udd=> select distinct maintainer from sources_uniq where maintainer_name like '%Ubuntu%';
                                   maintainer
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 Ubuntu Core developers <ubuntu-devel-discuss@lists.ubuntu.com>
 Debian/Ubuntu Zope Team <pkg-zope-developers@lists.alioth.debian.org>
 LTSP Debian/Ubuntu Maintainers <pkg-ltsp-devel@lists.alioth.debian.org>
 Debian/Ubuntu wpasupplicant Maintainers <pkg-wpa-devel@lists.alioth.debian.org>
 Ubuntu Mozilla Team <ubuntu-mozillateam@lists.ubuntu.com>
 Ubuntu Desktop Team <ubuntu-desktop@lists.ubuntu.com>
 Debian/Ubuntu NetSurf Package Team <deb@netsurf-browser.org>
 Debian Ubuntu/Zope team <pkg-zope-developers@lists.alioth.debian.org>
 Debian/Ubuntu Zope team <pkg-zope-developers@lists.alioth.debian.org>
(9 rows)