The SSI Team

Industry experts in design and construction consulting services

Pat Harrison, MBA, FACI

Vice President / Senior Consultant - Principal

Pat Harrison, MBA, BS, FACI is a Vice President, Senior Consultant and a Principal who works in the Kansas City office. He has over 33 years of design, construction and forensic experience, focusing on exposed retail, commercial, and industrial concrete slabs on ground.


Pat received his undergraduate degree from Kansas State University in 1982 with a B.S. in Construction Science. In 1991 he received his Master’s Degree in Business Administration from Rockhurst University in Kansas City, MO. He has gained unique, valuable experience and expertise in practical design and construction while working in the concrete flatwork industry his entire career.


He has significantly contributed to the design, construction, and development of all different types of concrete slabs on ground systems including exposed slabs. Recognized for his valued consultation and management abilities, Pat continues to service a variety of clients, including several major retailers.  Pat and his firm have influenced industry design and construction of concrete slabs, specializing in those to receive polished finishes.  He has also been a featured seminar speaker on quality floor slab design and construction in the U.S. as well as internationally in various locations in Mexico, Latin and South America, and the U.K.


He has published several articles concerning slabs on ground design, construction and maintenance for various well-known publications, including Concrete Construction, Concrete International and Concrete Products.  He received the 2006 American Concrete Institute (ACI) Construction Award – “For providing guidance on proportioning concrete mixtures for slabs-on-ground” for one of his publications.


Pat is a Fellow of the American Concrete Institute and a current voting member of ACI 211 Proportioning Concrete Mixtures, ACI 310 Decorative Concrete (Current Chair of the 310J Polish Concrete Subcommittee), ACI 302 Construction of Concrete Floors (serving as Committee Chair from 2004 to 2010), and ACI 360 Design of Slabs-on-Ground.

Related News

"Adding Fly Ash to Concrete Mixes for Floor Construction", Concrete Construction, November 29, 2007 - Contact Pat Harrison, MBA, FACI for article or more information.
"For the Ideal Slab on Ground Mixture", Concrete International, March 1, 2004 - Contact Pat Harrison, MBA, FACI for article or more information.

About Company

Structural Services Inc. has 8 offices, and provides specialized concrete consultation, training and forensics for the most advanced concrete applications.

Contact Us

Corporate Headquarters – Texas
1003 Legacy Ranch Road, Suite 100
Waxahachie, TX 75165-1294
FAX: None

Our Locations






New York

South Carolina