Door & Window
Repair, Replacement, and Installation in Northfield, MN

We repair, replace, and install doors and windows
so your home works properly, seals better, and
looks finished inside and out.

Doors + Windows

Your doors and windows do more than open and close. They affect comfort, efficiency, security, and how your home looks and feels every day.

At TrueMark Repair, we take a practical, repair-minded approach first-fixing what we can and only recommending replacement when it truly makes sense.

Door Services

Interior Doors
Repair, adjust, or replace interior doors that stick, sag, or don’t latch properly.


Exterior Doors
Repair or replace exterior doors for better security, weather protections, and curb appeal.


Storm + Screen Doors
Fix or replace storm and screen doors so they function smoothly and last through the seasons.

Window Services

Window Repair + Adjustments
Fix sticky sashes, broken locks, improve alignment, and restore smooth operation.


Window Replacement
Replace old, drafty, or damaged windows with quality, energy-efficient options that fit your home.


Window Trim + Finish Work
Repair or install interior and exterior trim for a clean, finished look inside and out.

Repair First
When It Makes Sense

Not every problem needs a full replacement. We’ll evaluate the issue, walk you through your options, and recommend the solution that makes the most sense for your home and your budget.

Common Issues We Help With

Damaged Trim or Casing

Drafty Windows

Broken or Loose Hardware

Rot or Water Damage

Sticky or hard to close doors

Fogged or Failed Seals

Poor Sealing and Air Leaks

Storm Door Issues

Why Homeowners Choose TrueMark Repair

Licensed Residential Remodeler

You’re working with a licensed professional you can trust.

Insured

Fully insured for your protection and peace of mind.

Clean, Finished Work

We treat your home with care and leave it better than we found it.

Locally Owned

Proudly serving Northfield and surrounding communities

Clear Communication

Honest recommendations and straight-forward communication.

Repair-Minded Approach

We fix what we can and only replace when it makes sense.

Need help with a
door or window issue?

Let’s take a look and find the
right solution for your home.