Member Reviews

5 Star Testimonial by Brandon Nieves

If you are a window contractor large or small, look no further than Delaware Window Supply. Pricing has always been fair and the customer service is truly second to none. Mark the owner and his staff are phenomenal with customer service, transparency and super fast email response rate. I had a very large company and now I work with a small company that buys windows and the service has not changed. THANK YOU!

Submitted by Brandon Nieves on Wednesday, May 10, 2023

5 Star Testimonial by todd buckman

Good windows at a good price with excellent customer service

Submitted by Todd Buckman on Saturday, Oct 22, 2022

5 Star Testimonial by Mike Galenski

Contractors discount windows

Submitted by Mike Galenski on Thursday, Aug 13, 2020

5 Star Testimonial by Andrew Peal

Submitted by Andrew Peal on Monday, Jan 06, 2020

5 Star Testimonial by Gregory Sheraton

Submitted by Gregory Sheraton on Sunday, Dec 29, 2019

5 Star Testimonial by Margaret Millisky

Really nice windows. Great people to deal with! Best prices in the area!

Submitted by Margaret Millisky on Thursday, Nov 07, 2019

5 Star Testimonial by Phil Jacob (P Jacob Construction LLC)

Submitted by Phil Jacob (P Jacob Construction LLC) on Saturday, Oct 05, 2019

5 Star Testimonial by Justin Nieves

We, HomeStar Remodeling, use this window supplier exclusively. Great value, great service, professional, helpful, they get a thumbs up from me!

Submitted by Justin Nieves on Friday, Jun 08, 2018

5 Star Testimonial by Fred Straka

Great Prices, they are willing to work with inexperienced buyers to make sure you get the right product

Submitted by Fred Straka on Tuesday, May 30, 2017