About Us

D. F. Wilby Tree Surgeons is a family business owned and operated by David Wilby. David holds the highest craftsman qualifications in the industry. Born and raised in Ireland; David has been caring for trees since 1984. His formal training was acquired in England through Capel Manor College where he achieved City and Guilds qualifications for Arboriculture as well as the Royal Forestry Society Certificate in Arboriculture. David also holds a first class Organic Horticulture certificate in all aspects of Horticulture which he obtained through the Horticultural Training College Arkley.
In Ontario, David is a Utility Arborist through the Ministry of Training Colleges and Universities. David is also a Pesticide Technician program accredited examiner and an ISA Certified Arborist and ISA Utility Specialist. He started his own landscape and tree care company in England and then migrated to Canada in 1995.

Our exceptional field crew make up a team of arborists, apprentices and licensed pesticide technicians. They are a group of hard working, skilled and polite people who take pride in their work and love to hear compliments from our very satisfied customers.

Keri is the voice in the office. Keri has over 25 years experience in the landscape maintenance industry beginning as part of a crew followed by years of marketing, sales, customer service, training and management. Keri has an advanced diploma in creative advertising and she is a Certified Horticultural Technician and a licenced landscape exterminator. Keri will be happy to hear from you and help you with any concerns or questions you might have.