Glenn Christie, Director and Revegetation Consultant

  • Bachelor of Applied Science in Natural Resources Management 1993, University of Adelaide
  • Workzone Traffic Management
  • White Card, Construction Industry Training

Glenn brings 27 years’ experience starting in native seed collection and then expanding into revegetation activities, including: revegetation projects (design, site preparation, direct seeding and planting), seed orchards (design, establishment and management), weed management, remnant vegetation restoration and management.


Dr Briony Horner, Director and Ecologist

  • Bachelor of Applied Science in Natural Resources Management with Honours 1994, University of Adelaide.
  • PhD Ecology 2013, University of Adelaide
  • White Card, Construction Industry Training
  • Remote First Aid

Briony brings 25 years of experience in environmental project design and management. These have included ecological research projects, biological surveys, landscape recovery, revegetation, habitat restoration, native species recovery, seed orchard establishment and management, nursery establishment and management, pest control and pest proof exclusion zones.

We have a number of experienced casual staff who regularly work on various projects with us:

Tess Zach Matthew

Zach Mcintosh

  • Bachelor of Science 2013 (Ecology and Wildlife)
  • Bachelor of Science with Honours (Environmental Biology) 2014, University of Adelaide
  • White Card, Construction Industry Training
  • Provide First Aid HLTAID003, 2017

Zach has several years of industry experience including supporting an environmental impact assessment officer at SA Water performing site assesments on infrastructure works to ensure compliance with environmental policy, water sampling at various reserviors, and drafting reports. He gained further experience with Greening Australia carrying out on ground works such as revegetation with a focus on erosion control, paddock restoration and revegetation.

Matthew Timmis

  • Bachelor of Music Composition with Honours 2004, University of Adelaide
  • Bachelor of Education 2006, University of South Australia 
  • White Card, Construction Industry Training

After studying music composition, Matthew completed an education degree, teaching in both primary and secondary schools for over a decade. His interest in ecology began with volunteering on field work, and revegetation projects at Monarto zoo. He has worked with succession ecology intermittently since 2015, becoming full time in early 2017.