This week, I welcome William Hoff CEO of Geopolymer International, a firm that creates and distributes ecologically friendly building materials. William has been in the construction industry for over 40 years, with experience in massive projects and is an expert in concrete and concrete alternatives.

William focuses on sustainable materials, and commits to bringing new technologies compliant with standard certifications, and permitting requirements needed to make them a reality. Currently, he's working with Geopolymer, 3-D concrete printing, and modular housing to achieve his goals.

You can learn more about them by visiting https://geopolymerinternational.com.