We provide Commercial Waterproofing and Building Restoration Services throughout Northern California. Based in San Francisco, we have been in business since 1952. Our knowledgeable professionals can perform inspections, repairs, maintenance, and additional services for your place of business. International Waterproofing is your one stop source for all of the Material Components that keep your Building Weather Proofed and Structurally Sound. When it comes to your Building's Envelope, International Waterproofing will keep it dry, safe and sound from the elements.