Colorado Window Replacement & Siding Experts
– About K&K Classic Designs

Affordable Replacement
Windows & Maintenance-Free Siding

The LOCAL Colorado business you can trust!

Ask about how to qualify for FREE installation!

On orders with a minimum purchase of eight windows or more, you can qualify for FREE installation. We want to earn your business and will beat any competitor’s price, providing exceptional service and the highest quality product possible!

Please visit our Windows and Siding pages for more product information.

Over 27 Years –
5-Star Service Ratings!

Communities Served Include:

  • SW Denver
  • Littleton
  • Highlands Ranch
  • Golden
  • Evergreen
  • Conifer
  • 285 Corridor and
    surrounding areas

All siding and window products come with a lifetime transferable warranty.

Ken Logan, Colorado Window & Siding Replacement Expert

Ken Logan is the owner of K&K Classic Designs, a premier window replacement and maintenance free siding company that has been serving the SW Denver, foothills and mountain areas since 1992, specializing in Littleton, Highlands Ranch, Golden, and has expanded into Evergreen, Conifer, Pine, and up the 285 corridor.

We have been a part of the Better Business Bureau since 1995 and we have earned the Gold Star Certificate. Check us out at

The question we often get is, “Why do business with us?”

When you decide to do business with my company you will be dealing directly with the owner. We do not hire sales people, there are no middle men, and no showroom. We bring the products directly to you! This allows us to offer prices that are generally 40% less than the competition; all of this without the high pressure sales people that are in the industry.

Why spend more money when you can get a higher quality product and excellent installation, great pricing and a much higher level of service when dealing directly with the business owner. We look forward to the opportunity to work with you, and to provide you and your family the service that you deserve at a tremendous price. We are always available for a no pressure free estimate in your home.

We are a business that you can trust!
Call 303-973-1507 today!

You may also email us your phone number and we will call you to set up an appointment for a free estimate.

A+ Rated Gold Star Member of the Better Business Bureau, since 1995, K & K Classic Designs

Better Business Bureau A+ since 1995