Mars has a red M with a blackbackground
The Time magazine logo features a red border with the word "TIME" in bold, capitalized white letters against a red background. The letter "M" has sharp corners resembling a serif font.
Milka
makita
Marriott
Milka
IBM
It is the M from the logo IBM
mountain dew
IBM
palm
Mountain Dew has a green m and a red w in the logo.