5 (31)
1 Research Ct Suite 450, Rockville, MD 20850
(301) 216-3810
cornerstonebuild.com
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Reviews are sorted by relevance, with the most helpful and insightful feedback listed first for easy reference.
Amanda Eager
2024-04
We had an awesome experience with Cornerstone replacing our roof and siding. Justin is very knowledgeable and responsive, and their team did top notch work finishing the job in just a couple of days. Justin worked directly with our insurance company to work out the details of our claim and handled all of the technical details of the claims process. I highly recommend this company.
Michael Hicks
2024-02
Cornerstone Building & Renovation LLC did a great job for me and State Farm in replacing all of our siding with Hardy Plank. It looks great!They got it done professionally, on time and budget, and they were thorough, careful, and skilled at their craft.It was a pleasure working with Justin and his team and they have earned my strongest recommendations. They will treat your house and the work they do on it like it was their own house.5 stars in my book! Don’t hesitate to put them to work for you.
RJ Benn
2023-11
I, without hesitation, would recommend Cornerstone Restoration LLC to anyone seeking roof or siding repair. They provide excellent customer service by taking personalized attention to the project from start to completion.I experienced some administrative and procedural challenges with my insurance company. During the process to attain approval from the insurance company, their representative collaborated patiently but diligently with me and my insurance company until the process was favorably completed.Once the job started, the team of competent installers were steadfast, thorough, and timely. I felt confident that the materials and supplies used were of highest quality. The workers demonstrated a degree of respect for my property and home, and ensured all debris was cleared daily til the job was done.Thank you Cornerstone for a job well done.Service: Roof repair for storm & wind damage
Mom Ofthree
2024-02
From the first meeting until the siding and basement windows were done, everyone at Cornerstone is the epitome of responsive and professional. I was convinced that we wouldn't be able to get our siding replacement covered by insurance based on our prior experience with our insurance company. Justin proved me wrong. Justin guided me through the processes and handled much of it directly himself. Just a couple of phone calls and emails, and we were approved and had a check to start in a few weeks.The installation was equally smooth and professional. Our new siding and trim looks amazing. The attention to detail to ensure a quality job was there at every step. I couldn't be happier with how our house looks now.Things were so great that we had Justin quote us replacement basement window. Those were finished up alongside the siding and the windows look fantastic as well!Thank you Justin and Mark for your excellent customer service and the quality work that you are committed to providing. You can't go wrong using Cornerstone.
Elfreda Massie
2023-05
It was a pleasure to work with Cornerstone Building. Justin and Mark were professional and easy to work with from start to finish. They assured that the work would exceed my expectations, and it did. The replacement roof is of high quality and the workers were efficient and on time throughout the project. The communications were excellent and they kept me informed of progress and potential delays. I highly recommend Cornerstone Building and Restoration!Service: Roof installation
Jainine
2023-09
Cornerstone made the process of getting a new roof very easy for us. They took care of everything. They were professional and finished when they promised. My roof looks great.
David
2023-05
Justin, Mark, and everyone else at Cornerstone were really easy to work with. They performed a roof replacement on my house.They were genuine, responsive, knowledgeable, worked well my insurance, did what they said they were going to do, and weren't trying to upsell or push me into anything I didn't want to do. I would definitely recommend. Pictures attached. I think it turned out great. Will update if needed.Services: Roof installation, Attic venting installation
James Conway
2023-05
Cornerstone worked our primary home. They examined our roof to verify the type of damage we had noticed. We also had some leaks. After finding hail and wind damage, Cornerstone worked with us submit our insurance claim. Cornerstone was instrumental providing information to the insurance company and identifying issues with the insurance company's own damage estimate. The insurance company's offer was woefully low and incorrect. If we didn't have Cornerstone's expertise working with us, we would not have received the appropriate compensation. The insurance company eventually agreed with Cornerstone's accurate assessments. Cornerstone's teams replaced our roof, installed new skylights, plastered and painted water damaged drywall, and replaced gutter systems which were under duress and not keeping up with the flow. If anything went wrong at our site, Cornerstone quickly worked to address it and coordinate with us. We are very happy with the work and the teams responsiveness and efficiency. If we need a contractor again, they will be high on our list.Services: Gutter installation, Skylight installation, Roof installation
S B
2023-05
Cornerstone did a top-notch job for us and many others in our neighborhood. They are experts in wind and hail damage to roofs and siding. If they determine damage occurred, it is nearly a certainty that the insurance adjuster will agree. They made the process of roof, skylight, gutter, and siding replacement very easy and the results are extraordinary! They work quickly and do excellent work!! I highly recommend them!Services: Roof repair for storm & wind damage, Gutter installation, Roof inspection, Skylight installation, Roof installation
Tim Yoon
2024-04
Roof looks great! Actual replacement time only took a couple of days, and they worked with our schedule so it was very convenient.Thanks for the hard work!
