SLBI supported many businesses during its ten year period. The business types varied greatly in sector and size whilst the founders came from a wide diversity of backgrounds, but they were mainly under 30 years old and from the South London area.
Some of the Business Types supported include
| Design | Industrial, Jewellery |
| Fashion | Design and manufacture of Hats, cutting services |
| Electronics | Repairs, PC Manufacture |
| Food Production | Bakeries, Sandwiches |
| Food Retail | Sandwiches, Restaurants, Weddings, General Catering |
| Manufacturing | Baby Incubators, Architectural Leaded Lights, Jewellery |
| Publishing | Magazine, Desktop publishing, Graphic Design |
| PR | Music Label, general |
| Theatre | Aids Health awareness |