Meet the Team

  • Mark Duffy

    PRACTICE LEADER

    Mark is a sustainability and investment strategist with over a decade of experience analyzing corporate sustainability metrics and forging partnerships with major institutions. As the founder of Lumora Consulting, he combines deep expertise in finance, accounting, and business development with top credentials, including the CFA charter and IFRS FSA certification.

    Bio
  • Jennie Block

    PRINCIPAL CONSULTANT

    Jennie is a visionary in sustainable business, blending engineering expertise with data-driven strategies. She has helped SaaS, marketing, and fashion sectors exceed sustainability goals through life cycle assessments and carbon accounting. At Sonos, she drove $29M in revenue growth by accelerating timelines and boosting margins. An MIT-trained engineer and Certified Life Cycle Assessment (LCA) Professional, Jennie delivers impactful solutions with a results-driven approach.

    Bio
  • Laura Brenden

    BRAND STRATEGY CONSULTANT

    Bio
  • Libert Niyonkuru

    CLIMATE ANALYTICS CONSULTANT

    Bio
  • Seung Jae Baek

    SOFTWARE CONSULTANT

  • Andrew Gregware

    SOFTWARE CONSULTANT