Becker Vineyards (Texas) has some vegan options

Jennifer notes (June 2021) "I have just spoken with Becker Vineyard wines in Fredericksburg, TX, and was informed that none of their wines are vegan. They all contain a small amount of egg protein from the refining process." Company email (December 2012): "Yes, I’m familiar with wine production and our production and also confirmed with our winemaker Russell Smith. No animal products are used." Company email (December 2012): "No, we do not use animal products. We do not use animal products in filtration of wine." Company email: "We use animal products in the filtration of our wines." Company email: "We use isinglass and alveoli (fish bladder) for fining in our wines."