FAMILY OWNED & OPERATED | LOCALLY LOVED SINCE 2013
#1 Trusted Tree Service in the St. Croix Valley & Western Wisconsin
β β β β β 4.9 Stars (1077+ Local Reviews) | Fully Insured & Licensed
Experience our reputation for exceptional St. Croix Valley tree service: quality work, friendly service, transparent pricing, and meticulous cleanup from start to finish.
β Fully Licensed & Comprehensive Liability Coverage
β Certified Tree Care Professionals & ISA Standards
β Turf-Safe Tracked Machinery & Lawn Defense
β 100% Clean Yard Guarantee

MEET THE OWNERS:
MATT & MEGAN LENNON
The St. Croix Valley’s Trusted Family-Owned Tree Experts

OUR SUSTAINABILITY PLEDGE:
REMOVE, REPLACE, RESTORE

OUR PROMISE TO YOU
The NWI Service Guarantreeβ’
At NWI Tree Service, our Service Guarantreeβ’ means you can expect nothing less than a completely stress-free experience and results that exceed your expectations.
OUR PROMISE TO YOU
The NWI Service Guarantreeβ’
At NWI Tree Service, our Service Guarantreeβ’ means you can expect nothing less than a completely stress-free experience and results that exceed your expectations.
St. Croix Valley Tree Service Field Logs
Take a look at some tree service projects we’ve completed in the St. Croix Valley and Western Wisconsin. We’re sharing raw video from our tree specialists to give you an idea of what they will look for and recommend as part of your free onsite consultation.
Columbine Court, Vadnais Heights, MN
Complete removal of three hazardous Eastern Cottonwood trees in a backyard on Columbine Court. The largest tree was actively splitting at its main union with water weeping from the seam. Utilized a 60-ton crane staged in the driveway for overhead picks across the roofline alongside a contract climber and Nifty Lift SD 64.
Carlton Drive, Arden Hills, MN
Multi-zone pruning project on Carlton Drive. Front yard: Pin Oak (raised lower canopy, thinned inner crown, deadwood removed) and Paper Birch (raised lower canopy, thinned inner growth, deadwood removed). Driveway: Maple (removed top broken branch, raised canopy for vehicle clearance, light thinning). Backyard: River Birch (cleared limbs encroaching on roofline, raised drooping branches) and White Oak (pruned lower suckers on young specimen).
Why Choose NWI for Your Next Tree Service or Landscaping Project?
Fast, Free, No Obligation Estimates by Experienced Arborists
Fast, Free, No Obligation Estimates by Experienced Arborists
Our tree service experts will treat you like family and provide you with a free quote that’s fair and transparent. We’ll explain what’s included, why, and how we’ll get the job done, safely, and carefully. You can count on it!
Easy, Onsite Quotes
Experienced, Friendly Staff
Fair, Transparent Pricing

NWI Tree Service’s 360Β° Sustainability Cycle
Remove, Replace, Restore
NWI implements a continuous 360Β° Sustainability Cycle to manage your landscapeβs ecosystem. We execute this closed-loop process by safely removing compromised trees, thoughtfully replacing them with resilient species, and restoring the soil and surroundings to ensure a thriving, healthy environment for generations to come.

Tree Removal
Eliminate Hazards & Safely Remove Dead or Leaning Trees
Trust our team of arborists and technicians to safely remove trees of any size using advanced crane technology and precision rigging that protects your property. We handle everything from hazardous emergency takedowns to routine clearing, guaranteeing a spotless cleanup every time.

Tree Trimming
Clear Overgrowth, Protect Your Roof & Boost Curb Appeal
Enhance the beauty and longevity of your landscape with expert trimming that improves structure, air circulation, and sunlight penetration. Our arborists skillfully remove dead or hazardous branches to boost tree health and protect your property from potential storm damage.

Tree Planting
Add Shade, Privacy & Long-Term Property Value
We partner with Legacy-Treesβ’ to plant hardy, rapid-growth trees featuring robust root systems designed to thrive for generations. Our arborists offer flexible packages ranging from basic installation to comprehensive, long-term care that ensures your investment flourishes.

Stump Grinding
Remove Tripping Hazards, Stop Pests & Reclaim Your Lawn
Reclaim your landscape by permanently removing hazardous, unsightly stumps with our fast and environmentally friendly stump grinding services. We grind well below the surface to prevent regrowth and pest infestations, leaving your property safe, clean, and ready for new planting.

Plant Health Care
Diagnose & Treat Sick, Infested, or Struggling Trees
Protect your landscape investment with proactive plant health care plans designed to combat Emerald Ash Borer, Oak Wilt, and other regional threats. Our certified arborists use advanced diagnostics and targeted treatmentsβincluding trunk injections and seasonal monitoringβto keep your trees vibrant and disease-free.

Commercial & Municipal Tree Service
Mitigate Liability, Ensure Safety & Maintain an Inviting First Impression
Maintain a professional, safe, and inviting exterior for your business or municipality with our comprehensive commercial tree care solutions. Our fully bonded and insured team of arborists handles everything from large-scale lot clearing and routine maintenance to emergency storm response, ensuring your property always makes the right impression.
Customer Service
Workmanship
Innovation
Customer Service
Workmanship
Innovation
Our History
Building a Reputation for Hard Work & Exceptional Service
NWI Expert Insights
Arborvitae in Minnesota: A Guide to Thriving Evergreens
Arborvitae are hardy trees that can offer privacy, wind protection, and a splash of green all year round. Let's dive into how you can make these beauties thrive in our unique Minnesota and Wisconsin climate.
Expert Tree Climbing in Stillwater & the St. Croix Valley for Optimal Results
Why is precision tree climbing preferred over bucket trucks for certain tree services in Stillwater and Hudson? Learn how our crew stay safe while performing this necessary but dangerous practice.
How to Tell the Difference Between Types of Trees: An Educational Guide
This basic guide will provide you with a solid foundation for recognizing various tree species, making your outdoor experiences even more enriching and enjoyable.
Boost Your Curb Appeal Instantly: Essential Tips on How to Landscape Around Trees
Before you start your landscaping project, itβs crucial to consider our unique Minnesota climate and soil conditions to ensure your trees continue to thrive. Letβs dig into how you can create a stunning and sustainable landscape around your trees.
Featured Project: Tree Removal with Crane
A ‘Behind-the-Scenes’ Look at Overcoming Challenging Projects
When homeowners on the North Hill in Stillwater reached out about a 100-year-old Sugar Maple threatening their roof and power lines, we stepped in with our "Remove, Replace, Restore" pledge. Learn more about this complex job.







