Google
Google's tech products aren't offered for sale on Amazon, which makes sense. Google Assistant and Amazon's Alexa products are locked in a fierce competition to be the hub of smart homes.
Rolex
Rolex, like all high-end watch brands, does not offer its products for sale on Amazon. Luxury watchmakers dole out their product very carefully only to a select number of dealers worldwide.
LVMH brands
LVMH's steadfast refusal to sell on Amazon means it doesn't have any Louis Vuitton,
Birkenstock
While Birkenstock used to sell on Amazon, the brand stopped at the end of the year. In a letter by the brand's US CEO David Kaha wrote to retail partners last year, he wrote:
The Amazon marketplace, which operates as an 'open market,' creates an environment where we experience unacceptable business practices which we believe jeopardize our brand. Policing this activity internally and in partnership with Amazon.com has proven impossible.