The Window Specialist is a company that provides expertise and support for window and door replacement. They offer a comprehensive "Windows 101" guide on their website, which educates customers about window types and features.
Customers praise the company's patient and knowledgeable staff, particularly Jim, who specializes in resolving issues with Marvin doors and windows.
The team takes the time to answer all questions, explain trade-offs between different window options, and guide customers through the entire replacement process. This personalized approach makes The Window Specialist a reliable and trustworthy choice for those looking to replace their windows or address any problems with their existing ones.
Working with Faiyaz at The Window Specialist was a fantastic experience. His dedication to my business’s success, combined with his genuine sincerity and patience through numerous revisions, is a refreshing change in this industry. Most service-based professionals prioritize quick turnarounds over quality, but Faiyaz’s team delivers both; their design creativity is outstanding and their responsiveness is unmatched. Faiyaz’s leadership as VP of Biz Dev at TWS has been very useful to me, and I’m confident his expertise will continue to take TWS forward.
May 2026
5.0★★★★★
I have had the privilege of knowing the owner, Keith Perry, for over 13 years. If you are considering a major architectural glazing project for a custom home, Keith and The Window Specialist operate on an entirely different level than anyone else in the industry. Keith brings the precision of his background as a Fortune 500 operations strategist and an SJSU engineering and business professor straight into how he runs this company. He approaches complex structural projects like an exact science. For anyone undertaking a luxury remodel, visiting their Oakland warehouse is an absolute must. Keith provides an incredibly enthusiastic, hands-on education for homeowners, walking… read full review
Feb 2023
5.0★★★★★
A couple years ago, I had gotten some quotes for window replacement, but no one could seem to talk to me about the specifics of how the work would be done, trade offs between this window or that, what we should expect from the whole process --- basically the people that came out could only give a quote for some windows, not explain why, and that was it. For such a big purchase, we didn't feel comfortable without understanding more.Fast forward to this year and we thought we'd give it another shot. Keith and the Window Specialist team were an entirely different experience. First, they have a great Windows 101 guide on their website that gave infinitely more information… read full review
