Lucara Diamond Executive and Leadership Team

June, 2026

Leadership Overview

Lucara Diamond has 4 executives leading key functions including strategy, finance, risk management, and revenue generation.

Driven by operational excellence, Lucara Diamond is dedicated to advancing diamond exploration and mining, leveraging technological innovation to extract high-quality diamonds for global markets.

Leadership Roles at Lucara Diamond

  • President & Chief Executive Officer - William Lamb
  • Chief Financial Officer - Susan Neale
  • Chief Risk Officer & Chief Revenue Officer - Nasoma Lionjanga
  • Chief Finance Officer - Nametsegang Poloko-Nthake
  • William Lamb - President & Chief Executive Officer

    William Lamb, the President & Chief Executive Officer at Lucara Diamond, directs the company's overarching strategy and operational execution. Overseeing all facets of the business, Lamb ensures the efficient extraction and processing of high-quality diamonds from operations like the Karowe mine in Botswana. This leadership role involves guiding the company's expansion and technological integration within the diamond mining sector. By focusing on sustainable practices and innovation, William Lamb drives the company's mission to deliver exceptional diamonds to both business and consumer markets. The President & Chief Executive Officer's strategic vision shapes Lucara Diamond's market position and long-term financial health, ensuring continued growth and operational success across its global mining interests.
    William Lamb

    Susan Neale - Chief Financial Officer

    Susan Neale, the Chief Financial Officer at Lucara Diamond, manages the company's financial health and strategic fiscal planning. Overseeing all financial operations, Neale ensures robust accounting practices and drives efficient capital allocation across mining projects. This critical role involves developing financial models, managing investor relations, and securing funding for exploration and operational advancements. By maintaining stringent financial controls, Susan Neale supports the company's objective of extracting and processing high-quality diamonds. The Chief Financial Officer's expertise is vital in navigating the economic complexities of the mining industry, directly contributing to Lucara Diamond's sustained profitability and market competitiveness.

    Nasoma Lionjanga - Chief Risk Officer & Chief Revenue Officer

    Nasoma Lionjanga, the Chief Risk Officer & Chief Revenue Officer at Lucara Diamond, spearheads the mitigation of operational and financial risks while simultaneously driving revenue growth. Overseeing risk assessment frameworks and revenue generation strategies, Lionjanga ensures the company's resilience and market penetration. This dual role involves identifying potential threats to mining operations and developing proactive solutions, alongside implementing initiatives to maximize sales and market reach for exceptional diamonds. By integrating risk management with revenue optimization, Nasoma Lionjanga directly supports Lucara Diamond's mission to deliver value. The Chief Risk Officer & Chief Revenue Officer's strategic oversight is crucial for maintaining financial stability and expanding market share in the competitive diamond industry.

    Nametsegang Poloko-Nthake - Chief Finance Officer

    Nametsegang Poloko-Nthake, the Chief Finance Officer at Lucara Diamond, oversees the financial management and reporting for the company's mining operations. Directing the finance department, Poloko-Nthake ensures accurate financial statements, manages budgets, and supports strategic financial decisions related to diamond extraction and processing. This position is key to maintaining fiscal discipline and optimizing financial performance across all company activities. By providing critical financial insights, Nametsegang Poloko-Nthake contributes to the company's ability to operate efficiently and profitably. The Chief Finance Officer's responsibilities are integral to Lucara Diamond's commitment to sustainable mining and delivering high-quality diamonds to the global market.

    Explore Leadership Teams in Minerals & Mining

    Frequently Asked Questions Regarding Lucara Diamond Top Executives and Leadership Team

    Who leads Lucara Diamond?
    Lucara Diamond is led by William Lamb (President & Chief Executive Officer), along with executives such as Susan Neale (Chief Financial Officer) and Nasoma Lionjanga (Chief Risk Officer & Chief Revenue Officer).
    Who is part of Lucara Diamond’s executive team?
    The executive team of Lucara Diamond includes leaders such as William Lamb (President & Chief Executive Officer), Susan Neale (Chief Financial Officer), Nasoma Lionjanga (Chief Risk Officer & Chief Revenue Officer) and other senior executives.
    How many executives does Lucara Diamond have?
    Lucara Diamond has 4 executives leading key business areas.
    What roles are included in Lucara Diamond’s leadership team?
    The leadership team of Lucara Diamond includes roles such as President & Chief Executive Officer, Chief Financial Officer, Chief Risk Officer & Chief Revenue Officer, Chief Finance Officer.