Shotcrete toward Sustainability HC Matcon Inc. (HCM) core values are Teamwork, Innovation, Service, and Sustainability. By shotcreteweb|2022-02-16T16:50:40+00:00January 12th, 2016| Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail About the Author: shotcreteweb