Douglas Pharmaceuticals Executive and Leadership Team

September, 2026

Leadership Overview

Douglas Pharmaceuticals has 5 executives leading key functions including strategy, operations, supply planning, marketing, and human resources.

Committed to global health excellence, Douglas Pharmaceuticals advances pharmaceutical manufacturing through rigorous research, development, and international export initiatives that define the company's long-term market impact.

Leadership Roles at Douglas Pharmaceuticals

  • Chief Executive Officer - Sean Westbrook
  • Chief Operating Officer - Andrew Mackintosh
  • Manager, Supply Planning & Chief Marketing Officer, Consumer - Trent Barclay
  • Chief Marketing Officer & Coordinator (Contract Manufacturing ) - Brent Limmer
  • Chief People Officer - Ceri Rowland
  • Sean Westbrook - Chief Executive Officer

    Sean Westbrook, the Chief Executive Officer at Douglas Pharmaceuticals, directs the overarching corporate strategy and long-term vision for the organization. Westbrook oversees the transition from traditional distribution models toward high-value pharmaceutical research and development. By aligning internal manufacturing capabilities with international export demands, the Chief Executive Officer ensures sustainable growth across global markets. This leadership role involves constant collaboration with the Board to maintain the company's competitive edge in the pharmaceutical sector. Sean Westbrook drives the expansion of product portfolios while maintaining strict adherence to quality standards. Through the optimization of corporate resources, the Chief Executive Officer secures the financial health of the enterprise. Westbrook fosters a culture of innovation that supports the development of new medicines. Ultimately, the Chief Executive Officer positions the company as a leader in the New Zealand pharmaceutical landscape, ensuring consistent value delivery to stakeholders and patients worldwide.

    Andrew Mackintosh - Chief Operating Officer

    Andrew Mackintosh, the Chief Operating Officer at Douglas Pharmaceuticals, manages the daily manufacturing operations and production efficiency across all facilities. Mackintosh oversees the complex logistics required to transform raw pharmaceutical components into finished products for export. By streamlining production workflows, the Chief Operating Officer reduces operational overhead and increases output capacity. This leadership role requires close coordination with the executive team to ensure that manufacturing schedules align with global market demand. Andrew Mackintosh drives the implementation of advanced technology within the production environment to maintain high safety and quality standards. Through the management of internal resources, the Chief Operating Officer supports the company's mission to provide reliable healthcare solutions. Mackintosh monitors performance metrics to identify areas for process improvement. Ultimately, the Chief Operating Officer ensures that the operational infrastructure remains robust enough to support the company's ambitious international growth objectives and long-term manufacturing goals.

    Trent Barclay - Manager, Supply Planning & Chief Marketing Officer, Consumer

    Trent Barclay, the Manager, Supply Planning & Chief Marketing Officer, Consumer at Douglas Pharmaceuticals, architects the supply chain strategy while simultaneously driving consumer-facing marketing initiatives. Barclay oversees the alignment of inventory levels with market demand to prevent stock shortages in key regions. By analyzing consumer trends, the Chief Marketing Officer, Consumer develops targeted campaigns that increase brand visibility for over-the-counter products. This leadership role involves balancing the technical requirements of supply planning with the creative demands of consumer marketing. Trent Barclay drives the integration of data-driven insights into the product lifecycle to ensure market relevance. Through the management of supply chain logistics, the Manager, Supply Planning & Chief Marketing Officer, Consumer ensures that products reach consumers efficiently. Barclay coordinates with regional teams to optimize distribution networks. Ultimately, the Manager, Supply Planning & Chief Marketing Officer, Consumer secures market share by delivering high-quality consumer health products to diverse international audiences.

    Brent Limmer - Chief Marketing Officer & Coordinator (Contract Manufacturing )

    Brent Limmer, the Chief Marketing Officer & Coordinator (Contract Manufacturing ) at Douglas Pharmaceuticals, directs the business development efforts for contract manufacturing services while managing external client relationships. Limmer oversees the strategic outreach to global pharmaceutical partners seeking high-quality manufacturing capabilities. By positioning the company as a premier contract manufacturer, the Chief Marketing Officer & Coordinator (Contract Manufacturing ) expands the organization's footprint in the B2B sector. This leadership role involves negotiating complex service agreements and ensuring that client requirements align with internal production capabilities. Brent Limmer drives the growth of the contract manufacturing division by highlighting the company's technical expertise and regulatory compliance. Through the coordination of cross-functional teams, the Chief Marketing Officer & Coordinator (Contract Manufacturing ) ensures seamless project delivery for international clients. Limmer monitors market shifts to identify new partnership opportunities. Ultimately, the Chief Marketing Officer & Coordinator (Contract Manufacturing ) strengthens the company's revenue streams through strategic B2B engagement.

    Ceri Rowland - Chief People Officer

    Ceri Rowland, the Chief People Officer at Douglas Pharmaceuticals, directs the human capital strategy and organizational development initiatives. Rowland oversees talent acquisition, employee retention, and professional development programs designed to foster a high-performance culture. By aligning workforce capabilities with the company's research and manufacturing goals, the Chief People Officer ensures that the organization attracts top-tier scientific and operational talent. This leadership role involves managing internal communications and promoting a workplace environment that values innovation and safety. Ceri Rowland drives the implementation of performance management systems that reward excellence and support career growth. Through the development of comprehensive training programs, the Chief People Officer equips staff with the skills necessary to navigate the evolving pharmaceutical industry. Rowland collaborates with other executives to ensure that human resources policies support the company's broader strategic objectives. Ultimately, the Chief People Officer builds a resilient and skilled workforce capable of sustaining the company's long-term success.

    Explore Leadership Teams in Manufacturing

    Frequently Asked Questions Regarding Douglas Pharmaceuticals Top Executives and Leadership Team

    Who leads Douglas Pharmaceuticals?
    Douglas Pharmaceuticals is led by Sean Westbrook (Chief Executive Officer), along with executives such as Andrew Mackintosh (Chief Operating Officer) and Trent Barclay (Manager, Supply Planning & Chief Marketing Officer, Consumer).
    Who is part of Douglas Pharmaceuticals’s executive team?
    The executive team of Douglas Pharmaceuticals includes leaders such as Sean Westbrook (Chief Executive Officer), Andrew Mackintosh (Chief Operating Officer), Trent Barclay (Manager, Supply Planning & Chief Marketing Officer, Consumer) and other senior executives.
    How many executives does Douglas Pharmaceuticals have?
    Douglas Pharmaceuticals has 5 executives leading key business areas.
    What roles are included in Douglas Pharmaceuticals’s leadership team?
    The leadership team of Douglas Pharmaceuticals includes roles such as Chief Executive Officer, Chief Operating Officer, Manager, Supply Planning & Chief Marketing Officer, Consumer, Chief Marketing Officer & Coordinator (Contract Manufacturing ), Chief People Officer.