certified company
Based on 79 reviews
Our Certification Process
Best Pick Guarantee
Verified General Liability Ins.
2nd year as a Best Pick Call
"At Allstate Siding & Windows, our goal is to make every home in Houston a dream home. Our success is measured by lasting relationships with our customers and the quality of our products and services. We take pride in knowing the majority of our sales comes from previous customers and referrals."

Jimmy LaGrappe | Owner
Company Information
Services Offered
Allstate Siding & Windows installs and replaces various types of siding for residential customers, including fiber cement, vinyl, aluminum, and composite siding. In addition to installing trim, fascia, and prefabricated patios, the company replaces windows and doors.
The company offers various warranties depending on the product or service.
Company History
Allstate Siding & Windows is a local, family-owned-and-operated company that was founded in 1999. Company founder James C. LaGrappe has over 40 years of experience in the home improvement industry.
Additional Information
The company carries siding products by James Hardie, LP SmartSide, and Mastic Home Exteriors by Ply Gem.
Areas Served
West Houston Suburbs, North Houston Suburbs, Fort Bend County & Southwest Houston, The Heights/Midtown
A selection of 79 homeowner reviews:
“Allstate Siding & Windows was on time, and they cleaned up their mess every day when they left. They did exceptional work. They completely replaced all of the windows and siding on my house. I'd give them an A+.”
“The customer service, work, and cleanup made it a positive experience. Everything about them was A+. They replaced my windows and siding. You'll be doing yourself a disservice if you don't at least give them a call.”
“Allstate Siding & Windows has done siding, windows, and doors. They're very good at what they do—I was most impressed. I watched them work, and they're very good and very professional. They get an A.”
“We had a great experience with Allstate Siding & Windows. We're completely satisfied.”
“They changed my siding. I think they did everything in their power to finish on time. They were very courteous and very clean. I'd give them an A+.”
“Allstate Siding & Windows always follows up when you need them. They did a great job for the work they did for me. I had them out one time, and I've been happy. Overall, I'd give them an A+.”
“They painted, replaced siding, installed some Hardie trim, and did new awnings and new drain spouts. I liked their professionalism. They cleaned up after themselves every day, listened to the owner, and listened to me if I had questions or concerns. It was a very good experience. I would have to say A+ for them.”
“They did exactly what their contract said they'd do, and did it in a very good fashion. They completely repaired an outside wall that is 20-feet long, 9-feet tall. I'd say A+.”
“It was great. Allstate Siding & Windows did windows, siding, and painting, and they actually did some insulation in an atrium of some electrical stuff. They get an A+.”
“The whole experience was good. They replaced three exterior doors, all the windows, and all the siding on the house. I would give them an A.”