Douglas R. Mahon,Partner and Director of North Bay Operations - SST Insurance Brokers,Sonoma John H. Sylvester,Partner and Director of Casualty Operations - SST Insurance Brokers,Los Altos SST Insurance Brokers,Inc. is built on the principles of providing superior customer service and quality insurance solutions for our customers. As an independent agent,we work with select insurance companies. Personal Insurance - Auto,Home,Renters,Umbrella,Watercraft,Motorhomes,Scheduled Property (Inland Marine),Motorcycle Commercial Insurance - Contractors,Manufacturers,Retail,Wholesale,Professional Offices,Restaurants,Garage & Repair,Delivery Services,Day Care We also specialize in: Life Insurance,Health Insurance,Retirement Plans and Group Insurance