Skylark Tree Care Inc.
“Skylark team did a wonderful job with the removal of an enormous tree in my backyard.”
Best Arborists & Tree Services in Oshawa, ON
15 companies listed · 4 in Oshawa · 4 open 24/7 · 9 open weekends · all 15 rated 4.5+
Data verified October 21, 2026
Urban Arborist Durham Contracting Inc
“I had Rob and his crew cut a large tree down from my back yard and trim a tall shrub at the front of my house last August 2023.”
Bourne TO Climb Tree Service
“We will definitely be having them for regular maintenance and to replace some of the tree's we had to take down as he also has extensive knowledge and great ideas for building a yard we can fully enjoy.”
Buildingbybri Handyman & Tree Services
“Brian came to change a ceiling lightbulb that my father and I simply could not reach.”
Journey Stump Services
“He explained everything that he was going to do and did it efficiently, neatly and in a timely fashion.”
Whitby Landscaping
“Thorough, great attention to detail, prefect cleanup afterwards.”
Listed for homeowners in and around Oshawa, ON, these 15 companies do arborist work. Qualifications, the reports they prepare and their hours are as published on each website, with ratings and quoted comments taken from public reviews.
Area overview: Oshawa, ON
4 of the 15 companies we list are based in Oshawa; the other 11 serve Oshawa from towns including Whitby (8 km), Bowmanville (13 km) and Courtice (4 km). The companies on this page are rated from 4.6 to 5.0 across 1,260 reviews; 10 have 50 or more reviews. When customers rate these companies on specific qualities, they most often praise professionalism (97%), quality (87%) and punctuality (81%). The topics that come up most in reviews of the companies on this page are "cleanliness", "price" and "crew". 4 are open around the clock; 9 are open on Saturdays and 6 on Sundays. The services the companies on this page list most often on their websites are gardening (2), landscaping (2) and tree removal (2). 3 list staff certifications (ISA). 4 have ten or more years of experience, the longest 17 years. 5 offer emergency call-outs; 9 give free estimates; 2 are family- or locally-owned and 1 lists coupons or special offers. We have a website on file for 13 of the companies on this page; 12 publish a contact page and 10 list a public email. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Do listed arborists charge for an opinion?
A free visit is advertised by 9 of the 15 listings. A no-charge visit prices work, which is useful in itself. An assessment, a diagnosis or a written report is billable professional time, and paying for it is what makes the opinion independent.
Brooklin Tree Care
“Eric and his crew were professional and amazingly accurate at dropping tree limbs on my property and not the neighbors - thanks for that.”
Mr.trim Pruning and Landscaping Services
“Prompt service and they trimmed the 20 foot hedge like it was nothing.”
Sarginson's Tree Services
“They removed a tree from our back yard efficiently and carefully without damaging any of our plants or shrubs.”
Itrim4u
“It's clear they take pride in their work and we couldn't be happier repeat customers.”
About the Cut Tree Service
“Hired John and the team to help with a small tree and some brush removal.”
Cross Bros Tree Service Ltd
“Rob and crew were fast, efficient and did a great job for a reasonable rate.”
Able Tree Service Inc.
“So pleased with the work Able Trees did trimming down our Cedar hedge.”
Royal Tree Service Oshawa
“I had royal tree service over to cut back branches that were taking over my pool and deck area, Steve and his crew did a great job.”
Darlington Tree Service
“The crew arrived on time and were very polite and performed our tree pruning very quickly and efficiently.”
Why these companies made our list
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