GB Group PLC Executive and Leadership Team

September, 2026

Leadership Overview

GB Group PLC has 7 executives leading key functions including strategy, regional operations, technology, and global administration.

Committed to secure digital verification, GB Group PLC empowers organizations to validate identities and build trust. This mission drives the company to reduce operational costs while ensuring safe, responsible, and profitable customer interactions across global markets.

Leadership Roles at GB Group PLC

  • Chief Executive Officer - Shk .Suhaim Al-Thani
  • Chief Executive Officer St Maarten - Rosanna Grullon
  • Principal Chief Executive Officer - Diana Oquendo
  • President, Marketing - Laurence Bigio
  • Director, Technology Identity (APAC) & Chief Technology Officer, Greenid - Michael Harmer
  • Global Chief of Staff - Vanessa Quake
  • Idf Chief of Staff (Americas) - Kalina Jenkins
  • Shk .Suhaim Al-Thani - Chief Executive Officer

    Shk .Suhaim Al-Thani, the Chief Executive Officer at GB Group PLC, directs the overarching strategic vision for identity management solutions. Overseeing the alignment of product development with market demands, the Chief Executive Officer ensures that identity verification tools meet the complex needs of modern enterprises. This leadership role involves managing high-level stakeholder relationships and driving long-term growth initiatives across international markets. By prioritizing innovation in security software, Shk .Suhaim Al-Thani maintains the competitive edge of the organization. The Chief Executive Officer also coordinates with the board to refine corporate governance and operational efficiency. Through rigorous oversight of business performance, the Chief Executive Officer secures the financial health of the firm. Ultimately, the Chief Executive Officer fosters a culture of excellence that supports the core mission of helping businesses understand customers while reducing transaction risks in a digital-first economy.

    Rosanna Grullon - Chief Executive Officer St Maarten

    Rosanna Grullon, the Chief Executive Officer St Maarten at GB Group PLC, manages regional identity verification operations within the Caribbean market. Overseeing local business development, the Chief Executive Officer St Maarten ensures that identity management services integrate seamlessly with regional regulatory frameworks. This leadership role involves expanding the footprint of the company by tailoring security solutions to specific local market requirements. By optimizing service delivery, Rosanna Grullon directly impacts the ability of regional clients to verify customer identities safely and responsibly. The Chief Executive Officer St Maarten also coordinates with global teams to share best practices in identity fraud prevention. Through consistent focus on operational excellence, the Chief Executive Officer St Maarten drives revenue growth and strengthens the market position of the firm. Ultimately, the Chief Executive Officer St Maarten secures the reputation of the organization as a trusted partner for secure digital transactions.
    Rosanna Grullon

    Diana Oquendo - Principal Chief Executive Officer

    Diana Oquendo, the Principal Chief Executive Officer at GB Group PLC, architects the foundational strategy for identity verification services. Overseeing the integration of advanced security protocols, the Principal Chief Executive Officer ensures that identity management platforms remain robust against evolving digital threats. This leadership role involves guiding cross-functional teams to deliver scalable solutions that help businesses recognize and verify individuals at every interaction. By streamlining internal processes, Diana Oquendo reduces costs and enhances the overall efficiency of the organization. The Principal Chief Executive Officer also collaborates with technical leads to refine the product roadmap and address emerging market needs. Through strategic planning, the Principal Chief Executive Officer supports the broader goal of enabling safe and profitable customer connections. Ultimately, the Principal Chief Executive Officer drives the long-term success of the company by maintaining high standards of accuracy and reliability in identity management.

    Laurence Bigio - President, Marketing

    Laurence Bigio, the President, Marketing at GB Group PLC, directs the global brand strategy and market positioning for identity management solutions. Overseeing the development of campaigns, the President, Marketing ensures that the value proposition of the company reaches target organizations effectively. This leadership role involves analyzing market trends to identify new opportunities for growth in identity verification services. By crafting compelling narratives, Laurence Bigio drives awareness of the importance of secure customer interactions. The President, Marketing also collaborates with sales teams to generate high-quality leads and support revenue targets. Through data-driven marketing initiatives, the President, Marketing enhances the reputation of the firm as a leader in identity management. Ultimately, the President, Marketing secures the market share of the company by communicating the benefits of identity verification to businesses seeking to reduce costs and build trust with customers.

