Townshend's Tea Company is steeped in tea culture with "decidedly Portland" ingredients.
But another California city, San Francisco, saw its proposed law to tax sugary beverages go down in defeat.
New York's highest court decided on Thursday that the city's health department could not impose a cap on the size of sugary drinks.
As soda sales drop for a ninth straight year, diet soda sees a particularly large plummet amid health concerns.
Sugary beverage consumption has gone down over the past decade, especially by children.