Guido,
> I recently ran across the professional services page ( as a web
> moderation chore) and found that some of these providers aren't
> actually offering / listing PostgreSQL in their sites.
>
> Shall I remove them?
Yes, with an e-mail to notify them, so they can repost after they fix
their websites.
--
Josh Berkus
PostgreSQL Experts Inc.
www.pgexperts.com
