ActiveState offers support through ActivePython Business Edition (per-server licensing) and ActivePython Enterprise Edition. Support can also be included as part of ActivePython OEM re-distribution agreements.
eGenix.com offers Python, Django, Plone and Zope support, as well as product support for our wide range of related software products, including our own eGenix PyRun Python runtime distribution which focuses simplifying Python software product distribution.
Logilab offers support contract for companies developping with Python (and doing scientific stuff)
tummy.com offers support for Python on Linux, including RPM packaging, hosting, and script development.