- La Mend (The Good Patch)
- Label Outfitters
- Label Peelers
- Labor Law Posters Online
- Lady Lux
- LagaciShop
- Lagos
- Laguna Tools
- Lalique
- Lambs & Ivy
- Lamps Clinic
- Lander
- Lajerrio Jewelry
- LandlordMAX
- Landry's Seafood
- Lanier Islands
- Lansinoh
- Lanston
- Lantronix
- Lanvin
- Laraine
- Larcia Sports
- Lark And Berry
- LaRitzy
- Laqa & Co.
- LarosaStyle
- Las Vegas Rhinestones
- Lashfood
- Latched Mama
- LATHER
- Lavahut
- LawyerLocator
- Lavish Bath Box
- Lax Ammo
- Layrite
- Lazar's Chocolate
- LCE Performance
- LCWSoft
- LC King
- Le Beauty
- LBDUK
- Le Cord
- Le Labo Fragrances
- Le Luna UK
- Le Metier de Beaute
- Leap Motion
- Learnable
- Learners Edge
- Leather Paws
- LED Shoe Source
- LED Group Buy
- LEDLight
- Lee Brennan Design
- Leather Collection
- Lefty's Left Handed
- LegalDocsPDQ
- Legal Solutions
- Leicester Tigers Store
- Leigh and Luca
- Lela Rose
- Lemon Drop Gifts
- Lemon Tree Hotels
- Lele Sadoughi
- Lenny's Subs
- Les3dprinter
- Less Annoying Software
- Lets Dress Up
- Letters From Santa
- LeVel Gear
- LetterSeals
- LEVO
- LG Sciences
- LIAT
- Life Alert
- Life Invited
- LIFE Ionizers
- LifeCell
- LifeEar
- Life and Home
- LifeSpa