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24 companies listed · all 24 in Ottawa · 2 open 24/7 · 16 open weekends · 22 rated 4.5+
Data verified October 18, 2026
Listed for homeowners in and around Ottawa, ON, these 24 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.
All 24 companies we list here are in Ottawa itself. We have 29 companies in Ottawa on file; this page shows the highest-rated 24. The companies on this page are rated from 3.9 to 5.0 across 2,562 reviews; 11 have 50 or more reviews and 22 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise professionalism (97%), quality (80%) and responsiveness (79%). The topics that come up most in reviews of the companies on this page are "price", "cleanliness" and "knowledge". 2 are open around the clock; 16 are open on Saturdays and 13 on Sundays. The services the companies on this page list most often on their websites are tree removal (4), stump removal (3), emergency tree removal (2), stump grinding (2) and tree pruning (2). 3 show a licence on their websites and 4 list staff certifications (ISA, InterNACHI and WETT). Domain records put 9 websites of the companies on this page at ten or more years old; the oldest dates from 2007. 4 offer emergency call-outs; 7 give free estimates and 4 are family- or locally-owned. We count these figures across the companies on this page; hours and prices change, so confirm the details with the company before you book.
A free visit is advertised by 7 of the 24 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.
