Skip to content
(612) 472-8733
TreeTec
Tree Removal & Safety

Why Hire a Certified Arborist for Tree Work? What Minnesota Homeowners Should Know

Not All Tree Services Are Created Equal

When you need tree work done, it might seem like any crew with a truck and a chainsaw can handle the job. But there’s a significant difference between a general tree crew and a company with an ISA Certified Arborist on staff, and that difference can affect your trees’ health, your property’s value, and your family’s safety for years to come.

What ISA Certification Actually Means

ISA stands for the International Society of Arboriculture, the leading professional organization for tree care worldwide. To earn ISA Certified Arborist credentials, a professional must:

This isn’t a weekend certification course. It represents a deep, ongoing commitment to understanding tree science and best practices.

What Arborists Know That General Tree Crews May Not

A certified arborist brings knowledge that goes far beyond operating equipment:

Red Flags When Hiring Tree Services

Protect yourself by watching for these warning signs:

Questions to Ask Before Hiring

Before you sign anything, ask these questions:

A reputable company will have no trouble answering these questions. If they dodge or deflect, move on.

Why It Matters for Your Trees’ Long-Term Health

Trees are long-term investments. A mature oak or maple can add $10,000–20,000 to your property value. Poor tree work, a bad pruning cut, unnecessary removal, missed disease diagnosis, can undo decades of growth in a single afternoon.

Hiring a certified arborist means:

TreeTec’s Credentials

At TreeTec, every job is overseen by Eric Wittenberg, ISA Certified Arborist. Eric’s certification means our team doesn’t just cut trees, we understand them. From health and risk assessments to pruning to complex removals, every decision is informed by arboricultural science and years of hands-on experience serving Minnesota homeowners.

You can learn more about our team and approach on our About page.

Get Tree Work Done Right the First Time

Your trees deserve better than a crew that just shows up with a chainsaw. Contact TreeTec today to work with an ISA Certified Arborist who will treat your trees, and your property, with the care they deserve.## Eric WittenbergSales Manager

ISA Certified Arborist and TreeTec’s Sales Manager, Eric combines field and utility experience with a practical, honest approach to helping homeowners make the right tree care decisions.Start Today

Ready to Schedule Your Tree Service?

(612) 472-8733

Browse all articles### DIY Tree Trimming: What’s Safe to Do Yourself and What Isn’t Tree Care & MaintenanceMay 18, 2026### Why Are My Spruce or Pine Needles Turning Brown? A Minnesota Homeowner’s Guide Tree Care & MaintenanceJun 11, 2026### Is Land Clearing Worth It Before Building in Minnesota? What Homeowners Should Know Tree Removal & SafetyJun 18, 2026Let’s take care of your trees.(612) 472-8733


TreeTec is based in Cokato, Minnesota and works across Wright, Meeker, McLeod and Carver counties. If you are looking at a tree you are not sure about, call (612) 472-8733 or send us a photo of it. Somebody will pick up.

Related: tree removal, health and risk assessment, and the instant estimate.

More on tree removal & safety

Send us a photo of the tree.

Most of the time that is all we need to tell you what it will take. Free estimates, on site, no pressure.

Call Text a photo Estimate