Since 2005, Alliance Tree Care’s ISA Certified Arborists have been providing advanced tree/shrub care and removal services to the residents of Winnipeg and surrounding communities. We LOVE what we do, and it shows! Click below for a free estimate. Since 2005, Alliance Tree Care has been dedicated to providing professional, honest, and complete tree care services to the residents of Winnipeg and surrounding communities. You can count on Alliance Tree Care to treat your property with the care and attention it deserves.