- Secondary Schools, Annandale
- Security & Surveillance System & Equipment, Annandale
- Security Brokers & Dealers, Annandale
- Security Services, Annandale
- Septic Tank Installation & Repair, Annandale - Septic Systems
- Septic Tank Pumping & Cleaning, Annandale - Septic Systems
- Septic Tanks & Septic Systems Contractors, Annandale - Installation, Repair, Service, Cleaning & Pumping Septic Tanks
- Shopping & Shopping Services, Annandale
- Signs, Annandale
- Social Services & Welfare, Annandale
- Social Workers & Services, Annandale
- Societies & Foundation Associations, Annandale
- Special Education & Care, Annandale
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- Specialty Animal Services, Annandale
- Specialty Stores, Annandale
- Sporting Goods Stores, Annandale
- Staffing & Support Services, Annandale
- State Government, Annandale
- Stationery & Office Supplies, Annandale
- Sweepers & Scrubbers Industrial, Annandale - Sweeping Service
- Swimming Pool, Sauna & Spa Contractors, Annandale
- Swimming Pools Contractors, Annandale - Install Inground - Above Ground Pools
- Swimming Pools Repair, Service, Supplies, Sale & Installation, Annandale
- Swimming Pools Supplies, Equipment & Accessories, Annandale
- Swimwear & Accessories Shops, Annandale - Water Sports Equipment
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