- This event has passed.
Cementitious Material
February 6, 2023 @ 3:35 pm - 4:30 pm CST
Location: Regency A and B
Speaker: John Kallemeyn, P.E. – Rinker
Speaker Bio:
John Kallemeyn is a 2008 graduate of University Minnesota Duluth with BS degree in Chemical Engineering. He is a registered professional engineer in the state of Minnesota and is currently based out of Maple Grove MN. His duties relate to concrete mix, materials, and product quality. He is active in ASTM C13, and the ACPA Quality and Manufacturing Committee and Plant Certifications Task Force. He has worked for Rinker (formerly Forterra and Cretex) for the past 13 years.
