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We built our reputation on outstanding performance, coming in under budget and competitive pricing.
Commercial Roofing Arizona
“Our technologies protect the atmosphere; conserve energy, materials, and resources”
Commercial Roofing California
“The Nevada team of Western Single Ply has built a successful referral business by listening to our customer’s needs.”
Commercial Roofing Nevada
In California, WSP endorses and sells ”Eco-green” or “sustainability” roofing products designed to meet today’s energy conscience builders and owners. “Today’s ‘Green’ technologies protect the atmosphere; conserve energy, material & resources” – John Tanner, Owner & Founder.

Single Ply technology has changed the way we roof, WSP Roofing is proud to represent theses quality manufactures:
  • Carlisle Syntec
  • Firestone Building Products
  • Johns Manville
  • Sika Sarnafil

Our partnership with these manufacturers ensures a commitment to continued research and development in meeting evolving building requirements and creating solutions for our customers that exceeds compliance under California Title 24.

The success of WSP Roofing is not only its team but our customers as well. “At the request of our customers, re recently introduced our Roof Inspection & Maintenance Division as a service. This service provides “peace of mind” and comfort to our customers in knowing their roof inspection and maintenance needs are entrusted to us” – Tanner

WSP Roofing is here to assist you with your roofing and waterproofing requirements. We work with General Contractors to reduce energy costs by using the latest roofing technologies for maximum savings and preservation of the environment. At WSP Roofing we will continue to be a leading provider of single ply roofing technology for tomorrow’s builders.



Dave Tanner
General Manager / Office Manager
Northern California