Meet Greg Lassiter
Roofing Contractor & Founder of ShingleScience
Greg Lassiter is a licensed roofing contractor and the founder of ShingleScience. With over 22 years of experience in the roofing industry, Greg has worked on everything from modest residential shingle replacements to large-scale commercial flat roof installations. He started his career as an apprentice roofer, earned his contractor's license, and built a successful roofing company before pivoting to education and writing through ShingleScience. Greg is certified by GAF, Owens Corning, and CertainTeed, and he brings a contractor's practical perspective to every article. He lives in the Southeast, where storm season keeps his expertise — and his phone — ringing year-round.
About ShingleScience
ShingleScience is a resource built for roofing professionals, contractors, and homeowners who want reliable, expert-level information about roofing systems, gutters, and exterior home protection.
Our Mission
We believe that quality roofing knowledge should be accessible to everyone — whether you're a seasoned contractor looking for the latest industry insights or a homeowner trying to understand your roof better.
What We Cover
- Roofing installation guides and best practices
- Shingle selection and comparison guides
- Gutter installation, cleaning, and maintenance
- Leak detection and emergency repair tips
- Storm damage assessment and insurance claims
- Seasonal roof inspection checklists
For Professionals
Our technical articles provide in-depth coverage of roofing systems, code compliance, and product comparisons to help you serve your clients better and win more bids.
For Homeowners
We break down complex roofing concepts into practical, actionable advice so you can make informed decisions about your home's most important protection system.