Schübel Drachenseidla is an excellent Kellerbier with a fine mix of grain and hops in the nose and a hoppy but not overly bitter palate. The finish is dry and bitter.
Brauerei Hermann's Kellerbier is a lightly grainy session beer with underlying hop and a semi-dry, semi-bitter finish.
Schwan's Kellerbier is a great balanced session beer with a light grainy palate and slightly bitter finish.
The Schwarzer Alder Kellerbier from the tank is a great example of the style with fresh mown grass, understated grain and underlying hops.
Scharpf Gartenseidla is a fine Kellerbier with a nice grainy element and dry palate and finish.
Ebensfelder Kellerliebe is only available at their Engelhardt's Keller and a fine Kellerbier it is with a nice hoppy palate and lingering semi-dry finish.
Löwenbräu was once a renowned Kellerbier but has lost some of its complexity and perhaps due to a wider distribution, quality may vary. That said, at their Keller it remains a serviceable Kellerbier that goes well with food.
St. Georgen-Bräu is a renowned regional brewery and their Kellerbier is their flagship. It may have lost a notch or two of complexity over the years but it´s nonetheless a tasty on the hoppy side Kellerbier.