| Trucking Operator - Nonlocal in Guasti, CA (3) | Airport Transportation Service in Guasti, CA (2) |
| Animal Services in Guasti, CA (2) | Local Passenger Transportation in Guasti, CA (2) |
| Restaurants in Guasti, CA (2) | Architects in Guasti, CA (1) |
| Building Maintenance in Guasti, CA (1) | Business Consulting Contractor in Guasti, CA (1) |
| Churches in Guasti, CA (1) | Computer Software in Guasti, CA (1) |
| Concrete Contractors in Guasti, CA (1) | Delivery Service in Guasti, CA (1) |
| Furniture - Dealers in Guasti, CA (1) | Furniture Gifts Novelties in Guasti, CA (1) |
| Grape Vineyard Nonresdentl Bldg Operatr Beef Cattle Mfg in Guasti, CA (1) | House Construction Contractors in Guasti, CA (1) |
| Individual Family Services in Guasti, CA (1) | Limousine Service in Guasti, CA (1) |
| Machine Shops in Guasti, CA (1) | Manufacturer's Representative in Guasti, CA (1) |
| Marble - Natural (Wholesale) in Guasti, CA (1) | Pharmaceutical Products - Wholesale in Guasti, CA (1) |
| Plumbing Heating Ac Contractors in Guasti, CA (1) | Process Servers in Guasti, CA (1) |
| Recreation Centers in Guasti, CA (1) | Recreational Vehicles - Wholesale in Guasti, CA (1) |
| Recycling Centers (Wholesale) in Guasti, CA (1) | Refuse System in Guasti, CA (1) |
| Sales Presentation Materials And Supplies in Guasti, CA (1) | Security Guard & Patrol Service in Guasti, CA (1) |
| Sewing Contractors in Guasti, CA (1) | Swimming Pool Contractors in Guasti, CA (1) |
| Transportation Services in Guasti, CA (1) | Trucking Hauling Contractor in Guasti, CA (1) |
| Us Postal Service in Guasti, CA (1) | Vending Machines in Guasti, CA (1) |
| Water Transport Services Local Trucking Operator in Guasti, CA (1) | Wineries in Guasti, CA (1) |
