Hounslow Business by letter: l
- L A, Hounslow
- L B General Ltd, Hounslow
- L D M Ltd, Hounslow
- L M C, Hounslow
- L M Marnitz, Hounslow
- L O T Polish Airlines, Hounslow
- La Mirage Cafe, Hounslow
- La Tasca, Hounslow
- Laetitia Allen, Hounslow
- LAM Productions, Hounslow
- Lancasters Solicitors, Hounslow
- Latin American Holidays, Hounslow
- Laurel Business Services, Hounslow
- Lauristons, Hounslow
- Lavazza Coffee (UK) Ltd, Hounslow
- LaVirginie Wine Bar, Hounslow
- Lavish Film Locations, Hounslow
- Lets Clean, Hounslow
- Letts Educational Ltd, Hounslow
- Lewis Sidhu, Hounslow
- Libero Consulting, Hounslow
- Life Centre, Hounslow
- Lifetide Training Ltd, Hounslow
- Linda Godliman, Hounslow
- Line Up Communications Ltd, Hounslow
- Liquorbin, Hounslow
- Liquorice, Hounslow
- Litchfield Garden, Hounslow
- Little Big TV Ltd, Hounslow
- Living Spanish, Hounslow
- Lizard, Hounslow
- Lloyd Sheppard, Hounslow
- Lloyds TSB Bank PLC, Hounslow
- LMC Chiswick Garage, Hounslow
- Location Cleaning, Hounslow
- Lock & Marlborough, Hounslow
- Logic Sticks, Hounslow
- London & District Properties (Management) Ltd, Hounslow
- London Financial Services Ltd, Hounslow
- London Gardens, Hounslow
- London Law Cost Consultants, Hounslow
- London School Of Diving, Hounslow
- London Workshop Co, Hounslow
- London Zu, Hounslow
- Longhouse Gallery, Hounslow
- Looby Crean Ltd, Hounslow
- Loraine Road Sheltered Housing, Hounslow
- Lunn Poly, Hounslow
- Lychfield Executive Cars, Hounslow
- Lynn Westward, Hounslow