Yup, there are two major bakeries that do Girl Scout Cookies — Little Brownie and ABC. In general, Little Brownie (purple on the map) does a better job. If your Thin Mints have dimples — you're not getting the best Thin Mints.
(We did our own taste comparison a few years back, with similar results: https://hill-kleerup.org/blog/2010/03/23/girl-scout-cookie-bakery-face-off.html)
Why Boston’s Girl Scout Cookies Suck Compared to NYC’s
An L.A. Times investigative report reveals that not all Thin Mints are created equal.