About Roman Cement

Our Story

At Roman Cement, we are revolutionizing the concrete industry through innovative research and advanced material science. Learn more about how we got started and what sets us apart from the competition!

Over 40 Patents, Including:

3 in Binary Blended Cements
4 in Ternary Blended Cements
3 in Particle Packed Ternary Blended Cements
8 in Pozzolan Processing Methods
4 in Low Carbon Concrete Mixes w/ Pozzolan and Mineral Fines
2 in Blended White Cements
1 in Manufacture of Specialized Blended Cements

We make concrete better. Let us show you how it works at no cost to you!


Our Team

David Hall

Chief Executive Officer

John Guynn

Founder and Chief Science Officer

Mont Hardman

Concrete General Contractor

Who We’ve Worked With


EP #119: Is More Limestone the Key to Stronger, Less Expensive Concrete?

What if you were told there’s better concrete out there with more limestone than what’s used in Type IL cement mixes? Sounds crazy, right? But that’s exactly what we’re exploring today with John Guynn and John Kline.

Guests: John Kline , John Guynn