Your Semco windows and doors were an investment in quality, comfort, and beauty. When they start showing their age, you deserve repair experts who understand their value. At Apex Window Werks, we’ve perfected the art of Semco restoration over 15 years and 40,000+ repairs. Our passionate technicians treat every window and door as if it were in their own home, bringing back the smooth operation and energy efficiency you’ve been missing.

Semco Windows &
Doors Repair

Our Comprehensive
Semco Repair Services
Whether you’re dealing with foggy glass, faulty hardware, or drafty frames, our Semco window repair services address every common issue with precision and care. From glass replacement to frame restoration, we bring your windows back to peak performance — without the need for full replacement.

Precision Glass Replacement

Hardware Restoration & Repair

Weatherstripping & Seal Renewal

Frame Repair & Realignment

Track & Roller Service

Screen Repair & Replacement
Don’t let minor issues become major problems.
Our Semco specialists can diagnose and repair most issues in a single visit, saving you thousands over replacement costs.
Semco Window Types
We Service

Casement Windows

Double-Hung Windows

Awning Windows

Sliding Windows

Picture Windows

Bay & Bow Windows

Custom Windows
Our expert technicians have the knowledge and genuine parts to restore any Semco window type.
Get your free repair estimate today and rediscover the quality you invested in.
Professional Semco
Door Repair Services
Your Semco doors face unique challenges from heavy daily use and weather exposure. Our door specialists provide targeted solutions that restore security, efficiency, and smooth operation for all your Semco doors.

Multi-Point Locking System Repair

Threshold & Weatherstripping Replacement

Hinge Service & Realignment

Glass Panel Replacement

Complete Hardware Repair

Sliding Door Track & Roller Service
From sticky sliders to drafty entries, our door repair experts have seen it all.
Schedule your free consultation and let us restore the smooth operation and security you deserve.
Semco Door Types
We Repair

Entry Doors

Patio Sliding Doors

French Doors

Swinging Patio Doors
Why Chicago Chooses Apex Window Werks
for Semco Repairs
Deep Roots in Chicago — Repairs You Can Rely On
With over 15 years of experience and more than 40,000 successful projects completed, we know what it takes to keep Semco windows and doors performing in Chicago’s tough seasonal conditions.
True Semco Specialists — Not Just Generalists
Our technicians are highly trained in the unique construction of Semco products, from custom wood frames to insulated glass units. We don’t just fix — we restore your windows and doors to their original quality with precision that only brand specialists can offer.
Save Thousands — Repair Instead of Replace
Why pay for full replacements when expert repairs deliver the same results? Our repair-first approach helps you preserve the original charm of your home and avoid unnecessary expenses — without sacrificing performance.
Worry-Free Warranties — Because We Stand by Our Work
Every Semco repair is backed by an industry-leading warranty. You can rest easy knowing your investment is protected — and that we’re just one call away if anything needs a follow-up.
Fast, Hassle-Free Repairs — Often Same Day
No long waits. No drawn-out timelines. Thanks to fully equipped service vehicles and experienced teams, we complete most Semco window and door repairs in a single visit — so you can get back to comfort, privacy, and peace of mind without delay.
Customer Success Stories
Frequently Asked
Questions
How do I know if my Semco windows need repair or replacement?
Most Semco windows can be successfully repaired, even those with significant issues. Signs that repair is possible include foggy glass, difficult operation, drafts, or hardware problems. Our technicians provide honest assessments — if replacement is truly necessary, we’ll tell you. However, in over 90% of cases, expert repair restores full functionality at a fraction of the replacement cost.
Do you use genuine Semco replacement parts?
We maintain relationships with suppliers to source authentic Semco components whenever possible. When original parts are unavailable, we use high-quality alternatives that meet or exceed Semco’s specifications, ensuring your repairs maintain the performance and appearance you expect.
How long do Semco window and door repairs typically take?
Most repairs are completed in 2-4 hours during a single visit. Complex projects or those requiring special-order parts may take longer. We’ll provide accurate timelines during your estimate and work efficiently to minimize disruption to your home.
What warranty do you offer on Semco repairs?
We provide comprehensive warranties on both parts and labor, with coverage periods depending on the specific repair. Our standard warranty exceeds industry standards, reflecting our confidence in our workmanship and commitment to your satisfaction.
Can you repair older or discontinued Semco models?
Yes! Our extensive experience includes servicing Semco products from all eras. We’ve developed solutions for older models and can often source or fabricate parts that are no longer in production, preserving your original windows and doors.

Ready to Restore Your Semco Windows & Doors?
Don’t let foggy glass, stubborn hardware, or drafty seals diminish your home’s comfort and efficiency. Chicago’s Semco repair experts are ready to restore the quality and performance you invested in.
Stop struggling with your Semco windows and doors! Call now or click below to schedule your FREE estimate. Rediscover why you chose Semco in the first place!