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Korthuis Tree Care Korthuis Tree Care
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Business Details
19 Years
experience
Emergency
services
Trusted Tree Care Services in Lethbridge
Since 2007, Korthuis Tree Care has been dedicated to advancing the green infrastructure of Lethbridge and surrounding communities through expert arboricultural practices. Our team of certified arborists combines formal training with hands-on experience to deliver sustainable, ethical, and innovative tree care solutions tailored to residential and commercial clients. We prioritize ongoing education, attending specialized courses to refine our expertise in urban forestry, plant health care, and structural tree support systems.

Backed by a 5M liability policy and a Better Business Bureau A+ rating, we maintain rigorous safety standards while investing in modern equipment to minimize environmental impact. Our commitment to community extends to non-profit replanting initiatives and partnerships with local organizations, ensuring our services contribute to long-term ecological and social well-being.
Services
Tree Pruning Tree Removal Stump Grinding Planting & Establishment Emergency Storm Response
Details
  • Year established: 2007
Highlights and features
  • Founded in 2007 with continuous investment in arboricultural education.
  • ISA-certified arborists specializing in modern urban forestry techniques.
  • 24/7 emergency storm response with specialized equipment.
  • 5M liability policy exceeding industry safety standards.
  • Community-focused partnerships and non-profit replanting initiatives.
Associations and certifications
  • International Society of Arboriculture (ISA)
  • Tree Care Industry Association (TCIA)
  • American National Standards Institute (ANSI)
  • Council of Tree and Landscape Appraisers (CTLA)
What people say
Very professional Excellent work Great service Knowledgeable staff Thorough cleanup
Update Listing
Services
Tree Pruning
Precision tree pruning enhances health, safety, and aesthetics. Our ISA-certified arborists address structural concerns, pest management, and powerline clearance using species-specific techniques. Clients benefit from tailored maintenance plans that prolong tree lifespan and mitigate risks.
Emergency Storm Response
24/7 emergency services for storm-damaged trees. Specialized equipment handles hazardous removals and infrastructure protection. Rapid response minimizes property damage while prioritizing safety and environmental preservation for residential and commercial properties.
Stump Grinding
Advanced stump grinding solutions repurpose wood waste into mulch or wildlife habitats. Custom approaches include girdling and carving, ensuring stumps are transformed into functional landscape elements while maintaining site aesthetics.
Planting & Establishment
Expert tree planting includes species selection, soil testing, and ongoing care plans. Warranty-backed services ensure successful establishment, with non-profit replanting options and site-specific amendments to optimize growth conditions for urban forests.
Structural Support Systems
Custom-engineered support systems preserve structurally compromised trees. Using advanced materials science, we install bracing and cabling to mitigate risks, extending tree longevity while maintaining safety and ecological value.
People
John Korthuis Sr.
Owner
With decades of experience, John Korthuis Sr. founded Korthuis Tree Care to promote sustainable urban forestry. He oversees operations and community partnerships, ensuring ethical practices and client satisfaction across Southern Alberta.
Johnny Korthuis
ISA Certified Arborist
Johnny Korthuis, a certified arborist with specialized high-angle expertise, leads technical operations. His focus on advanced training and emergency response has strengthened the company's reputation for safety and innovation in complex tree care.
Questions
What areas do you serve?
We serve Lethbridge, Coalhurst, Coaldale, Crowsnest Pass, Taber, Picture Butte, Raymond, and surrounding Southern Alberta communities.
Are your arborists certified?
Yes, our team includes ISA-certified arborists with ongoing training in modern urban forestry techniques and safety protocols.
Do you offer emergency tree services?
Yes, we provide 24/7 emergency storm response with specialized equipment for hazardous tree removal and property damage mitigation.
What sustainability practices do you follow?
We recycle 100% of removal materials into mulch or wildlife habitats, use low-impact equipment, and partner with local organizations for non-profit replanting initiatives.
What liability coverage do you have?
We maintain a 5M liability policy exceeding industry standards, along with WCB coverage and a custom safety program for client and crew protection.
How do you handle large-scale commercial projects?
Our team is equipped for complex commercial needs, including urban forestry management for municipalities and property management companies with tailored solutions.