403.455.9507

Living Tree Environmental Limited

Living Tree Environmental LimitedLiving Tree Environmental LimitedLiving Tree Environmental Limited

Living Tree Environmental Limited

Living Tree Environmental LimitedLiving Tree Environmental LimitedLiving Tree Environmental Limited

403.455.9507

  • Home
  • About
  • Our Team
  • Recent Projects
  • Services
  • Forest Health Information
  • Educational Resources
  • Gallery
  • Contact
  • Employment

Our Team

Jeffery Gooliaff, B.Sc Biology, Fish and Wildlife Cert.

Reuben Senft, Renewable Resource Management Diploma, ISA Certified Arborist

Reuben Senft, Renewable Resource Management Diploma, ISA Certified Arborist

Man in orange safety gear with chainsaw in snowy forest.

 President/Senior Consultant


With over 20 years of experience in forest health monitoring and management working in both urban and boreal forest settings, Jeffery has dedicated his career to helping clients conserve and protect the environment for current and future residents to enjoy. He has worked in public, private, and non-profit sectors during his career focusing on forest health management and fish and wildlife monitoring. A major focus of his current work includes public awareness, active monitoring and management of non-native urban forest health agents (e.g., Dutch elm disease) in Western Canada. When not at work, Jeffery enjoys getting outside with his wife and finding outdoor adventures. 

Reuben Senft, Renewable Resource Management Diploma, ISA Certified Arborist

Reuben Senft, Renewable Resource Management Diploma, ISA Certified Arborist

Reuben Senft, Renewable Resource Management Diploma, ISA Certified Arborist

A young man with glasses and a beard stands outdoors with greenery behind him.

Intermediate Forestry Consultant 



Over the past years, Reuben has applied his post-secondary education – alongside expert guidance from his coworkers – to gain experience in a variety of projects including Dutch Elm Disease monitoring, Climate Impacts on Health and Productivity of Spruce (CIPHS) study plot establishment and Mountain Pine Beetle management in Cypress Hills Provincial Park. Outside of work, Reuben enjoys bicycling, propagating houseplants and challenging himself at the climbing gym.

Marco Hale, Forestry Technology Diploma, ISA Certified Arborist

Reuben Senft, Renewable Resource Management Diploma, ISA Certified Arborist

Marco Hale, Forestry Technology Diploma, ISA Certified Arborist

Young man with glasses smiling outdoors by a tree.

Intermediate Environmental Consultant/ Field Operations Foreman 


With almost a decade of experience fighting wildfires in Northern Alberta and across Canada, Marco decided to pursue his passion for environmental resource management in Saskatchewan. With Living Tree, Marco has worked on FireSmart and Mountain Pine Beetle management projects. He brings with him a diploma in Forestry Technology from the Northern Alberta Institute of Technology and a background in urban forestry. In his spare time Marco enjoys playing sports, caring for his garden and home, and spending quality time with his partner and their dog, Waffle

Donovan Ogilvy, B.ET, ISA Certified Arborist

Christopher Sainsbury, B.Sc Environmental Science

Marco Hale, Forestry Technology Diploma, ISA Certified Arborist

Man standing outdoors in front of a tree wearing a black Adidas shirt.

Intermediate Environmental Consultant/GIS Technician


Donovan completed his Bachelor of Environmental Technology in 2021. He is involved in a number of Living Tree Environmental's forest health, wildfire fuel management, forest mensuration and Dutch Elm Disease monitoring projects. As an avid hiker, Donovan is comfortable in the wilderness. He enjoys being outdoors, has a deep respect for nature and wants to help educate people on how to protect our environment.

Makayla Holmes, B.Sc Biology

Christopher Sainsbury, B.Sc Environmental Science

Christopher Sainsbury, B.Sc Environmental Science

Junior Environmental Consultant/Assistant Field Operations Foreman


Since joining Living Tree in the summer of 2024, Makayla has been involved in a range of projects focused on forest health monitoring throughout Saskatchewan and Alberta. Her experience includes leading Dutch Elm Disease (DED) survey crews,  working on the Enhanced Forest Inventory (EFI) for Mistik Management Limited,  and collecting forest health data for climate change research (CIPHA) and (CIPHS), where she enjoyed combining the field studies with scientific research to better understand and manage forest ecosystems. She completed her Bachelor of Science in Biology at the University of Saskatchewan and is passionate about applying her education to future projects. In her spare time, Makayla enjoys baking, camping, spending time with her cat, and spending time outdoors with her friends and family

Christopher Sainsbury, B.Sc Environmental Science

Christopher Sainsbury, B.Sc Environmental Science

Christopher Sainsbury, B.Sc Environmental Science

Smiling man with glasses wearing a white hoodie.

 Junior Consultant/GIS Technician



Having joined the Living Tree Team in June 2023, Christopher has had the opportunity to work on both the provincial and municipal Dutch elm disease monitoring projects. He has also  assisted with the Enhanced Forest Inventory project in Northwest Saskatchewan and  wildfire fuel management projects in the Prince Albert Forest Management Area. Christopher is also very knowledgeable about the proper care of plants and this is a great asset to the team during forestry field operations.

Copyright © 2023 Living Tree Environmental - All Rights Reserved.

Powered by

  • Privacy Policy
  • Terms and Conditions