseeing client engagement, the Co-Chief Executive Officer ensures that grading services meet the specific needs of fine jewelry manufacturers and retailers. This leadership role involves identifying new market opportunities and fostering partnerships that expand the reach of laboratory services. By streamlining the customer experience, Marc Brauner directly impacts revenue growth and brand loyalty. The Co-Chief Executive Officer also works closely with operational teams to ensure that service delivery remains agile in response to fluctuating market conditions. Through strategic planning and execution, Brauner strengthens the market presence of the institute while upholding the core mission of providing transparent and reliable gemstone certification.

    Eashwar Iyer - Global Chief Financial Officer

    Eashwar Iyer, the Global Chief Financial Officer at IGI, manages the fiscal health and capital allocation strategies for the entire laboratory network. Overseeing financial reporting, the Global Chief Financial Officer ensures that all regional operations adhere to strict budgetary controls and compliance standards. This leadership role involves analyzing investment opportunities in new laboratory equipment and facility expansion to support long-term growth. By optimizing the cost structure of testing services, Eashwar Iyer directly impacts the profitability of the organization. The Global Chief Financial Officer also provides critical data-driven insights to the executive team to guide strategic decision-making regarding global market penetration. Through disciplined financial management and risk assessment, Iyer secures the economic stability required to maintain the institute's status as a premier authority in gemstone grading.

    XiaoQuan Miao - Group Chief Financial Officer

    XiaoQuan Miao, the Group Chief Financial Officer at IGI, directs the corporate accounting and treasury functions for the organization. Overseeing internal audits, the Group Chief Financial Officer ensures that financial processes remain transparent and efficient across all international branches. This leadership role involves managing cash flow and liquidity to support the operational requirements of the laboratory network. By implementing robust financial systems, XiaoQuan Miao directly impacts the accuracy of corporate reporting and resource allocation. The Group Chief Financial Officer also collaborates with regional managers to monitor performance metrics and identify areas for cost reduction. Through meticulous oversight of the group's financial assets, Miao supports the strategic goals of the company, ensuring that the organization possesses the necessary capital to invest in advanced gemological research and infrastructure.

    Jeffrey Bennett - President

    Jeffrey Bennett, the President at IGI, executes the operational roadmap and day-to-day management of the laboratory services. Overseeing organizational performance, the President ensures that all grading activities align with the high standards expected by the fine jewelry industry. This leadership role involves coordinating between technical departments and administrative teams to maintain seamless service delivery. By fostering a culture of operational excellence, Jeffrey Bennett directly impacts the efficiency and reliability of the grading process. The President also represents the organization in industry forums, advocating for standardized testing practices and ethical gemological reporting. Through consistent focus on operational execution and team leadership, Bennett drives the internal processes that allow the institute to maintain its position as the world's largest independent laboratory for testing and grading gemstones.
    Jeffrey Bennett

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    Frequently Asked Questions Regarding IGI Top Executives and Leadership Team

    Who leads IGI?
    IGI is led by Gregoire Kouassi (Directeur Technique Chief Executive Officer), along with executives such as Tehmasp Printer (Global Chief Executive Officer) and Marc Brauner (Co-Chief Executive Officer).
    Who is part of IGI’s executive team?
    The executive team of IGI includes leaders such as Gregoire Kouassi (Directeur Technique Chief Executive Officer), Tehmasp Printer (Global Chief Executive Officer), Marc Brauner (Co-Chief Executive Officer) and other senior executives.
    How many executives does IGI have?
    IGI has 6 executives leading key business areas.
    What roles are included in IGI’s leadership team?
    The leadership team of IGI includes roles such as Directeur Technique Chief Executive Officer, Global Chief Executive Officer, Co-Chief Executive Officer, Global Chief Financial Officer, Group Chief Financial Officer.