Over 1,000 Google Reviews with a 4.9 Rating!
Window To Door Conversion

Window to Door Transformations For Your San Antonio Home

Open up your space and create a new entrance by turning your existing windows into a new door. With Southwest Exteriors, your custom door will fit your home and look like it was always there. 

Contact Southwest Exteriors today to schedule a commitment-free consultation with a trusted San Antonio window and door specialist since 1989.

What We Do

  • Full Window Removal
  • Frame and Header Construction
  • Door Installation
  • Trim, Sheetrock and Siding Repair

What We DON'T Do

  • Electrical
  • Plumbing

Explore Our Work

From windows, siding, doors, and more. Find inspiration for your transformation.

Custom Doors with Expert Installation

Turning your windows into a new door doesn't have to be difficult. With Southwest Exteriors, your new door will seamlessly fit in your home. 

From exterior doors to sliding patio doors and French doors, we offer high-quality custom doors from

  • Marvin
  • Infinity from Marvin
  • ProVia
  • and Anlin

No matter which style you choose, our professionals here at Southwest Exteriors will help guide you to the right choice and provide a flawless installation. 

Hear From Our Happy Customers

    "The process was quick, easy & went smoothly. The communication is amazing."
    They communicate every step of the way. The installers were very pleasant & professional. They were careful with the surroundings & cleaned everything before leaving.
    - Jill C.
    "SW Exteriors was a great company to work with. They were professional, competent and helpful."
    The work was done on time with no issues and the entire team was responsive and dedicated to making us happy with the final results. Highly recommend them.
    - Scott & Kim H.
    "100% recommend! The other companies we got quotes from just made us feel like they only cared about making a sale."
    We met with three door companies before choosing SW Exteriors. They were very professional and personable. It was such an easy process and they are on top of their communication…I never had to follow up!
    - Brooke E.
    "You did our windows two years ago and now our doors!!!!"
    The installers were very polite, very professional, and I am very pleased with your company.
    - Luisa G.
    "Great products! Great service! And great staff!"
    They worked seamlessly together in tandum. They were fast, efficient, and hard working. I was extremely impressed that it only took them a few hours to replace 9 VERY OLD windows!
    - Mandy R.
    "Probably the most seamless home improvement project I have done!"
    From start to finish, things were communicated and happened on time. Crews were friendly and respectful of my premises. And I absolutely love my casement windows!
    - Kim I.
    "Extremely pleased - and I am a stickler for quality work."
    This was one of the best experiences I have had with a home construction contractor. The install crew was extremely efficient, and the teamwork was amazing to see. After 10 years, the windows look like new. Extremely pleased.
    - Bill J.
    "Everyone was professional, kind and very responsive!"
    They were professional and informative, not salesy, in the initial meeting, answering all my questions and showing me all options. They actually listened to what I wanted!
    - Shirley S.

Start Your Journey With Us

Schedule An Appointment Today
  • Please enter your first name.
  • Please enter your last name.
  • Please enter your phone number.
    This isn't a valid phone number.
  • Please enter your email address.
    This isn't a valid email address.
  • Please enter your ZipCode.
  • Please make a selection.
  • Please make a selection.
  • Please make a selection.
  • By submitting, you agree to receive text messages from Southwest Exteriors at the number provided, including those related to your inquiry, follow-ups, and review requests, via automated technology. Consent is not a condition of purchase. Msg & data rates may apply. Msg frequency may vary. Reply STOP to cancel or HELP for assistance. Acceptable Use Policy

What Can You Expect?

1. Quick Contact: Expect a call or text shortly after completing this form during business hours (M-F 8a-8p, Sat 9a-3p), or by 9a the next day otherwise. No spam, guaranteed.

  • Easily add us to your contacts via the QR code above orrecognize our calls without hassle by adding us to your contact 210.301.1183

2. Project Discussion: We'll discuss your home improvement needs and suggest suitable steps forward. If we're not the best fit, we'll recommend alternatives.

3. Consultation Timing: Confirm a no-pressure, flexible consultation at a time that suits you, including weekends. 

Our Promise:
Experience zero sales pressure. We give you space to make the best decision for your home without rushed offers.

Fill out the form and let's get started on creating the home you've always wanted!