Tree Services
Tree Removal
Whether a tree is damaged, dead, or a safety hazard, our crews ensure safe and efficient removal with minimal disruption to your property.
Learn more →Newcastle's Expert Arborists
Local, expert tree care for Newcastle's steep, forested hillside lots, from removals and structural pruning to 24/7 storm response, backed by written estimates and full insurance.
99% recommended
Why Newcastle
Local tree care for Newcastle.
Serving Newcastle, Washington through our Seattle crew, with the same expert arborists, the same standards, and the same around the clock availability.
What we do
Tree care in Newcastle, made easy.
Tree Services
Tree Trimming & Pruning
Keep your trees safe, structured, and looking right. We remove dead or overgrown branches, improve clearance, and reduce storm risk.
Learn more →Tree Services
Emergency & Storm Damage
When storms cause tree damage, our emergency team responds quickly to remove hazards, clear debris, and restore safety.
Learn more →Tree Services
WindReady™ Storm Prep
Strategic pruning, cabling, and bracing to reduce storm damage risks before severe weather hits.
Learn more →Tree Services
Safety & Risk Assessments
Identifying potential hazards before they become problems. Tree stability, structural integrity, and surrounding risks evaluated on-site.
Learn more →Tree Services
Virtual Consulting & Estimates
Get expert arborist guidance without a site visit. Share photos or video of your trees and receive a written assessment and estimate within 24 hours.
Learn more →Commercial
Multi-Location Management
Simplify tree care across multiple properties with a single, trusted provider. Consistent maintenance and emergency response.
Learn more →Commercial
HOA & Property Management
One point of contact for the whole community: scheduled rounds, board-friendly reports, and uniform standards across every lot.
Learn more →Commercial
Municipal Tree Care
ROW maintenance, public works contracts, and storm response for city forestry teams. We handle permits and traffic plans.
Learn more →Commercial
Fortune-500 Grounds
Corporate campuses, hospital systems, and headquarters landscapes. Quarterly walks, annual risk reports, COIs on file.
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Commercial Emergency Response
Under 2-hour dispatch to any property in our service area. Liability coverage and safety plans on file with your operations team.
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Property Tree Inventory
A geotagged inventory of every tree on the property: species, age, condition, and recommended work, refreshed annually.
Learn more →What people are saying
Rated 4.9 stars across 140+ reviews.
Real reviews from real customers, straight from our Google Business Profile. Here's what people say once the crew has packed up and the yard is clean.
JB
★★★★★
March 11th, a brief but strong storm came through Goodlettsville and blew over two giant trees in my front yard; one which was being supported by a 3rd tree that was facing and threatening my house. It was an…
Julie Bangs●3 days ago
JM
★★★★★
From the time I inquired w this company about removing a tree that was strongly impacted from the major strong 80 mph winds on March 3, 2023, they provided us w exceptional service in every way . They were…
Jeanne Mason●3 weeks ago
GH
★★★★★
CATS crew was amazing across the board from Mike & Lisa & Joe to the crew that came to our house. The consultation was easy and informative and made me feel comfortable in choosing them. The price was less…
Guy Hunt●1 month ago
Local expertise
Why an Expert Arborist Matters in Newcastle
Newcastle sits on steep, forested terrain in King County between Bellevue and Lake Washington, built into hillsides that were logged and mined generations ago and have since grown back into dense stands of Douglas fir and western hemlock. That regrown forest gives Newcastle more tree cover per lot than most of its neighbors, but slope changes the math on every removal and every pruning job.
A tree failing on level ground falls where physics says it should. A tree failing on a Newcastle hillside can travel downslope into a home, a driveway, or a neighbor’s yard well below it, and Newcastle’s deep, acidic, often saturated soil is exactly the setting that lets laminated root rot weaken a conifer’s grip on a slope without any visible sign until it lets go. We produce written, TRAQ qualified risk assessments accepted by HOAs, insurance carriers, and legal counsel, and every crew carries full general liability and workers’ compensation insurance.
Newcastle’s Tree Challenges
Newcastle’s steep lots make laminated root rot and windthrow a more serious concern than on flat ground, since a rotting or wind loaded conifer here does not just fall, it falls downhill, often toward whatever sits below the slope. Rigging and drop zone planning matter as much as diagnosis on jobs like these, and equipment access is frequently tighter than on a standard suburban lot.
Newcastle’s regrown forest canopy also carries some of King County’s other regional pressures. European birch and flowering cherry planted closer to homes face bronze birch borer and wet snow limb failure just as they do elsewhere in the market, but on a hillside lot even a smaller ornamental limb failure can become a bigger problem if it lands on a steep, hard to access part of the property. An expert arborist accounts for the slope itself as part of the risk, not just the tree standing on it.
Service area
Our Seattle service area.
Newcastle is in the Seattle service area. Calls route through national intake until local coverage is verified.
Areas we cover
Click an area to learn more about our work there.
Newcastle FAQ
Local questions, local answers.
Don't see your question? Call us. Every call is answered by a human arborist, day or night.
Do you serve Newcastle, WA?
Yes. The Certified Arborist Tree Service works throughout Newcastle's hillside neighborhoods between Bellevue and Lake Washington. Call for a free on-site estimate.
How fast can an arborist get to my property?
Most estimate visits happen within 24 hours, and storm emergencies get a crew on site the same day. We answer the phone around the clock, not a call center.
Newcastle has a lot of steep lots. Does slope change how a tree is removed?
It does. A tree on a steep Newcastle hillside can fail toward a house or driveway below it in ways a tree on flat ground would not, and access for equipment is often more limited. We plan rigging and drop zones around the slope before any cut is made.
What tree problems are most common here?
In this region the ones we see most are laminated root rot, bronze birch borer, and windthrow of tall conifers once winter rain saturates the soil, all of which are harder to manage safely on a slope. An arborist can tell you which apply to your specific trees.
Are you licensed and insured?
Yes. We carry full general liability and workers' compensation coverage on every crew member, and can email a current Certificate of Insurance before work begins.
Take back your trees today
One expert arborist. Every tree on your property.
Free estimate. Twenty-four-hour response. No contracts. No commitments.
Or call (844) 835-8733, answered 24/7 by a human.