    Michael Harmer - Director, Technology Identity (APAC) & Chief Technology Officer, Greenid

    Michael Harmer, the Director, Technology Identity (APAC) & Chief Technology Officer, Greenid at GB Group PLC, leads the technical development of identity verification software across the Asia-Pacific region. Overseeing the engineering teams, the Director, Technology Identity (APAC) & Chief Technology Officer, Greenid ensures that the Greenid platform provides seamless and secure identity validation. This leadership role involves architecting scalable cloud infrastructure to support high-volume transaction processing. By implementing cutting-edge security features, Michael Harmer protects the integrity of customer data and minimizes fraud risks for clients. The Director, Technology Identity (APAC) & Chief Technology Officer, Greenid also coordinates with global technology leaders to align regional innovations with the broader corporate strategy. Through technical excellence, the Director, Technology Identity (APAC) & Chief Technology Officer, Greenid drives the adoption of identity management solutions in diverse markets. Ultimately, the Director, Technology Identity (APAC) & Chief Technology Officer, Greenid secures the technological foundation of the company.

    Vanessa Quake - Global Chief of Staff

    Vanessa Quake, the Global Chief of Staff at GB Group PLC, coordinates the execution of strategic initiatives across all international business units. Overseeing the operational rhythm of the executive team, the Global Chief of Staff ensures that organizational goals remain aligned with the mission of identity management. This leadership role involves managing complex projects that span multiple departments, from product development to customer support. By facilitating communication between leadership and staff, Vanessa Quake improves internal efficiency and reduces operational friction. The Global Chief of Staff also monitors key performance indicators to track the progress of corporate objectives. Through rigorous project management, the Global Chief of Staff supports the ability of the firm to scale identity verification services globally. Ultimately, the Global Chief of Staff drives the organizational agility required to help businesses understand customers and reduce costs in a rapidly changing digital landscape.

    Kalina Jenkins - Idf Chief of Staff (Americas)

    Kalina Jenkins, the Idf Chief of Staff (Americas) at GB Group PLC, manages the operational strategy for identity verification services across the Americas. Overseeing regional resource allocation, the Idf Chief of Staff (Americas) ensures that teams have the necessary tools to verify individual identities effectively. This leadership role involves streamlining workflows to support the rapid deployment of security solutions for enterprise clients. By optimizing regional operations, Kalina Jenkins helps the company reduce costs and improve service delivery speed. The Idf Chief of Staff (Americas) also coordinates with local sales and technical departments to ensure alignment with global identity management standards. Through consistent focus on operational excellence, the Idf Chief of Staff (Americas) drives growth and strengthens the market presence of the firm in the region. Ultimately, the Idf Chief of Staff (Americas) secures the operational success of the organization by fostering collaboration and efficiency.

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    Frequently Asked Questions Regarding GB Group PLC Top Executives and Leadership Team

    Who leads GB Group PLC?
    GB Group PLC is led by Shk .Suhaim Al-Thani (Chief Executive Officer), along with executives such as Rosanna Grullon (Chief Executive Officer St Maarten) and Diana Oquendo (Principal Chief Executive Officer).
    Who is part of GB Group PLC’s executive team?
    The executive team of GB Group PLC includes leaders such as Shk .Suhaim Al-Thani (Chief Executive Officer), Rosanna Grullon (Chief Executive Officer St Maarten), Diana Oquendo (Principal Chief Executive Officer) and other senior executives.
    How many executives does GB Group PLC have?
    GB Group PLC has 7 executives leading key business areas.
    What roles are included in GB Group PLC’s leadership team?
    The leadership team of GB Group PLC includes roles such as Chief Executive Officer, Chief Executive Officer St Maarten, Principal Chief Executive Officer, President, Marketing, Director, Technology Identity (APAC) & Chief Technology Officer, Greenid.