Companies catalogue
- SAP Labs Waterloo, Walldorf
- SHOE PER, Guelph
- SJS Cleaners, Barrie
- SOUSA Convoy Ltd, Ayr
- SOUSA Truck Trailer (Cambridge), Ayr
- Salvation Army, Hamilton
- Salvation Army (The), Burlington
- Salvation Army Thrift Store, Caledonia
- Salvation Army Thrift Store, Norwich
- Salvation Army Thrift Store, Hamilton
- Salvation Army Thrift Store, Kitchener
- Sam's Carpet Cleaning, Barrie
- Sampson Transmission, Hamilton
- Samuel Metal Blanking, Brantford
- Samuel Roll Form Group, Cambridge
- Samuel, Son & Co., Hamilton
- Samuel, Son & Co., Hamilton
- San's Tailored Designs, Ayr
- Sanctuary Day Spas Waterloo, Waterloo
- Sauder's Camping & Truck Accessories, St. Jacobs
- Scape Spa, Brant
- Scheltema Trailer Manufacturing Inc, Woodstock
- Scheltema Trailer Manufacturing Inc, Woodstock
- Schoenhals Windows & Siding, Kitchener
- Schomberg Tru Country & Garden, Schomberg
- Schuit Plastering & Stucco Inc., Hamilton
- Sears Travel, Brantford
- Sedman Group Custom Concrete, Brantford
- SelecTele Communications Inc, Hamilton
- Select Stone Supply Ltd., Burlington
- Selectco Inc, Oakland
- Serenity By Sarah, Brant
- ServiceMaster of Barrie & Collingwood, Midhurst
- Shefield Express, Barrie
- Shipway Stairs, Burlington
- Shopify, Waterloo
- Shrimp Canada, Guelph
- Shur-Gain Brechin Feed & Farm Supplies, Brechin
- Silani Sweet Cheese, Schomberg
- Silva's Roofing & Siding Ltd, Hamilton
- Simcoe Carpet & Upholstery Cleaners, Barrie
- Simply Indulge Aesthetics, Hamilton
- Six Nations Tourism, Ohsweken
- Skin Savvy Day Spa - Skin Care Centre, Hamilton
- Skindeep Day Spa, Brant
- Smart Pools, Burlington
- Smith's Tobacco Shop, Norwich
- Smoker's Choice, Caledonia
- Smokes, Ajax
- Snap-On Tools, Brant
- Sobeys Ancaster, Hamilton
- Sobeys Flamborough, Hamilton
- Sobeys Highland, Kitchener
- SoftMoc, Guelph
- Software AG (Canada) Inc, Cambridge
- Software AG Inc, Cambridge
- Software Developers - SFTDV, Cambridge
- Solar Dynamics, Kitchener
- Solar Trader Inc, Burlington
- Southern Ontario Sod - Specializing in Sod installations, Hamilton
- Spectrum Communications, London
- Speedy Auto Service Hamilton Central, Hamilton
- Sport Chek Cambridge Centre, Cambridge
- Sport Chek Fairway Best Mall, Kitchener
- Sport Chek Meadowlands Power Centre, Hamilton
- Sport Chek Simcoe Mall, Simcoe
- Sport Chek Waterdown, Hamilton
- SportSavvy Inc., Hamilton
- Springvale Ceramic Tile Installations, Hagersville
- Sprint Toner Cartridges, Sprint Office Supplies Ltd, Hamilton
- Sprucewood Tack Shop, Tavistock
- Square Canada, Kitchener
- Stair Guys, Kitchener
- Stairs4U, Burlington
- Stairworks, Guelph
- Steel City Surplus, Hamilton
- Stelco:Lake Erie Works, Nanticoke
- Stephenson's Rental Services, Hamilton
- Stephenson's Rental Services, Hamilton
- Stephenson's Rental Services, Hamilton
- Stephenson's Rental Services, Waterloo
- Stepup Stairs, Waterford
- Sterling House Cleaners, Barrie
- Sterling House Cleaners, Barrie
- Stitch It, Cambridge
- Stitch It, Kitchener
- Stitch It Clothing Alterations, Brantford
- Stone Ridge Stucco, Brant
- Stratford & Anderson Ginseng, Oakland
- Streamline Mobile Wash, Burlington
- Stucco Design Inc., Hamilton
- Stucco System, Hamilton
- Sun Waves Tanning Salon & Spa, Caledonia
- Sunrise Interactive Solutions Inc, Hamilton
- Swimco, Hamilton
- Swish Maintenance Limited, Barrie
- Syblings, Barrie
- Synergy Salon and Spa, Waterford
- Systems Logic, Cambridge
- static hair salon & spa, Cambridge