About Semko Inc. | Replacement Windows

Semko Inc. is a family-owned business that provides excellent service and high-quality products. From consultation to installation, their team is friendly, communicative, and professional. They offer competitive pricing and warranties, and are willing to work with customers to find solutions that fit their budget and unique needs. Their work is thorough and precise, leaving homes looking beautiful and feeling warmer and quieter.

Photos

Add a Photo

View All Photos

Reviews for Semko Inc. | Replacement Windows

Write a review

Jul 2026
Your guys did a great job today under really tough conditions...19 windows on both floors of a 2 flat in 98 degree heat, 105 heat index. Everything looks great. So happy with the windows, the installation workmanship as well as the care and cleanup during and after the job.
Jun 2026
Skilled installers , got my work done in less than 4 hours , 4 pane living room window and two bedroom windows. All were bad installed with no foam or caulking between wood and PVC frame. Very happy and highly recommend them !
May 2026
Wow. I couldn't be happier with Semko. I had a couple of companies come out and stay for 2-3 hours. Jason came and measured the windows and answered all of my questions in about 20 minutes. Then they promptly sent me a quote later that day. The price was great and everything comes with a lifetime warranty, including labor! I replaced all of the windows at my home in Lincolnwood. It took about 3 weeks to be custom made and 1 day to install. The installers did an amazing job! So fast, helpful, moved my furniture and installed all of the windows, put foam insulation around the frames and capped everything on the outside in aluminum. I can already notice the difference...read full review