J Hasemann
2023-05
Cornerstone replaced our siding and gutters. Did an awesome job. From beginning to end they were professional and responsive. Helped us with navigating the insurance process. We also had them replace rotting wood trim. The price was very fair. The finished work on the siding and trim looked great. The crew was careful and punctual and cleaned up after the job was finished. I highly recommend Cornerstone.Service: Gutter installation
Lara Conway
2023-05
Cornerstone worked on our rental property. They examined our roof after it took multiple beatings from storms. After recording some tree impact damage to our gutters and siding and finding hail and wind damage, Cornerstone worked with us submit our insurance claims and then came for the inspection by the insurance representative. Cornerstone was instrumental providing information to the insurance company and identifying issues with the insurance company's own damage estimate. The insurance company's offer was woefully low and incorrect. If we didn't have Cornerstone's expertise working with us, we would not have received the appropriate compensation. This was the second time they protected our interests. The insurance company eventually agreed with Cornerstone's accurate assessments. Cornerstone's teams replaced our roof, siding, a sliding glass door, and replaced damaged gutters. Their teams were very deliberate in their process to insure a quality installation. they even came on Saturday to complete the job. They freely assessed our windows and told us they were a solid brand and in good condition (don't feel pressure to replace them). We are very happy with the overall results. They are batting a thousand with us.
william mumby
2023-09
Best experience Ever! Family owned and operated business functioning at the highest level of service delivery. Responsive and ever ready to deliver exactly what is promised contractually and beyond! Old school principles drive this operation based on delivering with honestly, straightforward and constant communication throughout the entire process. Within 5 days, my entire roof, trim, flashing, gutters and downspouts were expertly replaced inclusive of clean up. I must confess that the review is part and partial to a significant discount; however discount aside, my evaluation with or without the incentive, would remain as reported. They are The Best!!!Services: Roof repair for storm & wind damage, Gutter installation, Roof installation
Michael Vanhuysen
2023-05
Cornerstone did a wonderful job guiding us through the roof replacement process. We are very pleased with our results in transitioning from a cedar shake roof. The team's work exceeded our expectations for timeliness. We expected a multiple day project to remove and replace our roof. Cornerstone's team completed the work in a day.Services: Roof repair for storm & wind damage, Roof installation
R. G. Cina
2023-05
Cornerstone Building and Restoration did a fantastic job at replacing our roof and siding. We had help with every step of the way from their agent, Justin. They completed both the roof and siding on a timely basis. It looks beautiful! I am very pleased with the work they have done and have received many compliments on our roof and siding from friends and neighbors. I would highly recommend them to anyone considering having this type of work done.BarbaraServices: Skylight repair, Roof repair for storm & wind damage, Roof repair, Skylight installation, Roof installation, Roof damage repair
Hima Tadimeti
2023-11
We had a great experience with Justin at Cornerstone Building. He was always polite, helpful in walking us through the insurance process, what to expect and timeline of how everything will work so there were no surprises for us. Team installing the roof were professional, efficient and courteous. I am happy to recommend Cornerstone Building for any of your roofing needs!
