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When it comes to replacing the doors and windows in your home, who you choose to work with makes a big difference. A well-installed window or door should look great, perform well, and last for years. But just as important is how the job is done, including: how your home is treated, how the crew communicates, and how confident you feel throughout the process. At Diamond Head Windows, we believe in doing things right, from beginning to end. When you need new windows and doors for your Hawaii home, our team won’t just provide you with a great result, but also a great experience.

What Sets Our Window and Door Installation Company Apart

At our window and door installation company, we don’t use subcontractors. Every installer who works on your home is a trained employee of our team. That means they’ve gone through our hands-on training process, understand our standards, and know exactly how we expect each job to be done. We don’t just want the job done; we want it done right.

Because our team members work directly for us, we can promise consistency, attention to detail, and accountability. There’s no guessing who will show up to your home. You’ll be working with skilled professionals we trust and know personally.

What You Should Expect from a Good Installer

When you’re comparing door and window companies, keep more than just the product in mind. A good installer should be:

  • Skilled and experienced with the product they’re installing
  • Respectful of your time, space, and property
  • Clear and open with communication
  • Focused on doing the job correctly—not rushing to the next one

We’ve built our team with those values at the center. Our installers don’t cut corners, and they take care of your home like it’s their own, from protecting your flooring to cleaning up at the end of the day.

Friendly Service, Start to Finish

A smooth experience matters. From the first phone call to the final walkthrough, we focus on keeping things easy, respectful, and stress-free. Our team is approachable, knowledgeable, and happy to answer your questions. There’s no pressure here! Just a friendly team that wants to help.

We’re Here to Do It Right

When you trust your home to our team, you're getting more than just windows and doors—you’re getting workmanship, pride, and a company that stands behind every install. We believe in doing things the right way, with the right people. No shortcuts, no surprises. Just honest work by a team that cares.

If you’re ready to invest in new windows or doors for your Hawaii home, contact us today. Our ’Ohana is here to serve yours!


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Very happy with our windows and lanai doors from Diamond Head Windows.
— Andrea I.
Hawaii’s Largest Locally Owned Window & Door Replacement Company
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