The Team | JS POLYMATHS & Co. Limited

The team

Meet our dedicated team of experts and professionals.

Nine specialists across environmental science, geospatial technology, architecture, cost, sociology and law.

  • Portrait of John K. Shadrack

    John K. Shadrack

    Director · Lead Environmental Expert

    Expertise
    Urban Geography, Environmental Planning, Nature-Based Solutions, Green Roof Systems
    Achievements
    Led multiple ESIA projects, authored urban agriculture studies, international scholarships and fellowships

    Licensed by NEMA

  • Portrait of David Sakwa Abwalaba

    David Sakwa Abwalaba

    EIA/EA Associate Expert · GIS & Remote Sensing Specialist

    Expertise
    Geospatial technologies, environmental planning, and infrastructure mapping
    Achievements
    Key contributions to road and expressway projects in Kenya and Uganda
  • Portrait of Arch. Joel Mumo

    Arch. Joel Mumo

    Architect · BIM Expert

    Expertise
    Architectural design, Building Information Modeling (BIM), and sustainable construction
    Achievements
    Designed and managed large-scale institutional and residential projects
  • Portrait of Sally Lumbasi Wanambisi

    Sally Lumbasi Wanambisi

    Sociologist · Practicing Social Worker

    Expertise
    Social governance, community engagement, and compliance monitoring
    Achievements
    Stakeholder consultations and social impact mitigation strategies
  • Portrait of QS. Kibuchi

    QS. Kibuchi

    Quantity Surveyor · Project Coordinator

    Expertise
    Cost estimation, project planning, contract administration, and supplier coordination
    Achievements
    Managed multiple high-profile construction projects, streamlined tendering processes
  • David Mwangi Chege

    Adv. David Mwangi Chege, CPM, MBA

    Legal Counsel · Environmental Law Expert

    Expertise
    Environmental law, climate change litigation, land rights, policy development, and sustainable land management
    Achievements
    CEO of PAAJELLA, led major environmental initiatives including the Nairobi River cleanup
  • Portrait of Judy Oreheya

    Judy Oreheya

    Gender and ESG Safeguards Expert

    Expertise
    Social safeguards, gender inclusion, community engagement and participatory research.
    Achievements
    Achievements: Extensive experience supporting Indigenous and pastoralist communities and integrating social considerations into projects and policies.
  • Linet Bala

    Environmental Scientist

    Specializes in ecosystem management, wetlands conservation and climate resilience, with experience in climate and air quality research, ESG risk assessment and community-centred environmental initiatives.

  • Cynthia Khabetwa Mwavishi

    Environmental Researcher

    Expertise
    Urban agriculture, environmental health, and community development
  • Kelvin Kanagi Gachui

    Fireplace Specialist · Project Manager

    Expertise
    Fireplace design, construction, and installation with German certification and training
    Achievements
    Installed over 200 fireplaces, 100% pass rate in German government inspections

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