About us

Jeff Sorrill is internationally recognised as a green roof expert, having spent nearly 10 years as the Green Roof Centre Manager at the University of Sheffield. During that time he drove some of the most significant changes in green roof practice in the UK. Jeff is lead author of the GRO Green Roof Code, first published in 2011 and now adopted as the Code of Best Practice across the UK and supported by the NFRC.

Having been involved in academic research projects and many green roof installations, Jeff’s experience is both practical and research based. He is now able to offer his expertise and knowledge through maintenance and consultancy services as the green roof doctor.

Areas of experience include:

  • Substrate development
  • Component/product development
  • Green roof design
  • Plant design specification
  • Management Plans
  • Maintenance
  • Habitat Action Plans
  • On site installation
  • Installation project management
  • Trouble shooting on existing installations