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Window & Door Replacement for Hartz Lake Homes

Hartz Lake's waterfront homes need windows and doors that can handle lake humidity and seasonal wear. One Source Construction replaces both for homeowners around the lake.

We do jobs in your neighborhood.

Hartz Lake

Book Your Hartz Lake On-Site Estimate

Hi, I’m Mike with OneSource Construction. I personally coordinate our local project assessments, so when you fill this out, you’re dealing directly with me. Tell me a bit about your exterior goals below, and I'll get back to you to schedule a quick property visit. No corporate runaround—just an honest look at your project.

Logo for One Source Construction featuring bold red text with a blue accent dot, partially enclosed by a red swoosh

(219) 309-1373

mikemagiera@frontier.com

Valparaiso, Indiana

Fill out the form, or call us to set up a free in-home consultation.

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Service Areas:

Northwest Indiana: Porter County (Valparaiso, Chesterton), LaPorte County (Michigan City, La Porte), and Starke County (Knox, North Judson).

The team at One Source Construction is locally owned and operated in Valparaiso, IN offering professional home improvement services to both residential and commercial customers. Our professional staff has more than 25 years of experience so you can count on us to handle home improvement jobs of any size with ease. We are fully licensed and insured. You can rest assured that our professional staff will provide only the highest quality of service and products whenever you call on us for your service. Call us today for a free estimate for your home or business. You won't find better service anywhere else.

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© 2026 One Source Construction Valparaiso, Indiana in Northwest Indiana.

Mon - Fri  8:00 am - 5:00 pm

Sat Closed

Sun Closed

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