Partners Opportunities Partner With Us We are proud to work with some of the region’s most experienced subcontractors and suppliers. Register or sign in to explore our bid opportunities and partner with us. Sign In Please sign in. New to Western Water? Register Email Address Remember Me SIGN IN Need help? All bidders should be prepared to sign Western Water’s standard: » Subcontract Agreement » Purchase Order Agreement Western Water has partnered with Procore Technologies for cloud-based Construction Project Management. We encourage all our partners to learn more at Procore.com.