Real brands include:
Mostly it's the three early Maersk Trucks - 1552, 1831 and 1651 that are usually listed under the Town theme.
Toys R Us also appeared on one City themed truck
Outside of the Town/City themes but still minifig scale you then have:
- Maersk Train - under Trains.
- SNCF - In it's old orange livery is the basis for the Horizon Express train under Creator.
- Ferrari - Is usually listed under the "Racers" theme rather than Town/City
Other brands have also appeared in other more advanced/non-minifig scale themes, such as:
- Boing - The 787 Dreamliner.
- Maersk (again) - The Sealand Container Ship
- Sopwith Aviation - The Sopwith Camel.
- Volkswagen - The T1 Camper and Beetle