Made in Montana Member Tumblewood Teas Brings Manufacturing Back Home to Montana, One Tea Tumbler at a Time It all began over a cup of tea. In fact, it was many, many cups of tea before Riza Gilpin, founder and co-owner of Tumblewood Teas in Big Timber, Montana, decided to make her favorite comfort ritual her life’s work. Friday, November 27, 2020 Categories: Market MTChoose Montana Tags: Made in MontanaBig Sky Economic Development Trust FundBSTFMontana Department of CommerceBig Sky Trust FundBusiness Stabilization GrantTumblewood Teas RSS