Our Supporting Members

MAKING A DIFFERENCE in Ontario's arboriculture industry. Our supporting membership is open to commercial firms, individuals and organizations who desire to promote the aims, purposes and welfare of ISAO (and includes one professional membership). Supporting members make a contribution of at least $415 per annum.

Current ISA Ontario Supporting Members

Al MIley & Associates
Al Miley, allanmiley@bellnet.ca, 416-749-3723
3266 Yonge St., Box 1416, TORONTO ON M4N 3P6 

Altec Industries Ltd.
Michel Ratte, michel.ratte@altec.com, 905-875-2000
831 Nipissing Rd., MILTON ON L9T 4Z4 

ArbreCare Tree Service
Ray Warrant, arbrecare@gmail.com, 613-434-6341
P.O. Box 35057, KINGSTON ON K7L 5S5 

Asplundh Canada ULC
Blair Brassard, ontario@asplundh.com, 613-314-9330
2596 Edinborgh Place, Unit 16, OTTAWA ON K1B 5M1 

Authentic Tree Care Inc.
Derek Welsh, authentictreecare@primus.ca, 416-990-2273
Box 118, BALDWIN ON L0E 1A0

Chatham Tree Service
Phil Hime, chathamtreeservice@cogeco.ca, 519-355-8106
60 Pamela Crescent, CHATHAM ON N7L 4S5

Cressman Tree Maintenance & Landscaping Ltd.
Del Cressman, cressmantree@cogeco.ca905-372-3801
Box 57 COBOURG ON K9A 4K2

Colonial Tree Service
Michael Burns, admin@colonialtree.ca, 905-877-8591
36 Armstrong Avenue, GEORGETOWN ON L7G 4R9 

Davey Tree Expert Co. of Canada Ltd.
James Doyle, 
905-304-7359
500-611 Tradewind Drive, ANCASTER ON L9G 4V5

Douglas Wood Large Tree Services
Paul Hanousek, 
paul@douglaswood.ca519-856-2771
P.O. Box 339, ROCKWOOD ON N0B 2K0

Eagle Ridge Tree Movers
Tom Patterson, 
tpatt@sympatico.ca905-640-5998
P.O. Box 342, MARKHAM ON L3P 3J8

Eloquip
Cor Bultena, 
saleseloquip@hsfx.ca519-846-9614
RR#1, 6915 County Road #7, ELORA ON N0B 1S0

Four Seasons Tree Care
Ken Lund, 
ken@fourseasonstreecare.com416-410-8770
6282 Bloomington Rd., STOUFFVILLE ON L4A 7X3

Gardiner Tree Trimming & Removal Ltd.
William Gardiner, 
bill@treedoctor.ca613-623-3780
RR#1, 4785 Loggers Way, ARNPRIOR ON K7S 3G7

Glenwood Tree Services
Steven Lukac, 
glenwoodtree@bellnet.ca905-855-8711
663 Winston Churchill Blvd., MISSISSAUGA ON L5J 4P9

Goodreau Tree Service
Mark Goodreau, 
markgcontracting@bellnet.ca519-682-1657
351 Queen Street North, TILBURY ON N0P 2L0

Ground Control
Deborah Leon, 
debbieleon1@hotmail.com416-246-1604
8 Timothy Court, TORONTO ON M9P 3T8

Guardian Tree Systems Inc.
Mike Raaymaker, 
guardiantree@bellnet.ca519-337-9563
170 Samuel Street, SARNIA ON N7T 2X9

Ingold Tree Service Inc.
Brian Ingold, 
ingold@rogers.com519-220-8236
1067 Maple Manor Road, CAMBRIDGE ON N1R 5S6

J&A Tree Service
Jim Madden, ja.treeservice@hotmail.com, 613-273-6378
292 Burridge Road, GODFREY ON

Kuntz Forestry Consulting Inc.
Peter Kuntz, consult@kuntzforestry.ca, 289-259-5958
99 Bronte Road, OAKVILLE ON L6L 3B7

Maple Hill Tree Service
Greg Hill, greg@maplehilltree.com, 905-824-2100
6302 9th Line, MISSISSAUGA ON L5N 0C1 

Mount Pleasant Group of Cemeteries
Jack Radecki, jradec@mountpleasantgroup.com, 905-737-1720
23-1523 Warden Avenue, TORONTO ON M1R 4Z8 

Nisco National Leasing
Laura Catalano, 
lcatalano@niscocanada.com905-634-9559
3245 Harvester Road, Suite 13, BURLINGTON ON L7N 3T7

Ontario Line Clearing & Tree Services
Matt Wharram, ontariolinetree@on.aibn.com, 1-800-992-7645
P.O. Box 759, COBOURG ON K9A 4R5 

Shady Lane Expert Tree Care Inc.
Arnold Lewis, treecare@sympatico.ca, 905-773-5906
17468 Warden Avenue, NEWMARKET ON L3Y 4W1 

The Tree Specialists Inc.
David Carnevale, 
thetreespecialists@bellnet.ca905-469-1717
111 Walby Drive, OAKVILLE ON L6L 4C9

Universal Field Supplies
Mike McNairn, www.ufsupplies.ca, 905-795-1610, 1-800-387-4940
1540 Trinity Drive, Unit #4, MISSISSAUGA ON L5T 1L6 

Van Dyke's Tree & Landscape Care Ltd.
vandykestreeandlandscape@on.aibn.com905-888-1166
3415 Bethesda Road, RR 4, STOUFFVILLE ON, L4A 7X5

Vermeer Canada Inc.
Alan Sheldrick, 
alan.sheldrick@vermeercanada.com905-793-9339, 1-800-668-9065
10 Indell Lane, BRAMPTON ON L8T 3Y3

Yard-All Tree Service
Warren Ray, 
admin@yardall.ca905-831-1706
1934 Liverpool Road, PICKERING ON L1V 1W5

Our mission is to enhance and promote the care and benefit of trees for present and future generations in Ontario through education, research and awareness.