Financing We offer financing — ask us about your options
(432) 955-4504
Why Klassen Window & Door Co.

Replacing your windows or doors shouldn't be a leap of faith.

You shouldn't have to gamble on whether the contractor will show up, whether the warranty will hold, or whether you'll regret it the day they leave. Here's why West Texas homeowners trust Klassen instead of the national brands.

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If any of this sounds familiar

Hiring a window company shouldn't be the hard part.

You're trying to make your home more comfortable, more efficient, and more valuable. The last thing you need is a high-pressure sales pitch from a stranger in a logoed truck. We get it.

"Will they actually show up?"

You've heard the stories. Contractor takes the deposit, ghosts the install. Klassen Window & Door Co. is BBB Accredited with an A rating, that's something you can verify in two clicks before you ever pick up the phone.

"What if the warranty is worthless?"

Most contractor "warranties" shrink every year and disappear if you sell the house. Ours don't. Non-prorated, fully transferable, and backed by the manufacturers we install.

"Who do I call if something goes wrong?"

Our office is at 714 US Hwy 180 in Seminole. When you call during business hours, you reach the company directly, not a national call center routing your warranty claim through a queue.

Our promise to you

Complete peace of mind, even long after the install is over.

We want all of our customers to have complete peace of mind when choosing Klassen Window & Door Co. That's why we not only offer exceptional customer service but also stand behind our work and products with industry-leading, non-prorated transferable warranties.

We want our customers to know that they can count on us, even long after their project is complete.

You should always check the credibility and quality of your window replacement company. After all, it's your money on the line, and you should be completely comfortable with the company and the product you are investing in.

A Klassen Window & Door visit, a handshake with a homeowner on the front porch.
What sets us apart

Four reasons homeowners pick us over the national brands.

Every one of these is verifiable. Every one of these matters when the install is over and you're living with the result.

Family-owned, locally rooted

Klassen Window & Door Co. is a family-owned business based in Seminole, TX. Same family name on the door, the office sign, and the truck.

Transferable lifetime warranties

Non-prorated coverage that stays with the home when you sell. From ProVia, C.H.I., Alside, and EuroShield, the manufacturers we trust to install on yours.

BBB Accredited · A Rating

Better Business Bureau Accredited with an A rating. Verifiable on bbb.org. We hold the certification, not just the logo.

Financing available

We work with financing partners to spread the cost of a whole-home project into manageable monthly payments. Ask us during your free consultation.

Where we work

Serving the greater Permian Basin, South Plains & Southeast New Mexico.

Together, as a team, we transform homes one window and door at a time. From our office in Seminole, we travel daily across three regions for free in-home consultations and installations.

NEW MEXICO TEXAS SEMINOLE, TX HEADQUARTERS
Klassen HQ · Seminole, TX
Active service cities

Permian Basin

  • Midland
  • Odessa
  • Andrews
  • Big Spring
  • Stanton

South Plains

  • Lubbock
  • Levelland
  • Brownfield
  • Snyder
  • Lamesa

Southeast New Mexico

  • Hobbs
  • Lovington
  • Eunice
  • Carlsbad
15+
Cities served
3
Major regions
2
States covered
100mi
Standard radius
Our easy 3 step process

Offering FREE Consultations virtually or in person.

To set up a free in-home consultation, simply make a quick call or submit an online form. A friendly consultant will measure your openings, show you the different options available, and help you choose the best product for your home.

01

Measure

Once a contract has been created, we'll schedule an appointment for a technician to come out and double-check the measurements of the product openings. This verification ensures the job is done right the first time.

02

Install

After your products arrive, we'll schedule your installation promptly. Our installers will arrive on time and ready to work. Once the installation is complete, your windows will be covered by the best warranties in the business.

03

Complete Satisfaction

Our top priority is ensuring complete customer satisfaction. Our team members are available to assist you before, during, and after your remodel, until you're a 100% satisfied customer.

Two paths

The difference between picking a contractor and picking the right one.

Without the right contractor
  • Drafty windows, high energy bills, and houses that never feel sealed up
  • Warranties that shrink every year and disappear when you sell the house
  • Installers who disappear the moment the deposit clears
  • Hard to reach the right person when something needs adjustment later
With Klassen Window & Door Co.
  • A home that's quieter, cooler in summer, warmer in winter, for decades
  • Non-prorated transferable warranties that add measurable resale value
  • Direct accountability with a Seminole-based family-owned company
  • Direct line to our Seminole office whenever you need us, before or after
Financing is available!

Spread the cost. Don't postpone the comfort.

We work with financing partners who can break a whole-home window, door, or siding project into monthly payments that fit your budget. Contact us for more info.

Get financing details →

Ready to see what's actually possible for your home?

Free in-home consultation. We measure, walk you through real product samples, and give you a written quote, all at no cost.

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