OLTA Staff

Alison Howson

Executive Director

Alison is our Executive Director. Alison has been a passionate supporter of land and environmental protection for many years. Before joining OLTA, she held positions leading teams focused on protecting habitats and species in the context of sustainable development and changing land use policy in the private sector. Her career experience includes leadership in business and financial development, team building, and operations. Alison started with OLTA in 2014 as the Species at Risk Specialist (SAR). She focused on delivering technical training and working one-on-one with local land trusts to develop targeted SAR action plans to inform their conservation work. As Director of Programs, Alison supported this program along with a number of new initiatives, including improving standards in the development of Conservation Easement Agreements, data management and land securement strategies.

Alison has a Bachelor of Science in Environmental Biology and a Research Masters in Ecology and Environmental Management. She has 20 years of experience working in the field of conservation and natural heritage protection, in both for-profit and not-for-profit positions. Alison lives in Toronto with her family and spends as much time as she can hiking, biking and spending time outdoors.

Phyllis Lee

Member Services Coordinator

Phyllis has been OLTA’s Member Services Coordinator since August 2008. Her responsibilities include organizing the annual conference, managing OLTA’s external communications and maintaining the office and related information. Phyllis has worked in the not-for-profit sector since 2002. Her experience includes event management and outreach projects. Prior to this career change, Phyllis held numerous senior management positions within the Reuters Group, both in Toronto and London, UK. Phyllis lives in Limehouse, on the Niagara Escarpment with her husband Glenn.

Kristen Callow

Program Officer

Kristen is OLTA’s Program Officer, working on our three-year Cross-border Conservation Training Program in partnership with the American Friends of Canadian Land Trusts. Kristen has a diploma of Ecosystem Management and has worked in many capacities for land trusts throughout central Ontario during the past 10 years. At the Magnetawan Watershed Land Trust, Kristen worked through the process of becoming a land and cash grantee with American Friends and helped complete the Land Trust’s first cross-border transaction. Kristen enjoys living in and exploring Muskoka with her young family.

Nadine Price

Species at Risk Technician

Nadine is OLTA’s Species at Risk Technician. Nadine has been interested in animals and wildlife from a young age. She completed her Bachelor of Science degree in Zoology at the University of Guelph and during that time volunteered at a wildlife rehabilitation hospital as well as took a field biology course on bats. Since then, she completed her Master of Science degree in Biological Sciences at the University of Manitoba where she studied the ecology of the star-nosed mole. She has since both worked and volunteered to conduct bird surveys, reptile and amphibian surveys, bat acoustic monitoring surveys, planted trees and participated in wildlife outreach and environmental education events. In her spare time she enjoys birdwatching, hiking and spending time with her pet leopard gecko.

Allysa Tjon-Hing

Communications Assistant

Allysa Tjon-Hing is OLTA’s Communications Assistant. She will be working on media relations, marketing, and event coordination alongside the OLTA team. Allysa is currently a student at Ryerson University, working on completing a degree in Creative Industries. She’s worked on various branding projects and events throughout Toronto within the last few years and has always had an interest in land conservation and environmentalism. From Markham, she enjoys travelling, taking pictures, trying new things, and reading in her spare time.

Jean Labrecque


Jean is a non-profit consultant in the accounting field. Having worked for not-for-profits for over 37 years, she has extensive experience with accounting as well as charity guidelines. Jean lives in Port Credit with her husband Paul and enjoys the small town feeling of the Port. Any free time they have is spent at the cottage in Georgian Bay.