Cross Connection Environmental has a combined 50 years of experience in the water, wastewater, and building codes fields. Cross Connection Environmental is a leader in Backflow Certification and Cross Connection Specialists Training. Basic backflow education is our specialty. CCENV also carries a full line of Backflow repair parts and test kits to meet all of the backflow and plumbing industry needs.Corporate offices - Carson City NV - Email: ccenv@hotmail.com - Phone Corporate 775-887-0670 - AZ Office 602-438-4869