Cal Larson is the founder and owner of Soluble Oak, an innovative beverage-industry company based in Spokane, Washington.

Background and Origins

With a professional background rooted in the international lumber business, Cal spent years working closely with white oak. His familiarity with the wood eventually sparked a core question: What if you could extract the desirable flavor characteristics of oak without needing to use an entire barrel?

This curiosity led him to spend years developing a proprietary, patent-pending extraction method.

The Innovation: Soluble Oak

Cal developed an all-natural liquid oak extract (often referred to as "Oak + Nothing") that captures over 200 organic compounds found in American and French white oak—such as vanillins, oak lactones, and tannins. ...