Cornelius Griggs
2023-06
Cornerstone Builders are professional, knowledgeable, thorough and timely in completing contractural installations.Friendly staff that are easy to work with.Highly Recommend!Services: Attic venting repairs, Gutter installation, Roof inspection, Roof installation
Andy Winkler
2023-05
We experienced leaks stemming from multiple storms and damage on the roof. Justin and his team at Cornerstone were extremely responsive and came right out to analyze the extent of the damage. After submitting to our insurance company, we trusted Cornerstone to rebuild the cedar roof along with replacement gutters and soffits for ventilation to bring things up to code. Their roofing team run by Edgar was fantastic and got the job done expeditiously even during cold weather. Don’t hesitate to contact them if you need roofing work done! Small company = great service.Services: Roof repair for storm & wind damage, Gutter installation, Attic venting, Roof repair, Roof installation, Attic venting installation, Roof damage repair
Karen Talley cando
2023-07
We contracted Cornerstone to replace our roof which was heavily damaged during a hailstorm. Asher, the contractor gave us detailed information of the entire process and expected results. On the day of installation, the roofers arrived promptly and worked efficiently until the job was completed. When we asked a question, they responded in a friendly and professional manner. The end result was wonderful, and they removed all debris from the yard. I would recommend Asher and Cornerstone without hesitation.Service: Roof installation
Barbara Schulte
2023-06
The roofing and siding project we had done by Cornerstone was well managed right from the start. They provided an assessment of product options and scheduling. They kept us informed of material delivery dates and project start date.The crews were very professional and worked diligently to finish within the time allotted for the work. They paid close attention to every detail and the workmanship was top notch. We were extremely pleased with the new roof and siding. We can certainly recommend Cornerstone.Services: Skylight installation, Roof installation
John Jun
2023-11
Justin is excellent and always on top of things. He is very professional and easy to work with. His crew is courteous and skilled. Very happy with our new roof!
Bijan Seyednasrollah
2023-11
I enjoyed working with CornerStone for our projects. Justin and his team were always responsive and helpful.He always kept me up to date with the progress through the whole process.Definitely recommended.
anton blumberg
2023-05
Justin was super professional and knowledgeable. He was able to quickly inspect my roof and was very honest in his assessment. He pointed out a number of concerns that required attention but did not try to push me to do an unnecessary replacement. I know my roof will require replacement in the near future and I plan on using Cornerstone without reservation.Service: Roof inspection
Michelle Diaz
2023-05
From start to finish it has been a pleasure to work with Justin, Mark and their entire team. Both their work product and their service are excellent! Highly recommend this company!Service: Roof installation
Gregory Roberts
2023-05
The entire roof was replaced by Cornerstone do to wind damage. They worked with my insurance company so I didn’t have to, which helped out a lot because my insurance company didn’t want to help me. The shingles were upgraded to architectural as well and I shouldn’t have to replace a roof for many, many years.Services: Roof repair for storm & wind damage, Roof installation
Aya Collins Williams
2023-05
Cornerstone did an excellent job with our home repairs! Their attention to detail and pride in workmanship outshines the competition. I’ve recommended them to family and church members.Services: Roof repair for storm & wind damage, Gutter installation
Charlie Unknown
2024-04
I'm pleased with Cornerstone's work and the new roof. They did a great job.
Jean-Auguste Harb
2022-05
Very pleased with the work they did, Justin was very professional and knowledgeable, I highly recommend this company. Thank youService: Roof installation
pamela sharps
2023-05
The staff was very accommodation, responsive, patient and helped me to clearly understand the service process. They installed quality products and gave me Excellent services with a professional attitude. Thanks.
Justin Ammons
2022-05
They did my townhouse roof , gutters , and trim , extremely happy with the quality of work and price. Also will work with your insurance company! Fantastic!Services: Gutter repairs, Gutter installation, Roof inspection, Roof installation
Monday | 8 AM-5 PM |
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Tuesday | 8 AM-5 PM |
Wednesday | 8 AM-5 PM |
Thursday | 8 AM-5 PM |
Friday | 8 AM-5 PM |
Saturday | Closed |
Sunday | Closed |
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