About Us

About Guaranteed Roofing

Guaranteed Roofing is a full service home improvement contractor providing quality roofing, siding, gutter, and window services in Ohio. We pride ourselves on providing skilled craftsmanship, the highest quality materials, and an economical solution for every project. We are very professional, punctual & trustworthy. Choosing the right contractor can be a difficult task, so we are here to help you from start to finish. From the beginning estimate, explaining the materials & workmanship, to the shingle colors & profile choices.

If you're interested in roof repair, roof replacement, siding installation, gutter installation, or replacement windows for your home, Guaranteed Roofing is here to help. Call us today at 1-844-819-0970 or contact us online to get started with a free estimate!

Recent Testimonials

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“Excellent work from start to finish. I would highly recommend them.”

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J. M. of Milford, OH

“I would absolutely recommend Guaranteed Roofing! My only proof that they were here is my beautiful 30 year architectural roof.”

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K. L. of Milford, OH

“It took two and a half days to complete the job and I am very satisfied with the new roof and skylights. The roof is impressive and the process from start to...”

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R. H. of Milford, OH

About the Owner

jason grimes

Jason Grimes is the owner and operator of Guaranteed Roofing

Jason Grimes is the owner of Guaranteed Roofing. He is the third generation of the family business, having taken over as the primary owner in 2009. Coming from a family of skilled contractors in the home improvement industry, Jason learned the value of hard work and integrity firsthand from an early age working with his father and grandfather in the field. These values were an integral part to creating his own business using those same core elements in which he believes in to this day.

Jason is a 1990 graduate of Milford High School and has worked in the greater Cincinnati area since then, establishing himself as a highly respected roofing contractor in the area. Jason strives to deliver a high standard of quality to each and every homeowner.

Meet Our Team

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Kim Grimes Office Administrator
Willie Hurst Roofing Consultant and Project Manager

Customer Reviews

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By Kasey K. from Lebanon, OH
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By Paul B. from Milford, OH
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By John H. from Loveland, OH

Our Awards

Every homeowner wants a contractor they can trust, which is why at Guaranteed Roofing we're proud of the recognition we've received. We hold an A+ Rating with the BBB, and we've won the Angie's List Super Service Award four times. We are also an Owens Corning Preferred Contractor, JamesHardie Preferred Contractor, and CertainTeed Shingle Master.

When combined with our decades of experience, trained and certified employees, and customer first focus, we believe we're the best company to help you with all your roofing, siding, window, and gutter needs!


View All Awards

Angie's List Super Service Award for 2017
Best of Houzz 2015
Angie's List Super Service Award 2014


View All Associations

The Better Business Bureau Accredited Business
The Better Business Bureau Accredited Business
CertainTeed ShingleMaster
CertainTeed ShingleMaster
James Hardie Preferred Contractor
James Hardie Preferred Contractor
Owens Corning Preferred
Owens Corning Preferred

our service area

We serve the following areas

Our Locations:

Guaranteed Roofing
2575 US-22 Suite O
Maineville, OH 45039